{"title":"1973-1987 Squarebody C10 Suspension","description":"","products":[{"product_id":"1963-1987-c10-bag-cups","title":"63-87 Chevy \u0026 GMC C10 Front Lower Bag Cups","description":"\u003ch4 data-start=\"239\" data-end=\"285\"\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e63-87 C10 Front Lower Bag Cups (Pair) - #125-2100\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp data-start=\"287\" data-end=\"600\"\u003eThese front air bag cups provide a \u003cstrong\u003esimple, affordable, and proven solution\u003c\/strong\u003e for converting factory front suspension to air ride using stock lower control arms. Designed to \u003cstrong\u003esit in the original coil spring pocket\u003c\/strong\u003e, they allow a \u003cstrong\u003eD2500 or D2600 air bag\u003c\/strong\u003e to mount securely in place of the factory coil spring.\u003c\/p\u003e\n\u003cp data-start=\"602\" data-end=\"876\"\u003eEach cup drops directly into the lower control arm spring pocket and is retained by the vehicle’s weight, just like a traditional spring or air bag. \u003cstrong\u003eNo welding or bolting is required\u003c\/strong\u003e, making this an ideal option for clean installs and budget-friendly air ride conversions.\u003c\/p\u003e\n\u003chr data-start=\"878\" data-end=\"881\"\u003e\n\u003ch4 data-start=\"1305\" data-end=\"1332\"\u003eKey Features \u0026amp; Benefits\u003c\/h4\u003e\n\u003cul data-start=\"1333\" data-end=\"1570\"\u003e\n\u003cli data-start=\"1354\" data-end=\"1413\"\u003e\n\u003cp data-start=\"1356\" data-end=\"1413\"\u003eDesigned for \u003cstrong\u003efront lower control arm\u003c\/strong\u003e air bag mounting\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1414\" data-end=\"1453\"\u003e\n\u003cp data-start=\"1416\" data-end=\"1453\"\u003eReplaces factory coil spring location\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1454\" data-end=\"1491\"\u003e\n\u003cp data-start=\"1456\" data-end=\"1491\"\u003eSupports \u003cstrong\u003eD2500 \/ D2600 air bags\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1492\" data-end=\"1524\"\u003e\n\u003cp data-start=\"1494\" data-end=\"1524\"\u003e\u003cstrong\u003eNo welding or bolting required\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003eSold as a pair\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1572\" data-end=\"1575\"\u003e\n\u003ch4 data-start=\"883\" data-end=\"908\"\u003eDesign \u0026amp; Construction\u003c\/h4\u003e\n\u003cul data-start=\"909\" data-end=\"1208\"\u003e\n\u003cli data-start=\"909\" data-end=\"963\"\u003e\n\u003cp data-start=\"911\" data-end=\"963\"\u003eManufactured from \u003cstrong\u003e5.5\" OD x .188\u003c\/strong\u003e wall DOM tubing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"964\" data-end=\"1016\"\u003e\n\u003cp data-start=\"966\" data-end=\"1016\"\u003e\u003cstrong\u003e3\/16\"\u003c\/strong\u003e thick steel top plate welded to each cup\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1017\" data-end=\"1071\"\u003e\n\u003cp data-start=\"1019\" data-end=\"1071\"\u003e2\" overall height for proper air bag positioning\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1072\" data-end=\"1158\"\u003e\n\u003cp data-start=\"1074\" data-end=\"1158\"\u003eFinished in \u003cstrong\u003esemi-gloss black powder\u003c\/strong\u003e coat for durability and corrosion resistance\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1210\" data-end=\"1226\"\u003e\u003cem\u003eKey Terms:\u003c\/em\u003e\u003c\/p\u003e\n\u003cul data-start=\"1227\" data-end=\"1298\"\u003e\n\u003cli data-start=\"1227\" data-end=\"1254\" style=\"font-style: italic;\"\u003e\n\u003cp data-start=\"1229\" data-end=\"1254\"\u003e\u003cem\u003eOD = Outer Diameter\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1255\" data-end=\"1298\" style=\"font-style: italic;\"\u003e\n\u003cp data-start=\"1257\" data-end=\"1298\"\u003e\u003cem\u003eDOM = Drawn Over Mandrel steel tubing\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1572\" data-end=\"1575\"\u003e\n\u003ch4 data-start=\"1797\" data-end=\"1814\"\u003eFitment\u003c\/h4\u003e\n\u003cul data-start=\"1815\" data-end=\"1936\"\u003e\n\u003cli data-start=\"1815\" data-end=\"1884\"\u003e\n\u003cp data-start=\"1817\" data-end=\"1884\"\u003e\u003cstrong\u003e63-87 C10, C20, C30 Truck or Blazer\u003c\/strong\u003e with factory coil spring lower control arms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"1795\" data-start=\"1792\"\u003e\n\u003ch4 data-start=\"1577\" data-end=\"1599\"\u003eInstallation Notes\u003c\/h4\u003e\n\u003cul data-start=\"1600\" data-end=\"1790\"\u003e\n\u003cli data-start=\"1600\" data-end=\"1657\"\u003e\n\u003cp data-start=\"1602\" data-end=\"1657\"\u003eCups sit in the factory lower control arm spring pocket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1658\" data-end=\"1701\"\u003e\n\u003cp data-start=\"1660\" data-end=\"1701\"\u003eAir bag mounts directly on top of the cup\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1702\" data-end=\"1750\"\u003e\n\u003cp data-start=\"1704\" data-end=\"1750\"\u003eRetained by suspension load and vehicle weight\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli style=\"font-weight: bold;\" data-start=\"1702\" data-end=\"1750\"\u003e\u003cstrong\u003eProfessional installation recommended\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"1795\" data-start=\"1792\"\u003e\n\u003ch4 data-end=\"1962\" data-start=\"1909\"\u003eQuestions? Contact Us\u003c\/h4\u003e\n\u003cp data-end=\"1962\" data-start=\"1909\"\u003e\u003cspan\u003e(480) 940 1806 – \u003cstrong\u003eLocal\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e1 (877) 951-1890 – \u003cstrong\u003eToll Free\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"GSI Machine and Fabrication","offers":[{"title":"Default Title","offer_id":50321924391191,"sku":"125-2100","price":65.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/8082\/2807\/files\/125-2100-2_t.jpg?v=1742836368"},{"product_id":"63-87-c10-upper-bag-plates","title":"63-87 Chevy \u0026 GMC C10 Upper Bag Plates (Bolt-On)","description":"\u003cp data-start=\"307\" data-end=\"578\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e63-87 C10 Upper Bag Plates - #125-2200\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"307\" data-end=\"578\"\u003eThese upper air bag plates are designed for \u003cstrong data-start=\"359\" data-end=\"395\"\u003e1963–1987 Chevy \u0026amp; GMC C10 trucks\u003c\/strong\u003e and provide a secure mounting point for \u003cstrong\u003eD2500 \u0026amp; D2600 \u003c\/strong\u003eair bags. They are intended for use where a strong, properly positioned upper bag mount is required.\u003c\/p\u003e\n\u003cp data-start=\"580\" data-end=\"732\"\u003eConstructed from \u003cstrong data-start=\"597\" data-end=\"622\"\u003elaser-cut 3\/16” steel\u003c\/strong\u003e and finished in a durable black powder coat, these brackets are built for strength, reliability, and long-term use.\u003c\/p\u003e\n\u003chr data-start=\"734\" data-end=\"737\"\u003e\n\u003ch4 data-start=\"739\" data-end=\"754\"\u003eKey Features\u003c\/h4\u003e\n\u003cul data-start=\"755\" data-end=\"974\"\u003e\n\u003cli data-start=\"755\" data-end=\"790\"\u003e\n\u003cp data-start=\"757\" data-end=\"790\"\u003eUpper Air Bag Mounting Solution\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"840\" data-end=\"882\"\u003e\n\u003cp data-start=\"842\" data-end=\"882\"\u003eLaser-Cut \u003cstrong data-start=\"852\" data-end=\"880\"\u003e3\/16” Steel Construction\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"883\" data-end=\"934\"\u003e\n\u003cp data-start=\"885\" data-end=\"934\"\u003eDurable Semi-Gloss Black Powder Coat Finish\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"935\" data-end=\"974\"\u003e\n\u003cp data-start=\"937\" data-end=\"974\"\u003eStrong, Simple, and Reliable Design\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"935\" data-end=\"974\"\u003eFits \u003cstrong\u003eD2500 \u0026amp; D2600\u003c\/strong\u003e Air Bags\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"976\" data-end=\"979\"\u003e\n\u003ch4 data-start=\"981\" data-end=\"991\"\u003eFitment\u003c\/h4\u003e\n\u003cul data-start=\"992\" data-end=\"1070\"\u003e\n\u003cli data-start=\"992\" data-end=\"1030\"\u003e\n\u003cp data-start=\"994\" data-end=\"1030\"\u003e\u003cstrong data-start=\"994\" data-end=\"1030\"\u003e1963–1987 Chevy \u0026amp; GMC C10 C20 Trucks\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong data-start=\"994\" data-end=\"1030\"\u003e1963–1987 Chevy \u0026amp; GMC Blazer \/ Jimmy\u003c\/strong\u003e\u003cstrong data-start=\"994\" data-end=\"1030\"\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1072\" data-end=\"1075\"\u003e\n\u003ch4 data-start=\"1077\" data-end=\"1095\"\u003eWhat’s Included\u003c\/h4\u003e\n\u003cul data-start=\"1096\" data-end=\"1133\"\u003e\n\u003cli data-start=\"1096\" data-end=\"1133\"\u003e\n\u003cp data-start=\"1098\" data-end=\"1133\"\u003e\u003cstrong\u003e(2) \u003c\/strong\u003eUpper Air Bag Plate Brackets\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1096\" data-end=\"1133\"\u003e\n\u003cp data-start=\"1098\" data-end=\"1133\"\u003e\u003cstrong\u003e(8) \u003c\/strong\u003e3\/8 x 1.25 Bolts\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1096\" data-end=\"1133\"\u003e\n\u003cp data-start=\"1098\" data-end=\"1133\"\u003e\u003cstrong\u003e(16) \u003c\/strong\u003e3\/8 Flat Washers\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1096\" data-end=\"1133\"\u003e\n\u003cstrong\u003e(8) \u003c\/strong\u003e3\/8 Nylock Nuts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1135\" data-end=\"1138\"\u003e\n\u003ch4 data-start=\"1140\" data-end=\"1148\"\u003eNotes\u003c\/h4\u003e\n\u003cul data-start=\"1149\" data-end=\"1258\"\u003e\n\u003cli data-start=\"1149\" data-end=\"1192\"\u003e\n\u003cp data-start=\"1151\" data-end=\"1192\"\u003eDesigned for air ride applications only\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1193\" data-end=\"1258\"\u003e\n\u003cp data-start=\"1195\" data-end=\"1258\"\u003eWelding may be required depending on suspension configuration\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1135\" data-end=\"1138\"\u003e\n\u003ch4 data-start=\"1909\" data-end=\"1962\"\u003eQuestions? Contact Us\u003c\/h4\u003e\n\u003cp data-start=\"1909\" data-end=\"1962\"\u003e\u003cspan\u003e(480) 940 1806 – \u003cstrong\u003eLocal\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e1 (877) 951-1890 – \u003cstrong\u003eToll Free\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"GSI Machine and Fabrication","offers":[{"title":"Default Title","offer_id":50321924423959,"sku":"125-2200","price":65.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/8082\/2807\/files\/125-2200-2.jpg?v=1749745215"},{"product_id":"63-87-c10-bag-brackets-bags","title":"63-87 Chevy \u0026 GMC C10 Front Air Bags with Upper \u0026 Lower Brackets","description":"\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e63-87 C10 Front Air Bags with Upper \u0026amp; Lower Brackets - #125-2300\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThis air bag bracket and bag kit is designed for \u003cstrong\u003e1963-1987 Chevy \u0026amp; GMC C10 trucks\u003c\/strong\u003e and provides a simple, cost-effective way to convert the \u003cstrong\u003efront suspension\u003c\/strong\u003e to air ride. It’s an ideal solution for budget builds that want improved ride quality and adjustability without a full suspension replacement.\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThese bag plates fit your stock cross-member and bolt directly over the spring pocket. \u003c\/span\u003eThe kit includes both upper and lower bag brackets along with air bags and required hardware.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eBudget-friendly \u003cstrong\u003efront air ride solution\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSimple design for straightforward installation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIncludes both \u003cstrong\u003eupper and lower air bag brackets\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eReliable\u003cstrong\u003e D2600 air bags\u003c\/strong\u003e for consistent performance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch4\u003eFitment\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e1963-1987 Chevy \u0026amp; GMC C10 Trucks\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFront air ride suspension applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch4\u003eWhat’s Included\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e(2) \u003c\/strong\u003eUpper Air Bag Brackets \u003cem\u003e(125-2200)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e(2)\u003c\/strong\u003e Lower Air Bag Brackets \u003cem\u003e(125-2100)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e(2)\u003c\/strong\u003e D2600 Air Bags\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e(1) \u003c\/strong\u003eHardware Bag\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch4\u003eNotes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWelding\u003c\/strong\u003e \u003cstrong\u003emay be required\u003c\/strong\u003e depending on suspension configuration\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch4\u003eCalifornia Proposition 65 Warning\u003c\/h4\u003e\n\u003cp\u003eCancer and Reproductive Harm – \u003ca href=\"http:\/\/www.P65Warnings.ca.gov\" class=\"decorated-link\" rel=\"noopener\"\u003ewww.P65Warnings.ca.gov\u003c\/a\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eQuestions? Contact Us\u003c\/h4\u003e\n\u003cp\u003e\u003cspan\u003e(480) 940 1806 – \u003cstrong\u003eLocal\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e1 (877) 951-1890 – \u003cstrong\u003eToll Free\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"GSI Machine and Fabrication","offers":[{"title":"Default Title","offer_id":50321924456727,"sku":"125-2300","price":250.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/8082\/2807\/files\/125-2300-1-1_t.jpg?v=1742836372"},{"product_id":"73-87-c10-air-ride-chassis","title":"73-87 Chevy \u0026 GMC C10 Squarebody Air Ride Chassis","description":"\u003cp data-start=\"404\" data-end=\"579\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e73-87 C10 Sqaurebody Air Ride Chassis - #CHASSIS7387-AIR\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"404\" data-end=\"579\"\u003eThe GSI 73-87 C10 Air Ride Chassis is designed for builders who want their Square Body \u003cstrong data-start=\"670\" data-end=\"687\"\u003efully slammed\u003c\/strong\u003e, riding on modern suspension geometry. This chassis is meant to \u003cstrong data-start=\"340\" data-end=\"353\"\u003elay frame\u003c\/strong\u003e while delivering modern handling, increased structural strength, and a heavily refined ride quality. \u003c\/p\u003e\n\u003cp data-start=\"810\" data-end=\"1012\"\u003eHand-fabricated and fully welded by professional fabricators, each chassis is constructed of \u003cstrong\u003eASTM A1011\u003c\/strong\u003e hot-rolled steel, using \u003cstrong data-start=\"906\" data-end=\"929\"\u003eMIG and TIG welding\u003c\/strong\u003e and precision-manufactured components for uncompromising strength and consistency.\u003c\/p\u003e\n\u003chr data-start=\"1014\" data-end=\"1017\"\u003e\n\u003ch4 data-start=\"1019\" data-end=\"1069\"\u003eDesigned to Lay Frame\u003c\/h4\u003e\n\u003cp data-start=\"1071\" data-end=\"1376\"\u003eThis chassis was engineered from the ground up using \u003cstrong data-start=\"1124\" data-end=\"1152\"\u003elaser-scanned OEM frames\u003c\/strong\u003e to ensure perfect fitment and true frame-laying capability. Optimized suspension geometry minimizes camber change throughout suspension travel, \u003cstrong\u003eeliminates bump steer\u003c\/strong\u003e, and keeps alignment stable at ride height and aired out.\u003c\/p\u003e\n\u003cp data-start=\"1378\" data-end=\"1593\"\u003eIntegrated features such as \u003cstrong data-start=\"1406\" data-end=\"1446\"\u003eGSI Lower Control Arm Alignment Cams\u003c\/strong\u003e and the \u003cstrong data-start=\"1455\" data-end=\"1482\"\u003eGSI Tie Rod Adapter Kit\u003c\/strong\u003e make \u003cstrong\u003edialing in alignment simple\u003c\/strong\u003e while maintaining proper steering geometry, even when the truck is laid out.\u003c\/p\u003e\n\u003cp data-start=\"1595\" data-end=\"1831\"\u003eThe rear suspension and notch system \u003cstrong\u003esupport\u003c\/strong\u003e \u003cstrong data-start=\"1656\" data-end=\"1676\"\u003eextreme lowering\u003c\/strong\u003e and accommodate \u003cstrong data-start=\"1693\" data-end=\"1730\"\u003ewide wheel setups up to 24” x 15”\u003c\/strong\u003e, making this chassis ideal for high-end street trucks, show builds, and performance-focused rides.\u003c\/p\u003e\n\u003chr data-start=\"1833\" data-end=\"1836\"\u003e\n\u003ch4 data-start=\"1838\" data-end=\"1873\"\u003eA Serious Foundation\u003c\/h4\u003e\n\u003cp data-start=\"2030\" data-end=\"2061\"\u003ePrimary chassis and suspension systems arrive installed, with select components and \u003cstrong\u003esome optional add-ons shipped boxed separately\u003c\/strong\u003e on the pallet as needed.  The foundation is now just about ready to accept a body, drivetrain, wheels, and hard lines with no guesswork.\u003c\/p\u003e\n\u003chr data-start=\"2144\" data-end=\"2147\"\u003e\n\u003ch4 data-start=\"2801\" data-end=\"2845\"\u003ePrecision Manufacturing\u003c\/h4\u003e\n\u003cul data-start=\"2847\" data-end=\"3027\"\u003e\n\u003cli data-start=\"2847\" data-end=\"2881\"\u003e\n\u003cp data-start=\"2849\" data-end=\"2881\"\u003eLaser-scanned OEM chassis data\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2882\" data-end=\"2910\"\u003e\n\u003cp data-start=\"2884\" data-end=\"2910\"\u003eCNC laser-cut components\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2911\" data-end=\"2938\"\u003e\n\u003cp data-start=\"2913\" data-end=\"2938\"\u003eCNC press brake forming\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2939\" data-end=\"2973\"\u003e\n\u003cp data-start=\"2941\" data-end=\"2973\"\u003eFull in-house CNC machine shop\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2974\" data-end=\"3027\"\u003e\n\u003cp data-start=\"2976\" data-end=\"3027\"\u003e\u003cstrong\u003eASTM A1011\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2144\" data-end=\"2147\"\u003e\n\u003ch4 data-start=\"2149\" data-end=\"2167\"\u003eWhat’s Included\u003c\/h4\u003e\n\u003cul data-start=\"2226\" data-end=\"2794\"\u003e\n\u003cli data-start=\"2226\" data-end=\"2262\"\u003e\n\u003cp data-start=\"2228\" data-end=\"2262\"\u003eFront D2600 Air Bags\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2263\" data-end=\"2299\"\u003e\n\u003cp data-start=\"2265\" data-end=\"2299\"\u003eRear Firestone F9000 Air Bags\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2300\" data-end=\"2352\"\u003e\n\u003cp data-start=\"2302\" data-end=\"2352\"\u003eBoxed Sheet Metal Upper \u0026amp; Lower Control Arms \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2300\" data-end=\"2352\"\u003e\n\u003cp data-start=\"2302\" data-end=\"2352\"\u003eUpper \u0026amp; Lower Ball Joints\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2353\" data-end=\"2384\"\u003e\n\u003cp data-start=\"2355\" data-end=\"2384\"\u003eGSI Tie Rod Adapter Kit\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2385\" data-end=\"2406\"\u003e\n\u003cp data-start=\"2387\" data-end=\"2406\"\u003eChassis Stiffener\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2385\" data-end=\"2406\"\u003e\n\u003cp data-start=\"2387\" data-end=\"2406\"\u003eAxle Housing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2407\" data-end=\"2433\"\u003e\n\u003cp data-start=\"2409\" data-end=\"2433\"\u003eBillet Watt’s Link\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2434\" data-end=\"2467\"\u003e\n\u003cp data-start=\"2436\" data-end=\"2467\"\u003eRear Four-Link Suspension\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2468\" data-end=\"2541\"\u003e\n\u003cp data-start=\"2470\" data-end=\"2541\"\u003eRear Frame Notch \u0026amp; Bridge \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2542\" data-end=\"2557\"\u003e\n\u003cp data-start=\"2544\" data-end=\"2557\"\u003eFrame Rails\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2558\" data-end=\"2568\"\u003e\n\u003cp data-start=\"2560\" data-end=\"2568\"\u003eShocks\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2599\" data-end=\"2624\"\u003e\n\u003cp data-start=\"2601\" data-end=\"2624\"\u003eCarrier Bearing Mount\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2625\" data-end=\"2716\"\u003e\n\u003cp data-start=\"2627\" data-end=\"2657\"\u003eMustang II Power Steering Rack (\u003cem data-start=\"2662\" data-end=\"2714\"\u003ePremium Flaming River rack upgrade available)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2717\" data-end=\"2794\"\u003e\n\u003cp data-start=\"2719\" data-end=\"2750\"\u003eSmall Block Engine Mounts\u003cstrong data-start=\"2719\" data-end=\"2748\"\u003e \u003c\/strong\u003e(\u003cem data-start=\"2755\" data-end=\"2794\"\u003eLS engine mounts sold separately)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2796\" data-end=\"2799\"\u003e\n\u003ch4 data-start=\"3269\" data-end=\"3300\"\u003eOptional Add-Ons Available\u003c\/h4\u003e\n\u003cul data-start=\"3301\" data-end=\"3430\"\u003e\n\u003cli data-start=\"3301\" data-end=\"3314\"\u003e\n\u003cp data-start=\"3303\" data-end=\"3314\"\u003eAxle Third Member \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3301\" data-end=\"3314\"\u003e\n\u003cp data-start=\"3303\" data-end=\"3314\"\u003eAxle Package \u003cem\u003e(31 or 35 Spline)\u003c\/em\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3301\" data-end=\"3314\"\u003e\n\u003cp data-start=\"3303\" data-end=\"3314\"\u003eAftermarket Brake Kits \u003cem\u003e(Wilwood or CPP)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3315\" data-end=\"3332\"\u003e\n\u003cp data-start=\"3317\" data-end=\"3332\"\u003eBed Raise Kit \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3315\" data-end=\"3332\"\u003e\n\u003cp data-start=\"3317\" data-end=\"3332\"\u003e\u003ca href=\"https:\/\/www.gsimfab.com\/collections\/1973-1987-fuel\" title=\"73-87 Fuel Tanks\" rel=\"noopener\" target=\"_blank\"\u003eFuel Tank \u003cem\u003e(EFI\/Non-EFI)\u003c\/em\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"3247\" data-start=\"3219\"\u003e\n\u003cp data-end=\"3247\" data-start=\"3221\"\u003eMotor Mounts \u003cem\u003e(SBC \/ BBC \/ LS \/ LT4 \/ LT5) \u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"3247\" data-start=\"3219\"\u003e\n\u003cp data-end=\"3247\" data-start=\"3221\"\u003e\u003cem\u003e\u003c\/em\u003eRack \u0026amp; Pinion Upgrade \u003cem\u003e(Flaming River)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"3266\" data-start=\"3248\"\u003e\n\u003cp data-end=\"3266\" data-start=\"3250\"\u003eSway Bar Front\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"3284\" data-start=\"3267\"\u003e\n\u003cp data-end=\"3284\" data-start=\"3269\"\u003eSway Bar Rear\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"3399\" data-start=\"3373\"\u003e\n\u003cp data-end=\"3399\" data-start=\"3375\"\u003eWheels \u0026amp; Tire Packages\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3401\" data-end=\"3404\"\u003e\n\u003ch2 data-start=\"1909\" data-end=\"1962\" style=\"text-align: center;\"\u003e\u003ca title=\"Chassis Quote\" href=\"https:\/\/www.gsimfab.com\/pages\/request-chassis-quote\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cspan style=\"color: #dd0303;\"\u003eClick to Start Chassis Quote\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/h2\u003e\n\u003chr data-start=\"3157\" data-end=\"3160\"\u003e\n\u003ch4 data-start=\"3162\" data-end=\"3183\"\u003eShipping\u003c\/h4\u003e\n\u003cul data-start=\"3185\" data-end=\"3267\"\u003e\n\u003cli data-start=\"3185\" data-end=\"3237\"\u003e\n\u003cp data-start=\"3187\" data-end=\"3237\"\u003eShips as freight on a reinforced \u0026amp; wrapped pallet\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3238\" data-end=\"3267\"\u003e\n\u003cp data-start=\"3240\" data-end=\"3267\"\u003e\u003cstrong data-start=\"3240\" data-end=\"3267\"\u003eQuote required\u003c\/strong\u003e\u003cstrong data-start=\"3240\" data-end=\"3267\"\u003e\u003c\/strong\u003e\u003cstrong data-start=\"3240\" data-end=\"3267\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3157\" data-end=\"3160\"\u003e\n\u003ch4 data-start=\"1872\" data-end=\"1908\"\u003eCalifornia Proposition 65 Warning\u003c\/h4\u003e\n\u003cp data-start=\"1909\" data-end=\"1962\"\u003eCancer and Reproductive Harm –\u003cspan\u003e \u003c\/span\u003e\u003ca data-start=\"1940\" data-end=\"1962\" rel=\"noopener\" class=\"decorated-link\" href=\"http:\/\/www.p65warnings.ca.gov\/\"\u003ewww.p65warnings.ca.gov\u003c\/a\u003e\u003c\/p\u003e\n\u003chr data-start=\"3157\" data-end=\"3160\"\u003e\n\u003ch4 data-end=\"1962\" data-start=\"1909\"\u003eQuestions? Contact Us\u003c\/h4\u003e\n\u003cp data-end=\"1962\" data-start=\"1909\"\u003e\u003cspan\u003e(480) 940 1806 – \u003cstrong\u003eLocal\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e1 (877) 951-1890 – \u003cstrong\u003eToll Free\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"GSI Machine and Fabrication","offers":[{"title":"Default Title","offer_id":50321924522263,"sku":"CHASSIS7387-AIR","price":18500.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/8082\/2807\/files\/GSI_73-87_Chevy_GMC_C10_Air_Ride_Chassis_Photo.png?v=1771024005"},{"product_id":"73-87-inner-frame-stiffener","title":"73-87 Chevy \u0026 GMC C10 Squarebody Inner Frame Stiffener Kit (Bolt-On)","description":"\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e73-87 Inner Frame Stiffener Kit - #130-8310\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThis \u003cstrong\u003ebolt-on inner frame stiffener kit\u003c\/strong\u003e is designed for \u003cstrong\u003e1973-1987 Chevy \u0026amp; GMC Squarebody short bed trucks\u003c\/strong\u003e and reinforces the factory frame rails to reduce chassis flex commonly found in aging C10 frames. By strengthening the inner rail structure, the chassis gains increased rigidity, resulting in a tighter, more predictable feel on the road.\u003c\/p\u003e\n\u003cp\u003eConstructed from \u003cstrong\u003eASTM A1011 hot-rolled steel\u003c\/strong\u003e, the stiffeners are engineered for strength, consistency, and excellent weld quality while preserving proper frame geometry. This kit is ideal for \u003cstrong\u003erestoration builds, lowered trucks, and high-horsepower applications\u003c\/strong\u003e, restoring structural integrity without cutting or modifying the factory frame.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eReduces frame flex\u003c\/strong\u003e in factory C10 chassis\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e3\/16” ASTM A1011 weighs\u003c\/strong\u003e \u003cstrong\u003e118 lbs\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDesigned to clear \u003cstrong\u003e3.5” exhaust tubing\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAdjustable mounting components for proper driveline alignment\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch4\u003eFitment\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e1973-1987 Chevy \u0026amp; GMC Squarebody Short Bed Trucks\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch4\u003eWhat’s Included\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eInner Frame Rail Stiffeners (L\u0026amp;R)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFront Frame C's (L\u0026amp;R)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRear Frame C's (L\u0026amp;R)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFront Transmission Crossmember Brackets (L\u0026amp;R)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRear Carrier Bearing Crossmember Brackets (L\u0026amp;R)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCarrier Bearing Crossmember\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTransmission Crossmember\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003eHardware Bag \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch4\u003eNotes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eBolt-on: \u003cstrong\u003eNO welding required\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRecommended use to restore or improve structural integrity\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch4\u003eQuestions? Contact Us\u003c\/h4\u003e\n\u003cp\u003e\u003cspan\u003e(480) 940 1806 – \u003cstrong\u003eLocal\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e1 (877) 951-1890 – \u003cstrong\u003eToll Free\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"GSI Machine and Fabrication","offers":[{"title":"Default Title","offer_id":50321924555031,"sku":"130-8310","price":2000.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/8082\/2807\/files\/1973-1987_C10_Squarebody_Frame_Stiffener_GSI.png?v=1773777625"},{"product_id":"73-87-c10-squarebody-air-ride-backhalf","title":"73-87 Chevy \u0026 GMC C10 Squarebody Air Ride Backhalf","description":"\u003cp data-end=\"538\" data-start=\"247\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e73-87 C10 Square Body Air Ride Backhalf - 130-8300-BH-A\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-end=\"538\" data-start=\"247\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003cspan style=\"background-color: rgb(255, 255, 0); color: rgb(0, 0, 0); text-decoration: underline;\"\u003e\u003cem\u003e**This product will have a lead time; please call to verify expected wait**\u003c\/em\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"253\" data-end=\"517\"\u003eThis air ride back half kit is designed for\u003cstrong\u003e 1973-1987 Chevy \u0026amp; GMC Squarebody trucks\u003c\/strong\u003e and replaces the factory rear frame and suspension with a fully engineered 4-link air ride system. It \u003cstrong\u003eallows the truck to lay frame \u003c\/strong\u003ewhile accommodating \u003cstrong\u003ewider wheel and tire setups\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"519\" data-end=\"712\"\u003eConstructed from \u003cstrong\u003eASTM A1011\u003c\/strong\u003e hot-rolled steel, this system is built for consistent strength, excellent weld quality, and long-term durability—meeting or \u003cstrong\u003eexceeding the strength of OEM components.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"714\" data-end=\"1248\"\u003eThis back half is intended\u003cstrong\u003e to be paired with our air ride front suspension kit\u003c\/strong\u003e to create a complete, properly balanced air ride chassis. When a front kit is installed on its own, the front of the truck is lowered while the rear remains at stock height until a back half is added. For optimal performance and ride quality, \u003cstrong\u003eair ride components should be matched front and rear.\u003c\/strong\u003e While this back half may be compatible with other front systems, it is engineered to work seamlessly with our air ride front kit for the best overall results.\u003c\/p\u003e\n\u003chr data-end=\"979\" data-start=\"976\"\u003e\n\u003ch4 data-end=\"735\" data-start=\"720\"\u003eKey Features\u003c\/h4\u003e\n\u003cul data-end=\"1046\" data-start=\"736\"\u003e\n\u003cli data-end=\"776\" data-start=\"736\"\u003e\n\u003cp data-end=\"776\" data-start=\"738\"\u003eComplete \u003cstrong data-end=\"776\" data-start=\"747\"\u003eair ride backhalf system\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"829\" data-start=\"777\"\u003e\n\u003cp data-end=\"829\" data-start=\"779\"\u003e\u003cstrong\u003eDesigned to lay frame\u003c\/strong\u003e on up to a \u003cstrong data-end=\"829\" data-start=\"812\"\u003e31” tall tire\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"903\" data-start=\"830\"\u003e\n\u003cp data-end=\"903\" data-start=\"832\"\u003eInboard-mounted air bags and 4-link for \u003cstrong data-end=\"903\" data-start=\"875\"\u003e15” wide wheel clearance\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"958\" data-start=\"904\"\u003e\n\u003cp data-end=\"958\" data-start=\"906\"\u003eUpdated suspension geometry for improved drivability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"994\" data-start=\"959\"\u003e\n\u003cp data-end=\"994\" data-start=\"961\"\u003eUses \u003cstrong data-end=\"994\" data-start=\"966\"\u003eFirestone F9000 air bags\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1046\" data-start=\"995\"\u003e\n\u003cp data-end=\"1046\" data-start=\"997\"\u003eDesigned for performance, stance, and reliability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"979\" data-start=\"976\"\u003e\n\u003ch4 data-end=\"1078\" data-start=\"1053\"\u003eDesign \u0026amp; Manufacturing\u003c\/h4\u003e\n\u003cul data-end=\"1354\" data-start=\"1079\"\u003e\n\u003cli data-end=\"1129\" data-start=\"1079\"\u003e\n\u003cp data-end=\"1129\" data-start=\"1081\"\u003eOEM chassis laser-scanned for accurate fitment\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1226\" data-start=\"1169\"\u003e\n\u003cp data-end=\"1226\" data-start=\"1171\"\u003eComponents laser cut on \u003cstrong data-end=\"1224\" data-start=\"1195\"\u003eAmada CNC laser equipment\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1284\" data-start=\"1227\"\u003e\n\u003cp data-end=\"1284\" data-start=\"1229\"\u003eCNC press brake formed for consistent fit\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1354\" data-start=\"1285\"\u003e\n\u003cp data-end=\"1354\" data-start=\"1287\"\u003eMachined components produced in-house for strict quality standards\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"979\" data-start=\"976\"\u003e\n\u003ch4 data-end=\"1371\" data-start=\"1361\"\u003eFitment\u003c\/h4\u003e\n\u003cul data-end=\"1417\" data-start=\"1372\"\u003e\n\u003cli data-end=\"1417\" data-start=\"1372\"\u003e\n\u003cp data-end=\"1417\" data-start=\"1374\"\u003e\u003cstrong data-end=\"1417\" data-start=\"1374\"\u003e1973-1987 Chevy \u0026amp; GMC Squarebody Trucks\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"979\" data-start=\"976\"\u003e\n\u003ch4 data-end=\"1442\" data-start=\"1424\"\u003eWhat’s Included \u003c\/h4\u003e\n\u003cul\u003e\n\u003cli data-end=\"1481\" data-start=\"1443\"\u003e\n\u003cp data-end=\"1481\" data-start=\"1445\"\u003e\u003cstrong\u003e(1)\u003c\/strong\u003e Welded Rear Frame Rails\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1481\" data-start=\"1443\"\u003e\n\u003cp data-end=\"1481\" data-start=\"1445\"\u003e\u003cstrong\u003e(1)\u003c\/strong\u003e Bridge Assembly\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1481\" data-start=\"1443\"\u003e\n\u003cp data-end=\"1481\" data-start=\"1445\"\u003e\u003cstrong\u003e(2)\u003c\/strong\u003e Billet Watt’s Links \u003cem\u003e(With Jam Nuts, Heim's \u0026amp; Misaligns)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1481\" data-start=\"1443\"\u003e\n\u003cp data-end=\"1481\" data-start=\"1445\"\u003e\u003cstrong\u003e(1)\u003c\/strong\u003e Watt's Link Center Pivot \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1481\" data-start=\"1443\"\u003e\n\u003cp data-end=\"1481\" data-start=\"1445\"\u003e\u003cstrong\u003e(1) \u003c\/strong\u003eWatt's Link Mount Bar \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1481\" data-start=\"1443\"\u003e\n\u003cp data-end=\"1481\" data-start=\"1445\"\u003e\u003cstrong\u003e(2)\u003c\/strong\u003e Frame Reinforcement Plates\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1481\" data-start=\"1443\"\u003e\n\u003cp data-end=\"1481\" data-start=\"1445\"\u003e\u003cstrong\u003e(4)\u003c\/strong\u003e Adjustable 4-Link Bars\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1481\" data-start=\"1443\"\u003e\n\u003cp data-end=\"1481\" data-start=\"1445\"\u003e\u003cstrong\u003e(8) \u003c\/strong\u003eRod Ends \u003cem\u003e(With Jam Nuts, Crush Sleeves, Bushings, \u0026amp; Zerk Fittings)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1510\" data-start=\"1482\"\u003e\n\u003cp data-end=\"1510\" data-start=\"1484\"\u003e\u003cstrong\u003e(2)\u003c\/strong\u003e 4-Link Axle Mounts \u003cem\u003e(x1 Circle, x1 Oval)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1510\" data-start=\"1482\"\u003e\n\u003cp data-end=\"1510\" data-start=\"1484\"\u003e\u003cstrong\u003e(2)\u003c\/strong\u003e Firestone F9000 Air Bags\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1526\" data-start=\"1511\"\u003e\n\u003cp data-end=\"1526\" data-start=\"1513\"\u003e\u003cstrong\u003e(2)\u003c\/strong\u003e Shocks\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e(1)\u003c\/strong\u003e Hardware Bag \u0026amp; Instructions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"979\" data-start=\"976\"\u003e\n\u003ch4 data-end=\"1716\" data-start=\"1708\"\u003eNotes\u003c\/h4\u003e\n\u003cul data-end=\"1865\" data-start=\"1717\"\u003e\n\u003cli data-end=\"1760\" data-start=\"1717\"\u003e\n\u003cp data-end=\"1760\" data-start=\"1719\"\u003e\u003cstrong\u003eASSEMBLY REQUIRED\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1760\" data-start=\"1717\"\u003e\n\u003cp data-end=\"1760\" data-start=\"1719\"\u003eDesigned for air ride applications only\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1811\" data-start=\"1761\"\u003e\n\u003cp data-end=\"1811\" data-start=\"1763\"\u003eProfessional installation and welding recommended\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1865\" data-start=\"1812\"\u003e\n\u003cp data-end=\"1865\" data-start=\"1814\"\u003eIntended for custom rear frame replacement setups\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"979\" data-start=\"976\"\u003e\n\u003ch4 data-start=\"1872\" data-end=\"1908\"\u003eCalifornia Proposition 65 Warning\u003c\/h4\u003e\n\u003cp data-start=\"1909\" data-end=\"1962\"\u003eCancer and Reproductive Harm – \u003ca data-start=\"1940\" data-end=\"1962\" rel=\"noopener\" class=\"decorated-link\" href=\"http:\/\/www.p65warnings.ca.gov\"\u003ewww.p65warnings.ca.gov\u003c\/a\u003e\u003c\/p\u003e\n\u003chr data-end=\"979\" data-start=\"976\"\u003e\n\u003ch4 data-start=\"1909\" data-end=\"1962\"\u003eQuestions? Contact Us\u003c\/h4\u003e\n\u003cp data-start=\"1909\" data-end=\"1962\"\u003e\u003cspan\u003e(480) 940 1806 – \u003cstrong\u003eLocal\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e1 (877) 951-1890 – \u003cstrong\u003eToll Free\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"GSI Machine and Fabrication","offers":[{"title":"Add Rear Sway Bar \/ Add Bed Raise Kit","offer_id":51829494612247,"sku":"130-8300-BH-A-1","price":6200.0,"currency_code":"USD","in_stock":true},{"title":"Add Rear Sway Bar \/ No Bed Raise Kit","offer_id":51829494645015,"sku":"130-8300-BH-A-2","price":5750.0,"currency_code":"USD","in_stock":true},{"title":"No Rear Sway Bar \/ Add Bed Raise Kit","offer_id":51829494677783,"sku":"130-8300-BH-A-3","price":5450.0,"currency_code":"USD","in_stock":true},{"title":"No Rear Sway Bar \/ No Bed Raise Kit","offer_id":51829494710551,"sku":"130-8300-BH-A-4","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/8082\/2807\/files\/GSI_73-87_Chevy_GMC_C10_Air_Ride_Backhalf_Photo.png?v=1771428728"},{"product_id":"73-87-c10-squarebody-coilover-back-half","title":"73-87 Chevy \u0026 GMC C10 Squarebody Coilover Backhalf","description":"\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e73-87 Squarebody Coilover Backhalf - \u003cspan\u003e130-5600-BH-CO\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"247\" data-end=\"538\"\u003e\u003cspan style=\"background-color: rgb(255, 255, 0);\"\u003e\u003cstrong\u003e\u003cem\u003e**This product will have a lead time; please call to verify expected wait**\u003c\/em\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-end=\"524\" data-start=\"216\"\u003eThis coilover back half kit is designed for \u003cstrong\u003e1973-1987 Chevy \u0026amp; GMC Squarebody trucks\u003c\/strong\u003e and replaces the factory rear frame and suspension with a fully engineered 4-link coilover system. It is ideal for builders looking for\u003cstrong\u003e aggressive ride height\u003c\/strong\u003e and \u003cstrong\u003eimproved handling\u003c\/strong\u003e without the complexity of air ride systems.\u003c\/p\u003e\n\u003cp data-end=\"739\" data-start=\"526\"\u003eThe system is constructed from \u003cstrong data-end=\"626\" data-start=\"595\"\u003eASTM A1011 hot-rolled steel\u003c\/strong\u003e, chosen for its strength, consistency, and excellent weld quality. All structural components are designed to meet or \u003cstrong\u003eexceed OEM strength\u003c\/strong\u003e while providing the rigidity required for improved suspension performance.\u003c\/p\u003e\n\u003cp data-end=\"1061\" data-start=\"741\"\u003eThe \u003cstrong\u003erear suspension is repositioned inboard\u003c\/strong\u003e to allow clearance for \u003cstrong\u003ewide wheel and tire setups\u003c\/strong\u003e up to \u003cstrong\u003e24\" x 15\"\u003c\/strong\u003e while preserving proper suspension travel and drivability. Adjustable coilover mounts offer a\u003cstrong\u003e 4\"-8\" frame height range\u003c\/strong\u003e, allowing the chassis to be precisely set for stance, handling balance, or competition use.\u003c\/p\u003e\n\u003cp data-end=\"1569\" data-start=\"1063\"\u003eThis back half is designed \u003cstrong\u003eto be paired with our coilover front suspension kit\u003c\/strong\u003e to create a complete, properly balanced chassis. Installing a front kit alone will lower the front of the truck while the rear remains at stock height until a back half is added. For optimal performance and handling, \u003cstrong\u003ecoilover components should be matched front and rear. \u003c\/strong\u003eWhile compatibility with other front systems may vary, this back half is engineered to work seamlessly with our coilover front kit for best overall results.\u003c\/p\u003e\n\u003chr data-start=\"1687\" data-end=\"1690\"\u003e\n\u003ch3 data-start=\"1451\" data-end=\"1464\"\u003eKey Notes\u003c\/h3\u003e\n\u003cul data-start=\"1465\" data-end=\"1685\"\u003e\n\u003cli data-start=\"1465\" data-end=\"1521\"\u003e\n\u003cp data-start=\"1467\" data-end=\"1521\"\u003eAdjustable coilover mounting \u003cstrong\u003eallows 4\"-8\" frame height\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1522\" data-end=\"1578\"\u003e\n\u003cp data-start=\"1524\" data-end=\"1578\"\u003eRear suspension moved inboard for wide wheel clearance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1579\" data-end=\"1618\"\u003e\n\u003cp data-start=\"1581\" data-end=\"1618\"\u003eSupports \u003cstrong\u003ewheel widths up to 24\" x 15\"\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1619\" data-end=\"1685\"\u003e\n\u003cp data-start=\"1621\" data-end=\"1685\"\u003eDesigned for improved handling and predictable suspension motion\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"979\" data-start=\"976\"\u003e\n\u003ch4 data-end=\"1078\" data-start=\"1053\"\u003eDesign \u0026amp; Manufacturing\u003c\/h4\u003e\n\u003cul data-end=\"1354\" data-start=\"1079\"\u003e\n\u003cli data-end=\"1129\" data-start=\"1079\"\u003e\n\u003cp data-end=\"1129\" data-start=\"1081\"\u003eOEM chassis laser-scanned for accurate fitment\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1226\" data-start=\"1169\"\u003e\n\u003cp data-end=\"1226\" data-start=\"1171\"\u003eComponents laser-cut on \u003cstrong data-end=\"1224\" data-start=\"1195\"\u003eAmada CNC laser equipment\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1284\" data-start=\"1227\"\u003e\n\u003cp data-end=\"1284\" data-start=\"1229\"\u003eCNC press brake formed for consistent fit\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1354\" data-start=\"1285\"\u003e\n\u003cp data-end=\"1354\" data-start=\"1287\"\u003eMachined components produced in-house for strict quality standards\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"1690\" data-start=\"1687\"\u003e\n\u003ch4 data-end=\"1442\" data-start=\"1424\"\u003eWhat’s Included \u003c\/h4\u003e\n\u003cul data-start=\"1709\" data-end=\"2005\"\u003e\n\u003cli data-start=\"1709\" data-end=\"1742\"\u003e\n\u003cp data-start=\"1711\" data-end=\"1742\"\u003e\u003cstrong\u003e(1)\u003c\/strong\u003e Welded Rear Frame Rails\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1743\" data-end=\"1775\"\u003e\n\u003cp data-start=\"1745\" data-end=\"1775\"\u003e\u003cstrong\u003e(1)\u003c\/strong\u003e Bridge Assembly\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1776\" data-end=\"1814\"\u003e\n\u003cp data-start=\"1778\" data-end=\"1814\"\u003e\u003cstrong\u003e(2)\u003c\/strong\u003e Billet Watt’s Links \u003cem\u003e(With Jam Nuts, Heim's \u0026amp; Misaligns) \u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1481\" data-start=\"1443\"\u003e\n\u003cp data-end=\"1481\" data-start=\"1445\"\u003e\u003cstrong\u003e(1)\u003c\/strong\u003e Watt's Link Center Pivot \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1481\" data-start=\"1443\"\u003e\n\u003cp data-end=\"1481\" data-start=\"1445\"\u003e\u003cstrong\u003e(1)\u003c\/strong\u003e Watt's Link Mount Bar \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1481\" data-start=\"1443\"\u003e\n\u003cp data-end=\"1481\" data-start=\"1445\"\u003e\u003cstrong\u003e(2)\u003c\/strong\u003e Frame Reinforcement Plates\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1776\" data-end=\"1814\"\u003e\n\u003cp data-start=\"1778\" data-end=\"1814\"\u003e\u003cstrong\u003e(4)\u003c\/strong\u003e Adjustable 4-Link Bars\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1837\" data-end=\"1856\"\u003e\n\u003cp data-start=\"1839\" data-end=\"1856\"\u003e\u003cstrong\u003e(8)\u003c\/strong\u003e Rod Ends \u003cem\u003e(With Jam Nuts, Crush Sleeves, Bushings, \u0026amp; Zerk Fittings)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1837\" data-end=\"1856\"\u003e\n\u003cp data-start=\"1839\" data-end=\"1856\"\u003e\u003cstrong\u003e(2)\u003c\/strong\u003e 4-Link Axle Mounts \u003cem\u003e(x1 Circle, x1 Oval)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1837\" data-end=\"1856\"\u003e\n\u003cp data-start=\"1839\" data-end=\"1856\"\u003e\u003cstrong\u003e(2)\u003c\/strong\u003e Ridetech Dual Adjustable Coilovers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1837\" data-end=\"1856\"\u003e\n\u003cp data-start=\"1839\" data-end=\"1856\"\u003e\u003cstrong\u003e(1) \u003c\/strong\u003eHardware Bag \u0026amp; Instructions\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"976\" data-end=\"979\"\u003e\n\u003ch4 data-start=\"1708\" data-end=\"1716\"\u003eNotes\u003c\/h4\u003e\n\u003cul data-start=\"1717\" data-end=\"1865\"\u003e\n\u003cli data-start=\"1717\" data-end=\"1760\"\u003e\n\u003cp data-start=\"1719\" data-end=\"1760\"\u003e\u003cstrong\u003eASSEMBLY REQUIRED\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1717\" data-end=\"1760\"\u003e\n\u003cp data-start=\"1719\" data-end=\"1760\"\u003eDesigned for coilover applications only\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1761\" data-end=\"1811\"\u003e\n\u003cp data-start=\"1763\" data-end=\"1811\"\u003eProfessional installation and welding recommended\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1812\" data-end=\"1865\"\u003e\n\u003cp data-start=\"1814\" data-end=\"1865\"\u003eIntended for custom rear frame replacement setups\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"976\" data-end=\"979\"\u003e\n\u003ch4 data-end=\"1908\" data-start=\"1872\"\u003eCalifornia Proposition 65 Warning\u003c\/h4\u003e\n\u003cp data-end=\"1962\" data-start=\"1909\"\u003eCancer and Reproductive Harm – \u003ca href=\"http:\/\/www.p65warnings.ca.gov\" class=\"decorated-link\" rel=\"noopener\" data-end=\"1962\" data-start=\"1940\"\u003ewww.p65warnings.ca.gov\u003c\/a\u003e\u003c\/p\u003e\n\u003chr data-start=\"976\" data-end=\"979\"\u003e\n\u003ch4 data-end=\"1962\" data-start=\"1909\"\u003eQuestions? Contact Us\u003c\/h4\u003e\n\u003cp data-end=\"1962\" data-start=\"1909\"\u003e\u003cspan\u003e(480) 940 1806 – \u003cstrong\u003eLocal\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e1 (877) 951-1890 – \u003cstrong\u003eToll Free\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"GSI Machine and Fabrication","offers":[{"title":"Add Rear Sway Bar \/ Add Bed Raise Kit","offer_id":51829498315031,"sku":"130-8300-BH-C-1","price":6400.0,"currency_code":"USD","in_stock":true},{"title":"Add Rear Sway Bar \/ No Bed Raise Kit","offer_id":51829498347799,"sku":"130-8300-BH-C-2","price":5950.0,"currency_code":"USD","in_stock":true},{"title":"No Rear Sway Bar \/ Add Bed Raise Kit","offer_id":51829498380567,"sku":"130-8300-BH-C-3","price":5650.0,"currency_code":"USD","in_stock":true},{"title":"No Rear Sway Bar \/ No Bed Raise Kit","offer_id":51829498413335,"sku":"130-8300-BH-C-4","price":5200.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/8082\/2807\/files\/GSI_Chevy_GMC_C10_Squarebody_Backhalf.png?v=1771449765"},{"product_id":"73-87-c10-air-ride-front-kit","title":"73-87 Chevy \u0026 GMC C10 Squarebody Air Ride Front Kit (Bolt-On)","description":"\u003cp data-end=\"590\" data-start=\"291\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e73-87 C10 Squarebody Air Ride Front Kit - #130-2001A\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-end=\"590\" data-start=\"291\"\u003eThe GSI \u003cstrong data-end=\"369\" data-start=\"333\"\u003e1973-1987 C10 Air Ride Front Kit \u003c\/strong\u003ereplaces the factory front crossmember, control arm mounts, and steering with a modern air ride system. The design allows the truck to \u003cstrong data-end=\"538\" data-start=\"525\"\u003elay frame\u003c\/strong\u003e, something the OEM front suspension cannot achieve.\u003c\/p\u003e\n\u003cp data-end=\"732\" data-start=\"592\"\u003eA modern \u003cstrong data-end=\"1068\" data-start=\"1043\"\u003epower rack and pinion\u003c\/strong\u003e replaces the factory steering system, delivering tighter response, improved control, and more predictable steering throughout suspension travel, while remaining \u003cstrong data-end=\"703\" data-start=\"687\"\u003e100% bolt-in\u003c\/strong\u003e for simplified installation.\u003c\/p\u003e\n\u003chr data-end=\"1221\" data-start=\"1218\"\u003e\n\u003ch4 data-end=\"426\" data-start=\"386\"\u003eEngineered for Frame Laying \u0026amp; Ride Quality  \u003c\/h4\u003e\n\u003cp data-end=\"671\" data-start=\"428\"\u003eDesigned and manufactured at our facility in \u003cstrong data-end=\"494\" data-start=\"473\"\u003eChandler, Arizona\u003c\/strong\u003e, this front air ride suspension system is built using laser-cut \u0026amp; CNC-formed \u003cstrong\u003eASTM A1011\u003c\/strong\u003e parts to ensure proper fitment and consistent results from install to final alignment.\u003c\/p\u003e\n\u003cp data-end=\"1032\" data-start=\"673\"\u003eUpdated suspension geometry improves ride quality, minimizes camber change through suspension travel, and \u003cstrong\u003ereduces bump steer, \u003c\/strong\u003emaintaining stable alignment at ride height and when aired out. The narrowed front track width provides improved wheel clearance, while the wheel position is relocated within the wheel opening for a more balanced, centered appearance.\u003c\/p\u003e\n\u003chr data-end=\"1221\" data-start=\"1218\"\u003e\n\u003ch4 data-end=\"754\" data-start=\"739\"\u003eKey Features\u003c\/h4\u003e\n\u003cul data-end=\"1216\" data-start=\"755\"\u003e\n\u003cli data-end=\"838\" data-start=\"803\"\u003e\n\u003cp data-end=\"838\" data-start=\"805\"\u003e\u003cstrong\u003e100% Bolt-in\u003c\/strong\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"862\" data-start=\"839\"\u003e\n\u003cp data-end=\"862\" data-start=\"841\"\u003eAllows truck to\u003cb\u003e lay frame\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"940\" data-start=\"863\"\u003e\n\u003cp data-end=\"940\" data-start=\"865\"\u003eNarrowed track width for wheel clearance and low ride height drivability\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1005\" data-start=\"941\"\u003e\n\u003cp data-end=\"1005\" data-start=\"943\"\u003eWheel position relocated 1\" to center appearance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1053\" data-start=\"1006\"\u003e\n\u003cp data-end=\"1053\" data-start=\"1008\"\u003e\u003cstrong\u003eUpgraded to CPP\u003c\/strong\u003e power steering rack \u0026amp; pinion\u003cstrong data-end=\"1051\" data-start=\"1017\"\u003e \u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003eUses \u003cstrong\u003e73-87 C10 spindles\u003c\/strong\u003e for brake compatibility with \u003cstrong\u003eno modification required\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"1221\" data-start=\"1218\"\u003e\n\u003ch4 data-end=\"1254\" data-start=\"1223\"\u003eEngine Mounts \u0026amp; Fitment\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli data-end=\"1515\" data-start=\"1464\"\u003e\n\u003cp data-end=\"1515\" data-start=\"1466\"\u003eDesigned for \u003cstrong data-end=\"1515\" data-start=\"1479\"\u003e1973-1987 Chevy \u0026amp; GMC C10 Trucks \u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1515\" data-start=\"1464\"\u003e\n\u003cp data-end=\"1515\" data-start=\"1466\"\u003e\u003cstrong data-end=\"1515\" data-start=\"1479\"\u003e\u003c\/strong\u003eWorks with \u003cstrong\u003eclamshell-style\u003c\/strong\u003e \u003cstrong\u003emotor mounts\u003c\/strong\u003e with a GM 350\u003cstrong data-end=\"1515\" data-start=\"1479\"\u003e \u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1515\" data-start=\"1464\"\u003e\n\u003cp data-end=\"1515\" data-start=\"1466\"\u003e\u003cstrong data-end=\"1515\" data-start=\"1479\"\u003e\u003c\/strong\u003eSupports\u003cstrong data-end=\"412\" data-start=\"337\"\u003e Small Block, Big Block, LS, \u0026amp; LT4\/LT5 engines \u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1515\" data-start=\"1464\"\u003e\n\u003cp data-end=\"1515\" data-start=\"1466\"\u003e\u003cstrong\u003eMotor mounts\u003c\/strong\u003e \u0026amp; rubber clamshells \u003cstrong\u003esold separately \u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eA low-profile oil pan required\u003c\/strong\u003e for all engine configurations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong data-end=\"2249\" data-start=\"2219\"\u003e           -   \u003c\/strong\u003e\u003cstrong\u003eHolley LS \u003c\/strong\u003eP\/N: 302-2\u003c\/p\u003e\n\u003cp\u003e\u003cstrong data-end=\"2249\" data-start=\"2219\"\u003e           -   Speed Engineering \u003c\/strong\u003eP\/N: 26-1042\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-end=\"2214\" data-start=\"2188\"\u003e\u003cstrong\u003eRecommended wheel specs:\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"2214\" data-start=\"2188\"\u003e\u003cstrong data-end=\"2249\" data-start=\"2219\"\u003e           -   20\" x 9\"\u003c\/strong\u003e with\u003cstrong data-end=\"2249\" data-start=\"2219\"\u003e 6\" \u003c\/strong\u003eBackspace\u003c\/p\u003e\n\u003cp data-end=\"2214\" data-start=\"2188\"\u003e\u003cstrong data-end=\"2249\" data-start=\"2219\"\u003e           -   22\" x 9\" \u003c\/strong\u003ewith\u003cstrong data-end=\"2249\" data-start=\"2219\"\u003e 6\" \u003c\/strong\u003eBackspace\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eMaximum wheel specs:\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"2290\" data-start=\"2260\"\u003e\u003cstrong data-end=\"2288\" data-start=\"2260\"\u003e           -   24\" x 9 or 10\" \u003c\/strong\u003ewith\u003cstrong data-end=\"2288\" data-start=\"2260\"\u003e 6\" \u003c\/strong\u003eBackspace\u003cstrong data-end=\"2288\" data-start=\"2260\"\u003e (Max) \u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eSpindle options:\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"0\" data-end=\"153\" style=\"padding-left: 40px;\"\u003e\u003cstrong\u003e-\u003c\/strong\u003e \u003cstrong\u003eCPP\u003c\/strong\u003e\u003cstrong data-start=\"2\" data-end=\"24\"\u003e Stock Spindles\u003c\/strong\u003e – Factory height spindle with the spindle pin located at the bottom, maintaining original suspension geometry and ride height.\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"153\" style=\"padding-left: 40px;\"\u003e\u003cstrong\u003e- CPP 2.5\" Modular Drop Spindles (Big Brake) -\u003c\/strong\u003e Lowers the vehicle 2.5\" using a high-strength modular hub design. This spindle is purpose-built for maximum clearance, allowing for seamless installation of high-performance 13\"–14\" Big Brake kits.\u003c\/p\u003e\n\u003cp data-start=\"155\" data-end=\"317\" style=\"padding-left: 40px;\"\u003e\u003cstrong data-start=\"157\" data-end=\"183\"\u003e- \u003c\/strong\u003e\u003cstrong\u003eCPP 2.5\" Modular Drop Spindles with 6087DBK (Stock \u0026amp; Big Brake)\u003c\/strong\u003e \u003cstrong\u003e-\u003c\/strong\u003e  The \u003cb data-index-in-node=\"36\" data-path-to-node=\"7,0\"\u003e6087DBK\u003c\/b\u003e bracket gives you a 2.5\" drop while keeping your 12\" Stock Brakes. If you decide to go to a 14\" Big Brake kit down the road, you simply unbolt the bracket, and you're ready to grow—saving you the cost of a second set of spindles.\u003c\/p\u003e\n\u003chr data-end=\"1700\" data-start=\"1697\"\u003e\n\u003ch4 data-end=\"1720\" data-start=\"1702\"\u003eWhat’s Included\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli data-end=\"137\" data-start=\"103\"\u003e\n\u003cp data-end=\"137\" data-start=\"105\"\u003e\u003cstrong\u003e(1)\u003c\/strong\u003e Main Crossmember with Logo\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"160\" data-start=\"138\"\u003e\n\u003cp data-end=\"160\" data-start=\"140\"\u003e\u003cstrong\u003e(2)\u003c\/strong\u003e Engine Perches\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"182\" data-start=\"161\"\u003e\n\u003cp data-end=\"182\" data-start=\"163\"\u003e\u003cstrong\u003e(2)\u003c\/strong\u003e Air Bag Mounts\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"200\" data-start=\"183\"\u003e\n\u003cp data-end=\"200\" data-start=\"185\"\u003e\u003cstrong\u003e(2) \u003c\/strong\u003eFrame C’s\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"227\" data-start=\"201\"\u003e\n\u003cp data-end=\"227\" data-start=\"203\"\u003e\u003cstrong\u003e(2) \u003c\/strong\u003eUpper Control Arms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"254\" data-start=\"228\"\u003e\n\u003cp data-end=\"254\" data-start=\"230\"\u003e\u003cstrong\u003e(2)\u003c\/strong\u003e Lower Control Arms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"280\" data-start=\"255\"\u003e\n\u003cp data-end=\"280\" data-start=\"257\"\u003e\u003cstrong\u003e(2) \u003c\/strong\u003eUpper Ball Joints\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"306\" data-start=\"281\"\u003e\n\u003cp data-end=\"306\" data-start=\"283\"\u003e\u003cstrong\u003e(2) \u003c\/strong\u003eLower Ball Joints\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"354\" data-start=\"307\"\u003e\n\u003cp data-end=\"354\" data-start=\"309\"\u003e\u003cstrong\u003e(1) \u003c\/strong\u003eRack \u0026amp; Pinion with Aluminum Bushing Set\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"387\" data-start=\"355\"\u003e\n\u003cp data-end=\"387\" data-start=\"357\"\u003e\u003cstrong\u003e(1)\u003c\/strong\u003e Transmission Crossmember\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"404\" data-start=\"388\"\u003e\n\u003cp data-end=\"404\" data-start=\"390\"\u003e\u003cstrong\u003e(2) \u003c\/strong\u003eAir Bags\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"419\" data-start=\"405\"\u003e\n\u003cp data-end=\"419\" data-start=\"407\"\u003e\u003cstrong\u003e(2) \u003c\/strong\u003eShocks\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"444\" data-start=\"420\"\u003e\n\u003cp data-end=\"444\" data-start=\"422\"\u003e\u003cstrong\u003e(2)\u003c\/strong\u003e Tie Rod Adapters\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"465\" data-start=\"445\"\u003e\n\u003cp data-end=\"465\" data-start=\"447\"\u003e\u003cstrong\u003e(2)\u003c\/strong\u003e CPP Spindles\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"501\" data-start=\"466\"\u003e\n\u003cp data-end=\"501\" data-start=\"468\"\u003e\u003cstrong\u003e(1) \u003c\/strong\u003eHardware Bag \u0026amp; Instructions\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"1902\" data-start=\"1899\"\u003e\n\u003ch4 data-end=\"1912\" data-start=\"1904\"\u003eNotes\u003c\/h4\u003e\n\u003cul data-end=\"2290\" data-start=\"1913\"\u003e\n\u003cli data-end=\"2042\" data-start=\"1970\"\u003e\n\u003cp data-end=\"2042\" data-start=\"1972\"\u003e\u003cstrong data-end=\"2040\" data-start=\"2023\"\u003e\u003c\/strong\u003eKit requires assembly and ships in multiple boxes\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2088\" data-start=\"2043\"\u003e\n\u003cp data-end=\"2088\" data-start=\"2045\"\u003eRemoval of inner fender wells is \u003cstrong\u003erequired\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2139\" data-start=\"2089\"\u003e\n\u003cp data-end=\"2139\" data-start=\"2091\"\u003ePower steering hoses and fittings \u003cstrong\u003enot included\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2185\" data-start=\"2140\"\u003e\n\u003cp data-end=\"2185\" data-start=\"2142\"\u003eSteering shafts and U-joints \u003cstrong\u003enot included \u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003eRack and pinion is \u003cstrong data-end=\"2017\" data-start=\"1991\"\u003eMustang II style\u003c\/strong\u003e with \u003cstrong data-end=\"2040\" data-start=\"2023\"\u003e3\/4-36 spline \u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"2295\" data-start=\"2292\"\u003e\n\u003ch4 data-end=\"2333\" data-start=\"2297\"\u003eCalifornia Proposition 65 Warning\u003c\/h4\u003e\n\u003cp data-end=\"2387\" data-start=\"2334\"\u003eCancer and Reproductive Harm – \u003ca href=\"http:\/\/www.p65warnings.ca.gov\" class=\"decorated-link\" rel=\"noopener\" data-end=\"2387\" data-start=\"2365\"\u003ewww.p65warnings.ca.gov\u003c\/a\u003e\u003c\/p\u003e\n\u003chr data-end=\"1700\" data-start=\"1697\"\u003e\n\u003ch4 data-start=\"1909\" data-end=\"1962\"\u003eQuestions? Contact Us\u003c\/h4\u003e\n\u003cp data-start=\"1909\" data-end=\"1962\"\u003e\u003cspan\u003e(480) 940 1806 – \u003cstrong\u003eLocal\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e1 (877) 951-1890 – \u003cstrong\u003eToll Free\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"GSI Machine and Fabrication","offers":[{"title":"CPP Stock Spindles","offer_id":51786390634775,"sku":"130-2001A-CP4S5","price":5000.0,"currency_code":"USD","in_stock":true},{"title":"CPP 2.5\" Modular Drop Spindles","offer_id":51786390700311,"sku":"130-2001A-CP30106-4","price":5000.0,"currency_code":"USD","in_stock":true},{"title":"CPP 2.5\" Modular Drop Spindles w\/ Stock Brake Bracket","offer_id":51786390667543,"sku":"130-2001A-CP30106-4-6087DBK","price":5000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/8082\/2807\/files\/GSI_Chevy_GMC_73-87_Air_Ride_Front_Kit_Bolt_On.jpg?v=1771343945"},{"product_id":"73-87-coilover-front-kit","title":"73-87 Chevy \u0026 GMC C10 Squarebody Coilover Front Kit (Bolt-On)","description":"\u003cp data-end=\"552\" data-start=\"325\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e73-87 C10 Squarebody Coilover Front Kit - #130-2001C\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-end=\"552\" data-start=\"325\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003cspan style=\"background-color: rgb(255, 255, 0); color: rgb(0, 0, 0); text-decoration: underline;\"\u003e\u003cem\u003e**This product will have a lead time; please call to verify expected wait**\u003c\/em\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-end=\"552\" data-start=\"325\"\u003eThe GSI \u003cstrong data-end=\"369\" data-start=\"333\"\u003e1973-1987 C10 Coilover Front Kit\u003c\/strong\u003e replaces your factory front crossmember and suspension with a modern \u003cstrong data-end=\"1335\" data-start=\"1310\"\u003epower rack and pinion\u003c\/strong\u003e\u003cspan data-end=\"1335\" data-start=\"1310\"\u003e \u0026amp; \u003c\/span\u003e\u003cstrong data-end=\"464\" data-start=\"439\"\u003ecoilover-based system\u003c\/strong\u003e designed for a \u003cstrong data-end=\"551\" data-start=\"480\"\u003elow ride height, improved handling, and increased steering response\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-end=\"739\" data-start=\"554\"\u003eThis kit is ideal for builders who want a \u003cstrong data-end=\"619\" data-start=\"596\"\u003esport-focused setup\u003c\/strong\u003e without air ride, offering consistent suspension control for street performance, autocross, and aggressive show builds.\u003c\/p\u003e\n\u003chr data-end=\"744\" data-start=\"741\"\u003e\n\u003ch4 data-end=\"788\" data-start=\"746\"\u003eEngineered for Low Stance \u0026amp; Performance\u003c\/h4\u003e\n\u003cp data-end=\"992\" data-start=\"790\"\u003eDesigned and manufactured at our facility in \u003cstrong data-end=\"856\" data-start=\"835\"\u003eChandler, Arizona\u003c\/strong\u003e, this front suspension system is built using laser-cut \u0026amp; CNC-formed \u003cstrong\u003eASTM A1011\u003c\/strong\u003e parts to ensure proper fitment and repeatable results.\u003c\/p\u003e\n\u003cp data-end=\"1299\" data-start=\"994\"\u003eUpdated suspension geometry improves ride quality, reduces camber change through travel, and enhances steering feel. The narrowed front track width allows for improved wheel clearance when running wider wheels, while the wheel position is relocated within the wheel opening for a more balanced appearance.\u003c\/p\u003e\n\u003chr data-end=\"1428\" data-start=\"1425\"\u003e\n\u003ch4 data-end=\"1717\" data-start=\"1702\"\u003eKey Features\u003c\/h4\u003e\n\u003cul data-end=\"2078\" data-start=\"1718\"\u003e\n\u003cli data-end=\"1762\" data-start=\"1718\"\u003e\n\u003cp data-end=\"1762\" data-start=\"1720\"\u003e\u003cstrong\u003e100% Bolt-in\u003c\/strong\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1816\" data-start=\"1763\"\u003e\n\u003cp data-end=\"1816\" data-start=\"1765\"\u003eUpdated suspension geometry for \u003cstrong\u003eheavily improved handling\u003c\/strong\u003e \u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1912\" data-start=\"1862\"\u003e\n\u003cp data-end=\"1912\" data-start=\"1864\"\u003eNarrowed front track width for \u003cstrong\u003ewheel clearance\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1965\" data-start=\"1913\"\u003e\n\u003cp data-end=\"1965\" data-start=\"1915\"\u003eWheel position relocated 1\" to center appearance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2011\" data-start=\"1966\"\u003e\n\u003cp data-end=\"2011\" data-start=\"1968\"\u003e\u003cb\u003eUpgraded to CPP \u003c\/b\u003epower steering rack \u0026amp; pinion\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2078\" data-start=\"2012\"\u003e\n\u003cp data-end=\"2078\" data-start=\"2014\"\u003eUses \u003cstrong\u003e73-87 C10 spindles\u003c\/strong\u003e for brake compatibility with \u003cstrong\u003eno modification required\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"1428\" data-start=\"1425\"\u003e\n\u003ch4 data-end=\"1463\" data-start=\"1430\"\u003e Recommended Fitment Specifications\u003c\/h4\u003e\n\u003cul data-end=\"1695\" data-start=\"1464\"\u003e\n\u003cli data-end=\"1515\" data-start=\"1464\"\u003e\n\u003cp data-end=\"1515\" data-start=\"1466\"\u003eDesigned for \u003cstrong data-end=\"1515\" data-start=\"1479\"\u003e1973-1987 Chevy \u0026amp; GMC C10 Trucks \u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1515\" data-start=\"1464\"\u003e\n\u003cp data-end=\"1515\" data-start=\"1466\"\u003e\u003cstrong data-end=\"1515\" data-start=\"1479\"\u003e\u003c\/strong\u003eWorks with \u003cstrong\u003eclamshell-style\u003c\/strong\u003e \u003cstrong\u003emotor mounts\u003c\/strong\u003e with a GM 350\u003cstrong data-end=\"1515\" data-start=\"1479\"\u003e \u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1515\" data-start=\"1464\"\u003e\n\u003cp data-end=\"1515\" data-start=\"1466\"\u003e\u003cstrong data-end=\"1515\" data-start=\"1479\"\u003e\u003c\/strong\u003eSupports\u003cstrong data-end=\"412\" data-start=\"337\"\u003e Small Block, Big Block, LS, \u0026amp; LT4\/LT5 engines \u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1515\" data-start=\"1464\"\u003e\n\u003cp data-end=\"1515\" data-start=\"1466\"\u003e\u003cstrong\u003eMotor mounts\u003c\/strong\u003e \u0026amp; rubber clamshells \u003cstrong\u003esold separately\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eA low-profile oil pan required\u003c\/strong\u003e for all engine configurations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong data-end=\"2249\" data-start=\"2219\"\u003e           -   \u003c\/strong\u003e\u003cstrong\u003eHolley LS \u003c\/strong\u003eP\/N: 302-2\u003c\/p\u003e\n\u003cp\u003e\u003cstrong data-end=\"2249\" data-start=\"2219\"\u003e           -   Speed Engineering \u003c\/strong\u003eP\/N: 26-1042\u003c\/p\u003e\n\u003cul data-end=\"1420\" data-start=\"1255\"\u003e\n\u003cli\u003e\n\u003cp data-end=\"2214\" data-start=\"2188\"\u003e\u003cstrong\u003eRecommended wheel specs:\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"2214\" data-start=\"2188\"\u003e\u003cstrong data-end=\"2249\" data-start=\"2219\"\u003e           -  20\" x 9\"\u003c\/strong\u003e with\u003cstrong data-end=\"2249\" data-start=\"2219\"\u003e 6\" \u003c\/strong\u003eBackspace\u003c\/p\u003e\n\u003cp data-end=\"2214\" data-start=\"2188\"\u003e\u003cstrong data-end=\"2249\" data-start=\"2219\"\u003e           -  22\" x 9\" \u003c\/strong\u003ewith\u003cstrong data-end=\"2249\" data-start=\"2219\"\u003e 6\" \u003c\/strong\u003eBackspace\u003cstrong data-end=\"2249\" data-start=\"2219\"\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-end=\"2249\" data-start=\"2219\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eMaximum wheel specs:\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"2290\" data-start=\"2260\"\u003e\u003cstrong data-end=\"2288\" data-start=\"2260\"\u003e           -  24\" x 9 or 10\" \u003c\/strong\u003ewith\u003cstrong data-end=\"2288\" data-start=\"2260\"\u003e 6\" \u003c\/strong\u003eBackspace\u003cstrong data-end=\"2288\" data-start=\"2260\"\u003e (Max)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eSpindle options:\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"0\" data-end=\"153\" style=\"padding-left: 40px;\"\u003e\u003cstrong\u003e-\u003c\/strong\u003e \u003cstrong\u003eCPP\u003c\/strong\u003e\u003cstrong data-start=\"2\" data-end=\"24\"\u003e Stock Spindles\u003c\/strong\u003e – Factory height spindle with the spindle pin located at the bottom, maintaining original suspension geometry and ride height.\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"153\" style=\"padding-left: 40px;\"\u003e\u003cstrong\u003e- CPP 2.5\" Modular Drop Spindles (Big Brake) -\u003c\/strong\u003e Lowers the vehicle 2.5\" using a high-strength modular hub design. This spindle is purpose-built for maximum clearance, allowing for seamless installation of high-performance 13\"–14\" Big Brake kits.\u003c\/p\u003e\n\u003cp data-start=\"155\" data-end=\"317\" style=\"padding-left: 40px;\"\u003e\u003cstrong data-start=\"157\" data-end=\"183\"\u003e- \u003c\/strong\u003e\u003cstrong\u003eCPP 2.5\" Modular Drop Spindles with 6087DBK (Stock \u0026amp; Big Brake)\u003c\/strong\u003e \u003cstrong\u003e-\u003c\/strong\u003e  The \u003cb data-index-in-node=\"36\" data-path-to-node=\"7,0\"\u003e6087DBK\u003c\/b\u003e bracket gives you a 2.5\" drop while keeping your 12\" Stock Brakes. If you decide to go to a 14\" Big Brake kit down the road, you simply unbolt the bracket, and you're ready to grow—saving you the cost of a second set of spindles.\u003c\/p\u003e\n\u003chr data-end=\"2083\" data-start=\"2080\"\u003e\n\u003ch2 data-end=\"2103\" data-start=\"2085\"\u003eWhat’s Included\u003c\/h2\u003e\n\u003cul data-end=\"2562\" data-start=\"2104\"\u003e\n\u003cli data-end=\"137\" data-start=\"103\"\u003e\n\u003cp data-end=\"137\" data-start=\"105\"\u003e\u003cstrong\u003e(1)\u003c\/strong\u003e Main Crossmember with Logo\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"160\" data-start=\"138\"\u003e\n\u003cp data-end=\"160\" data-start=\"140\"\u003e\u003cstrong\u003e(2)\u003c\/strong\u003e Engine Perches\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"182\" data-start=\"161\"\u003e\n\u003cp data-end=\"182\" data-start=\"163\"\u003e\u003cstrong\u003e(2) \u003c\/strong\u003eCoilover Mounts\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"200\" data-start=\"183\"\u003e\n\u003cp data-end=\"200\" data-start=\"185\"\u003e\u003cstrong\u003e(2)\u003c\/strong\u003e Frame C’s\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"227\" data-start=\"201\"\u003e\n\u003cp data-end=\"227\" data-start=\"203\"\u003e\u003cstrong\u003e(2)\u003c\/strong\u003e Upper Control Arms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"254\" data-start=\"228\"\u003e\n\u003cp data-end=\"254\" data-start=\"230\"\u003e\u003cstrong\u003e(2)\u003c\/strong\u003e Lower Control Arms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"280\" data-start=\"255\"\u003e\n\u003cp data-end=\"280\" data-start=\"257\"\u003e\u003cstrong\u003e(2) \u003c\/strong\u003eUpper Ball Joints\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"306\" data-start=\"281\"\u003e\n\u003cp data-end=\"306\" data-start=\"283\"\u003e\u003cstrong\u003e(2)\u003c\/strong\u003e Lower Ball Joints\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"354\" data-start=\"307\"\u003e\n\u003cp data-end=\"354\" data-start=\"309\"\u003e\u003cstrong\u003e(1)\u003c\/strong\u003e Rack \u0026amp; Pinion with Aluminum Bushing Set\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"387\" data-start=\"355\"\u003e\n\u003cp data-end=\"387\" data-start=\"357\"\u003e\u003cstrong\u003e(1) \u003c\/strong\u003eTransmission Crossmember\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"419\" data-start=\"405\"\u003e\n\u003cp data-end=\"419\" data-start=\"407\"\u003e\u003cstrong\u003e(2)\u003c\/strong\u003e Ridetech Coilover Shocks\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"444\" data-start=\"420\"\u003e\n\u003cp data-end=\"444\" data-start=\"422\"\u003e\u003cstrong\u003e(2)\u003c\/strong\u003e Tie Rod Adapters\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"465\" data-start=\"445\"\u003e\n\u003cp data-end=\"465\" data-start=\"447\"\u003e\u003cstrong\u003e(2)\u003c\/strong\u003e CPP Spindles \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"501\" data-start=\"466\"\u003e\n\u003cp data-end=\"501\" data-start=\"468\"\u003e\u003cstrong\u003e(1) \u003c\/strong\u003eHardware Bag \u0026amp; Instructions\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"2567\" data-start=\"2564\"\u003e\n\u003ch2 data-end=\"2577\" data-start=\"2569\"\u003eNotes\u003c\/h2\u003e\n\u003cul data-end=\"2774\" data-start=\"2578\"\u003e\n\u003cli data-end=\"2603\" data-start=\"2578\"\u003e\n\u003cp data-end=\"2603\" data-start=\"2580\"\u003e\u003cstrong\u003eThe kit requires assembly\u003c\/strong\u003e, ships in multiple boxes \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2603\" data-start=\"2578\"\u003e\n\u003cp data-end=\"2603\" data-start=\"2580\"\u003eRemoval of inner fender wells is \u003cstrong\u003erequired\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2089\" data-end=\"2139\"\u003e\n\u003cp data-start=\"2091\" data-end=\"2139\"\u003ePower steering hoses and fittings \u003cstrong\u003enot included\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2140\" data-end=\"2185\"\u003e\n\u003cp data-start=\"2142\" data-end=\"2185\"\u003eSteering shafts and U-joints \u003cstrong\u003enot included\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003eRack \u0026amp; pinion is a\u003cstrong data-start=\"1991\" data-end=\"2017\"\u003e Mustang II style\u003c\/strong\u003e with \u003cstrong data-start=\"2023\" data-end=\"2040\"\u003e3\/4-36 spline \u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"2779\" data-start=\"2776\"\u003e\n\u003ch2 data-end=\"2817\" data-start=\"2781\"\u003eCalifornia Proposition 65 Warning\u003c\/h2\u003e\n\u003cp data-end=\"2871\" data-start=\"2818\"\u003eCancer and Reproductive Harm – \u003ca href=\"http:\/\/www.p65warnings.ca.gov\" class=\"decorated-link\" rel=\"noopener\" data-end=\"2871\" data-start=\"2849\"\u003ewww.p65warnings.ca.gov\u003c\/a\u003e\u003c\/p\u003e\n\u003chr data-start=\"1697\" data-end=\"1700\"\u003e\n\u003ch4 data-end=\"1962\" data-start=\"1909\"\u003eQuestions? Contact Us\u003c\/h4\u003e\n\u003cp data-end=\"1962\" data-start=\"1909\"\u003e\u003cspan\u003e(480) 940 1806 – \u003cstrong\u003eLocal\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e1 (877) 951-1890 – \u003cstrong\u003eToll Free\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"GSI Machine and Fabrication","offers":[{"title":"CPP Stock Spindles","offer_id":51786403971351,"sku":"130-2001C-CP4S5","price":5500.0,"currency_code":"USD","in_stock":true},{"title":"CPP 2.5\" Modular Drop Spindles","offer_id":51786404036887,"sku":"130-2001C-CP30106-4","price":5500.0,"currency_code":"USD","in_stock":true},{"title":"CPP 2.5\" Modular Drop Spindles w\/ Stock Brake Bracket","offer_id":51786404004119,"sku":"130-2001C-CP30106-4-6087DBK","price":5500.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/8082\/2807\/files\/63-87_COILOVER_FRONT_KIT_107d0522-d016-410a-9175-67888d1939dc.png?v=1749747232"},{"product_id":"73-87-squarebody-rear-suspension-notch-kit","title":"73-87 Chevy \u0026 GMC C10 Air Ride Rear \"Notch Kit\" with Watt's Link","description":"\u003cp data-end=\"588\" data-start=\"271\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e73-87 C10 Air Ride Rear \"Notch Kit\" with Watt's Link - #130-8300-RW\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-end=\"588\" data-start=\"271\"\u003eThis rear suspension kit is designed for \u003cstrong data-end=\"355\" data-start=\"312\"\u003e1973-1987 Chevy \u0026amp; GMC Squarebody trucks\u003c\/strong\u003e and replaces the factory rear suspension with a modern \u003cstrong data-end=\"471\" data-start=\"411\"\u003eair ride, 4-link setup featuring a Billet Watt’s Link\u003c\/strong\u003e. The system is engineered to improve ride quality, handling, and axle control while allowing the truck to lay frame. \u003cstrong data-start=\"1468\" data-end=\"1500\"\u003eFrame rails are NOT included.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"820\" data-start=\"590\"\u003eAll components are \u003cstrong data-end=\"647\" data-start=\"609\"\u003edesigned and manufactured in-house\u003c\/strong\u003e at our facility in \u003cstrong data-end=\"688\" data-start=\"667\"\u003eChandler, Arizona\u003c\/strong\u003e. \u003cstrong\u003eASTM A1011 parts\u003c\/strong\u003e are laser cut on an \u003cstrong data-end=\"731\" data-start=\"716\"\u003eAmada laser\u003c\/strong\u003e and fabricated using CNC equipment to ensure accuracy, strength, and consistent fitment.\u003c\/p\u003e\n\u003chr data-end=\"979\" data-start=\"976\"\u003e\n\u003ch4 data-end=\"842\" data-start=\"827\"\u003eKey Features\u003c\/h4\u003e\n\u003cul data-end=\"1181\" data-start=\"843\"\u003e\n\u003cli data-end=\"907\" data-start=\"843\"\u003e\n\u003cp data-end=\"907\" data-start=\"845\"\u003eModern \u003cstrong data-end=\"881\" data-start=\"852\"\u003e4-link rear suspension\u003c\/strong\u003e with billet Watt’s Link\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"978\" data-start=\"908\"\u003e\n\u003cp data-end=\"978\" data-start=\"910\"\u003eUpdated suspension geometry for improved handling and ride quality\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1031\" data-start=\"979\"\u003e\n\u003cp data-end=\"1031\" data-start=\"981\"\u003eDesigned to allow the frame to \u003cstrong\u003elay on the ground\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1063\" data-start=\"1032\"\u003e\n\u003cp data-end=\"1063\" data-start=\"1034\"\u003eUses \u003cstrong data-end=\"1061\" data-start=\"1039\"\u003eFirestone F9000 Air Bags\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1063\" data-start=\"1032\"\u003e\n\u003cp data-end=\"1063\" data-start=\"1034\"\u003e\u003cstrong data-end=\"1061\" data-start=\"1039\"\u003e\u003c\/strong\u003eRear suspension components moved inboard for wide wheel clearance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1181\" data-start=\"1128\"\u003e\n\u003cp data-end=\"1181\" data-start=\"1130\"\u003ePrecision laser-cut and CNC-fabricated components\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"979\" data-start=\"976\"\u003e\n\u003ch4 data-end=\"1198\" data-start=\"1188\"\u003eFitment\u003c\/h4\u003e\n\u003cul data-end=\"1244\" data-start=\"1199\"\u003e\n\u003cli data-end=\"1244\" data-start=\"1199\"\u003e\n\u003cp data-end=\"1244\" data-start=\"1201\"\u003e\u003cstrong data-end=\"1244\" data-start=\"1201\"\u003e1973-1987 Chevy \u0026amp; GMC Squarebody Trucks\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1340\" data-start=\"1292\"\u003e\n\u003cp data-end=\"1340\" data-start=\"1294\"\u003eDesigned to lay frame with a \u003cstrong data-end=\"1340\" data-start=\"1323\"\u003e31\" tall tire\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1340\" data-start=\"1292\"\u003e\n\u003cp data-end=\"1340\" data-start=\"1294\"\u003e\u003cstrong data-end=\"1340\" data-start=\"1323\"\u003e\u003c\/strong\u003eAir bags and 4-link are moved inboard to accommodate \u003cstrong data-end=\"1422\" data-start=\"1396\"\u003eup to 24\" x 15\" wheels\u003c\/strong\u003e\u003cstrong data-end=\"1244\" data-start=\"1201\"\u003e\u003c\/strong\u003e\u003cstrong data-end=\"1422\" data-start=\"1396\"\u003e\u003c\/strong\u003e\u003cstrong data-end=\"1422\" data-start=\"1396\"\u003e\u003c\/strong\u003e\u003cstrong data-end=\"1422\" data-start=\"1396\"\u003e\u003cmeta charset=\"utf-8\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4 dir=\"ltr\"\u003e\u003cspan\u003e Recommended Front Wheel Specs\u003c\/span\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cspan\u003e20” x 9”\u003c\/span\u003e\u003cspan\u003e with \u003c\/span\u003e\u003cspan\u003e6”\u003c\/span\u003e\u003cspan\u003e backspace\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cspan\u003e22” x 9”\u003c\/span\u003e\u003cspan\u003e with \u003c\/span\u003e\u003cspan\u003e6”\u003c\/span\u003e\u003cspan\u003e backspace\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cem\u003e(MAX 24” x 9” or 10” with 6” backspace)\u003c\/em\u003e\u003cstrong data-end=\"1422\" data-start=\"1396\"\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4 dir=\"ltr\"\u003e\u003cspan\u003eRecommended Rear Wheel Specs\u003c\/span\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cspan\u003e22” x 10”\u003c\/span\u003e\u003cspan\u003e with \u003c\/span\u003e\u003cspan\u003e5”\u003c\/span\u003e\u003cspan\u003e backspace\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cspan\u003e22” x 12”\u003c\/span\u003e\u003cspan\u003e with \u003c\/span\u003e\u003cspan\u003e5”\u003c\/span\u003e\u003cspan\u003e backspace\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e22” x 15” with 5” backspace\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"979\" data-start=\"976\"\u003e\n\u003ch4 data-end=\"1269\" data-start=\"1251\"\u003eWhat’s Included\u003c\/h4\u003e\n\u003cul data-end=\"1450\" data-start=\"1270\"\u003e\n\u003cli data-end=\"1302\" data-start=\"1270\"\u003e\n\u003cp data-end=\"1302\" data-start=\"1272\"\u003e\u003cstrong\u003e(2) \u003c\/strong\u003eRear Notches \u0026amp; Caps\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1334\" data-start=\"1303\"\u003e\n\u003cp data-end=\"1334\" data-start=\"1305\"\u003e\u003cstrong\u003e(1)\u003c\/strong\u003e Bridge Assembly\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1334\" data-start=\"1303\"\u003e\n\u003cp data-end=\"1334\" data-start=\"1305\"\u003e\u003cstrong\u003e(2)\u003c\/strong\u003e Billet Watt’s Links \u003cem\u003e(With Jam Nuts, Heim's \u0026amp; Misaligns)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1334\" data-start=\"1303\"\u003e\n\u003cp data-end=\"1334\" data-start=\"1305\"\u003e\u003cstrong\u003e(1)\u003c\/strong\u003e Watt's Link Center Pivot \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1375\" data-start=\"1335\"\u003e\n\u003cp data-end=\"1375\" data-start=\"1337\"\u003e\u003cstrong\u003e(1)\u003c\/strong\u003e Watt's Link Axle Mount Bar\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1375\" data-start=\"1335\"\u003e\n\u003cp data-end=\"1375\" data-start=\"1337\"\u003e\u003cstrong\u003e(2)\u003c\/strong\u003e Watt's Link to Frame Mounts\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1398\" data-start=\"1376\"\u003e\n\u003cp data-end=\"1398\" data-start=\"1378\"\u003e\u003cstrong\u003e(4)\u003c\/strong\u003e 4 Link Bars \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1443\" data-end=\"1481\"\u003e\n\u003cp data-start=\"1445\" data-end=\"1481\"\u003e\u003cstrong\u003e(8) \u003c\/strong\u003eRod Ends \u003cem\u003e(With Jam Nuts, Crush Sleeves, Bushings, \u0026amp; Zerk Fittings)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1482\" data-end=\"1510\"\u003e\n\u003cp data-start=\"1484\" data-end=\"1510\"\u003e\u003cstrong\u003e(2)\u003c\/strong\u003e 4-Link Axle Mounts \u003cem\u003e(x1 Circle, x1 Oval)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e(2)\u003c\/strong\u003e 4-Link Hangers \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e(2)\u003c\/strong\u003e 4-Link Hanger Plates\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e(2)\u003c\/strong\u003e Firestone F9000 Air Bags\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e(2) \u003c\/strong\u003eShocks\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e(1)\u003c\/strong\u003e Hardware Bag \u0026amp; Instructions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"976\" data-end=\"979\"\u003e\n\u003ch4 data-start=\"1457\" data-end=\"1465\"\u003eNotes\u003c\/h4\u003e\n\u003cul data-start=\"1466\" data-end=\"1608\"\u003e\n\u003cli data-start=\"1466\" data-end=\"1529\"\u003e\n\u003cp data-start=\"1468\" data-end=\"1529\"\u003e\u003cb\u003eASSEMBLY REQUIRED\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1466\" data-end=\"1529\"\u003e\n\u003cp data-start=\"1468\" data-end=\"1529\"\u003e\u003cstrong data-start=\"1468\" data-end=\"1500\"\u003eFrame rails are NOT included\u003c\/strong\u003e—this is a notch kit only\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1530\" data-end=\"1571\"\u003e\n\u003cp data-start=\"1532\" data-end=\"1571\"\u003eProfessional installation recommended\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1572\" data-end=\"1608\"\u003e\n\u003cp data-start=\"1574\" data-end=\"1608\"\u003eDesigned for air ride applications only\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"976\" data-end=\"979\"\u003e\n\u003ch4 data-start=\"1872\" data-end=\"1908\"\u003eCalifornia Proposition 65 Warning\u003c\/h4\u003e\n\u003cp data-start=\"1909\" data-end=\"1962\"\u003eCancer and Reproductive Harm – \u003ca data-start=\"1940\" data-end=\"1962\" rel=\"noopener\" class=\"decorated-link\" href=\"http:\/\/www.p65warnings.ca.gov\"\u003ewww.p65warnings.ca.gov\u003c\/a\u003e\u003c\/p\u003e\n\u003chr data-start=\"976\" data-end=\"979\"\u003e\n\u003ch4 data-end=\"1962\" data-start=\"1909\"\u003eQuestions? Contact Us\u003c\/h4\u003e\n\u003cp data-end=\"1962\" data-start=\"1909\"\u003e\u003cspan\u003e(480) 940 1806 – \u003cstrong\u003eLocal\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e1 (877) 951-1890 – \u003cstrong\u003eToll Free\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"GSI Machine and Fabrication","offers":[{"title":"Default Title","offer_id":50321924915479,"sku":"130-8300-RW","price":3000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/8082\/2807\/files\/GSI_Chevy_GMC_73-87_C10_Air_Ride_Notch_Suspension.png?v=1773419832"},{"product_id":"73-91-c30-dually-chassis","title":"73-91 Chevy \u0026 GMC C30 Dually Air Ride Chassis","description":"\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e1973-1991 C30 Dually Air Ride Chassis - #CHASSIS7391-C30-DUALLY\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe GSI 1973-1991 C30 Dually Air Ride Chassis \u003cstrong\u003emodernizes the way classic heavy-duty trucks drive, handle, and ride\u003c\/strong\u003e. Designed for builders who demand superior strength, refined suspension geometry, and true air ride performance, this fully fabricated chassis delivers modern road manners while supporting dually wheel configurations.\u003c\/p\u003e\n\u003cp\u003eEach chassis is hand-fabricated, fully welded, and engineered to lay the foundation for a \u003cstrong\u003ehigh-end street truck, tow-capable build, or show-quality C30\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eDesigned for Modern Handling\u003c\/h4\u003e\n\u003cp\u003eThis chassis is engineered with optimized suspension geometry to \u003cstrong\u003eminimize camber change\u003c\/strong\u003e throughout suspension travel and \u003cstrong\u003eeliminate bump steer\u003c\/strong\u003e. Integrated lower control arm alignment cams allow fast, precise alignment adjustments, while the \u003cstrong\u003eGSI Billet Tie Rod Adapter Kit\u003c\/strong\u003e works in conjunction with the suspension to maintain proper steering geometry at ride height and when aired out.\u003c\/p\u003e\n\u003cp\u003eThe rear suspension system is designed to accommodate most dually wheel setups while supporting \u003cstrong\u003eaggressive ride heights and stable handling\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003ePrecision Manufacturing\u003c\/h4\u003e\n\u003cp\u003eDeveloped using \u003cstrong\u003elaser-scanned OEM C30 chassis data\u003c\/strong\u003e, this platform ensures accurate fitment of all suspension and chassis components. Each chassis is fabricated using professional MIG and TIG welding processes and precision-manufactured components.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eLaser-scanned factory chassis data\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAmada CNC laser-cut components\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCNC press brake formed parts\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFull in-house CNC machine shop\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFully welded and pre-assembled to verify fitment\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eChassis are completed, inspected, and prepared for shipment after final assembly.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eWhat’s Included\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eFront \u0026amp; Rear D2600 Air Bags\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFront \u0026amp; Rear Shocks\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBoxed Sheet Metal Upper \u0026amp; Lower Control Arms \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUpper \u0026amp; Lower Ball Joints\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eGSI Billet Tie Rod Adapter Kit\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eChassis Stiffener\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBillet Watt’s Links\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRear 4-Link Suspension\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRear Frame Notch \u0026amp; Bridge \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFrame Rails\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCarrier Bearing Mount\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMustang II Power Steering Rack (\u003cem\u003ePremium Flaming River Rack Upgrade Available)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eEngine Perches (\u003cem\u003eLS\/LT4\/LT5\/BBC\/SBC Engine Mounts Sold Separately)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch4\u003eOptional Add-Ons Available\u003cem\u003e\u003c\/em\u003e\n\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eThird Member \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAxle and Housing Package \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAftermarket Brake Kit\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBed Raise Kit \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFuel Tank \u003cem\u003e(EFI\/Non-EFI) \u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMotor Mounts \u003cem\u003e(SBC \/ BBC \/ LS \/ LT4 \/ LT5) \u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cem\u003e\u003c\/em\u003eRack \u0026amp; Pinion Upgrade \u003cem\u003e(Flaming River)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSway Bar Front\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSway Bar Rear\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2 style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.gsimfab.com\/pages\/request-chassis-quote\" title=\"Chassis Quote\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cspan style=\"color: #dd0303;\"\u003eClick to Start Chassis Quote\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/h2\u003e\n\u003chr\u003e\n\u003ch4\u003eShipping\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eShips as freight on a reinforced \u0026amp; wrapped pallet\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eQuote Required\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch4\u003eCalifornia Proposition 65 Warning\u003c\/h4\u003e\n\u003cp\u003eCancer and Reproductive Harm –\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"http:\/\/www.p65warnings.ca.gov\/\" class=\"decorated-link\" rel=\"noopener\"\u003ewww.p65warnings.ca.gov\u003c\/a\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eQuestions? Contact Us\u003c\/h4\u003e\n\u003cp\u003e\u003cspan\u003e(480) 940 1806 – \u003cstrong\u003eLocal\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e1 (877) 951-1890 – \u003cstrong\u003eToll Free\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"GSI Machine and Fabrication","offers":[{"title":"Default Title","offer_id":50321924948247,"sku":"CHASSIS-7391-C30-DUALLY","price":24000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/8082\/2807\/files\/GSImfab_1973_-_1991_Chevy_C30_Air_Ride_Chassis_Complete.jpg?v=1786658478"},{"product_id":"73-87-frame-notch-kit","title":"73-87 Chevy \u0026 GMC C10 Squarebody Rear Frame C-Notch Kit (Bolt-On)","description":"\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e73-87 Frame C-Notch Kit - #130-4000 \u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe GSI Rear Frame C-Notch Kit is the definitive solution for \u003cb\u003e1973-1987 Chevy \u0026amp; GMC trucks\u003c\/b\u003e that require increased axle clearance. When lowering a Squarebody more than 4 inches, the factory frame rail becomes a bottleneck for suspension travel. Our C-notch provides the necessary \"relief\" \u003cstrong\u003eto prevent harsh axle-to-frame contact\u003c\/strong\u003e, ensuring a smooth ride even on aggressive drops. Engineered for builders who want a \u003cb\u003eprofessional-grade foundation\u003c\/b\u003e without the complexity of a full back-half.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eThe GSI Advantage\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eBolt-In Simplicity:\u003c\/b\u003e Unlike traditional \"weld-in only\" notches that require extensive fabrication and frame stripping, our kit is designed as a \u003cb\u003eprecision bolt-in unit\u003c\/b\u003e. This significantly reduces installation time and allows for a cleaner, more approachable DIY process.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eStructural Integrity:\u003c\/b\u003e While designed for a bolt-in application, the high-strength steel construction allows for optional welding for builders who prefer a fully integrated, permanent bond for high-horsepower or heavy-duty air ride builds.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003ePreserved Suspension Geometry:\u003c\/b\u003e By allowing for proper upward travel, this kit prevents the \"bottoming out\" effect common in lowered trucks. This protects your shocks, bushings, and rear-end components from impact damage.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eComplete Installation Solution:\u003c\/b\u003e We include a custom \u003cb\u003emetal installation template\u003c\/b\u003e to take the guesswork out of cutting your frame. This ensures your notches are perfectly centered and square every time.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch4\u003eDesign \u0026amp; Construction\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eWeight:\u003c\/b\u003e 26 lbs \u003cem\u003e(Total Kit)\u003c\/em\u003e \/ 13 lbs \u003cem\u003e(Per Notch)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eDimensions:\u003c\/b\u003e 17\" x 3.5\" x 5\" \u003cem\u003e(Per Notch)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e1\/4\" ASTM A1011 Hot-Rolled Steel:\u003c\/strong\u003e Laser-cut and formed for a strong, precise fit over the factory frame rails.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eGrade 8 Hardware:\u003c\/b\u003e Includes (26) 1\/2\"-13 heavy-duty bolts and Nylock nuts for a secure, vibration-resistant connection.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eApplication-Specific:\u003c\/b\u003e Contoured specifically for the 1973-1987 GM C10\/K10 frame profile.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch4\u003eMeasurement \u0026amp; Fitment Guide\u003c\/h4\u003e\n\u003cp\u003eThis kit is purpose-built for the \u003cb\u003eGM Square Body platform \u003cem\u003e(1973-1987)\u003c\/em\u003e\u003c\/b\u003e. While it is a \"universal\" fit for this specific year range of Chevy and GMC trucks, please verify your suspension setup before installation.\u003c\/p\u003e\n\u003ch4\u003eWhen to use this kit:\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eRear Drops:\u003c\/b\u003e Mandatory for rear drops of 4\" or greater.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eAir Ride Systems:\u003c\/b\u003e Highly recommended for all air suspension applications to allow the truck to \"lay frame\" or achieve maximum drop.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eStatic Drops:\u003c\/b\u003e Ideal for flip-kit setups or lowered leaf spring configurations that experience frequent bottoming out.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch4\u003eVehicle Applications\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e1973-1987 Chevy C10 (\u003cem\u003e2WD)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e1973-1987 GMC C15 \u003cem\u003e(2WD)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch4\u003eWhat’s Included\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e(2)\u003c\/strong\u003e Rear Frame C-Notches\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e(1) \u003c\/strong\u003eMetal Installation Template\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e(26)\u003c\/strong\u003e 1\/2\"-13 x 1.25\" Bolts\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e(26)\u003c\/strong\u003e 1\/2\"-13 Nylock Nuts\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e(54)\u003c\/strong\u003e 1\/2\" Washers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch4\u003eQuestions? Contact Us\u003c\/h4\u003e\n\u003cp\u003e\u003cspan\u003e(480) 940 1806 – \u003cstrong\u003eLocal\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e1 (877) 951-1890 – \u003cstrong\u003eToll Free\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"GSI Machine and Fabrication","offers":[{"title":"Default Title","offer_id":50321925013783,"sku":"130-4000","price":229.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/8082\/2807\/files\/130-4001-1.jpg?v=1749739276"},{"product_id":"73-87-axle-flip-kit","title":"73-87 Chevy \u0026 GMC C10 Rear Axle Flip Kit (Bolt-On)","description":"\u003cp data-start=\"210\" data-end=\"498\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e73-87 Axle Flip Kit - #130-4001\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThis \u003cspan data-start=\"162\" data-end=\"192\"\u003ebolt-on rear axle flip kit\u003c\/span\u003e is designed for \u003cstrong\u003e\u003cspan data-start=\"209\" data-end=\"245\"\u003e1973-1987 Chevy \u0026amp; GMC C10 trucks\u003c\/span\u003e\u003c\/strong\u003e equipped \u003cstrong\u003ewith the \u003c\/strong\u003e\u003cspan data-start=\"264\" data-end=\"309\"\u003e\u003cstrong\u003efactory 3 inch\u003c\/strong\u003e rear axle tube diameter\u003c\/span\u003e. By relocating the axle \u003cspan data-start=\"334\" data-end=\"360\"\u003eabove the leaf springs\u003c\/span\u003e, this kit provides an approximate \u003cstrong\u003e\u003cspan data-start=\"395\" data-end=\"415\"\u003e5-inch rear drop\u003c\/span\u003e\u003c\/strong\u003e, lowering the truck’s stance while maintaining proper suspension geometry and street-friendly drivability.\u003c\/p\u003e\n\u003cp\u003eFitment is engineered specifically around \u003cspan data-start=\"566\" data-end=\"601\"\u003eOEM-style GM rear axle housings\u003c\/span\u003e used in 73-87 C10 trucks, ensuring proper seating, clamping force, and alignment on \u003cspan data-start=\"690\" data-end=\"730\"\u003efactory leaf-spring rear suspensions\u003c\/span\u003e.\u003cstrong\u003e No cutting, welding,\u003c\/strong\u003e or modification to the axle housing is required for installation.\u003c\/p\u003e\n\u003cp data-start=\"1538\" data-end=\"1561\"\u003eAll structural components are fabricated from \u003cspan data-start=\"866\" data-end=\"896\"\u003e1\/4-inch thick steel plate\u003c\/span\u003e for strength and long-term durability, then \u003cstrong\u003efinished in a \u003cspan data-start=\"955\" data-end=\"976\"\u003eblack powder coat\u003c\/span\u003e\u003c\/strong\u003e to resist corrosion. The kit includes \u003cspan data-start=\"1015\" data-end=\"1046\"\u003eyellow zinc–plated hardware\u003c\/span\u003e for a reliable, corrosion-resistant bolt-on installation.\u003c\/p\u003e\n\u003chr data-end=\"979\" data-start=\"976\"\u003e\n\u003ch4 data-start=\"1538\" data-end=\"1561\"\u003eFeatures \u0026amp; Benefits\u003c\/h4\u003e\n\u003cul data-start=\"2847\" data-end=\"3027\"\u003e\n\u003cli data-start=\"2847\" data-end=\"2881\"\u003e\n\u003cp data-start=\"2849\" data-end=\"2881\"\u003e\u003cstrong\u003eLowers rear ride height 5.0\"\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2847\" data-end=\"2881\"\u003e\n\u003cp data-start=\"2849\" data-end=\"2881\"\u003eInstalls between axle housing and leaf springs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2847\" data-end=\"2881\"\u003e\n\u003cp data-start=\"2849\" data-end=\"2881\"\u003eNew extended U-bolts replace factory hardware\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2847\" data-end=\"2881\"\u003e\n\u003cp data-start=\"2849\" data-end=\"2881\"\u003eOne-person, bolt-on installation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2847\" data-end=\"2881\"\u003e\n\u003cp data-start=\"2849\" data-end=\"2881\"\u003e\u003cstrong\u003eNo cutting or welding required\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2847\" data-end=\"2881\"\u003e\n\u003cp data-start=\"2849\" data-end=\"2881\"\u003eHard black anodized for durability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"735\" data-end=\"762\"\u003e\u003cstrong data-start=\"735\" data-end=\"760\"\u003eInstallation Overview\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"764\" data-end=\"1012\"\u003e\n\u003cli data-end=\"800\" data-start=\"734\"\u003e\n\u003cp data-end=\"800\" data-start=\"736\"\u003e\u003cstrong data-end=\"747\" data-start=\"736\"\u003eU-Bolts\u003c\/strong\u003e – Replaces factory U-bolts and secure the assembly\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"854\" data-start=\"801\"\u003e\n\u003cp data-end=\"854\" data-start=\"803\"\u003e\u003cstrong data-end=\"819\" data-start=\"803\"\u003eLeaf Springs\u003c\/strong\u003e – Remain in their stock position\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"910\" data-start=\"855\"\u003e\n\u003cp data-end=\"910\" data-start=\"857\"\u003e\u003cstrong data-end=\"873\" data-start=\"857\"\u003eAxle Housing\u003c\/strong\u003e – Relocated above the leaf springs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1010\" data-start=\"911\"\u003e\n\u003cp data-end=\"1010\" data-start=\"913\"\u003e\u003cstrong data-end=\"946\" data-start=\"913\"\u003eAxle Spring Plates \/ Locators\u003c\/strong\u003e – Sit between the axle \u0026amp; leaf springs to maintain alignment\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1067\" data-start=\"1011\"\u003e\n\u003cp data-end=\"1067\" data-start=\"1013\"\u003e\u003cstrong data-end=\"1041\" data-start=\"1013\"\u003eWashers \u0026amp; High Collar Nuts\u003c\/strong\u003e – Secure all components\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"979\" data-start=\"976\"\u003e\n\u003cp data-start=\"1014\" data-end=\"1032\"\u003e\u003cstrong data-start=\"1014\" data-end=\"1030\"\u003eKit Includes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1034\" data-end=\"1172\"\u003e\n\u003cli data-start=\"1034\" data-end=\"1055\"\u003e\n\u003cp data-start=\"1036\" data-end=\"1055\"\u003e\u003cstrong\u003e(2) \u003c\/strong\u003eAxle Locators \u003cem\u003e(With GSI Stainless Steel Logos\u003c\/em\u003e)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1056\" data-end=\"1082\"\u003e\n\u003cp data-start=\"1058\" data-end=\"1082\"\u003e\u003cstrong\u003e(2) \u003c\/strong\u003eAxle Spring Plates\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1083\" data-end=\"1117\"\u003e\n\u003cp data-start=\"1085\" data-end=\"1117\"\u003e\u003cstrong\u003e(4)\u003c\/strong\u003e 5\/8\" U-Bolts \u003cem\u003e(Zinc Plated)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1118\" data-end=\"1145\"\u003e\n\u003cp data-start=\"1120\" data-end=\"1145\"\u003e\u003cstrong\u003e(8)\u003c\/strong\u003e 5\/8\" High Collar Nuts\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1146\" data-end=\"1172\"\u003e\n\u003cp data-start=\"1148\" data-end=\"1172\"\u003e\u003cstrong\u003e(8)\u003c\/strong\u003e 5\/8\" Washers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"979\" data-start=\"976\"\u003e\n\u003cp data-start=\"1174\" data-end=\"1185\"\u003e\u003cstrong data-start=\"1174\" data-end=\"1183\"\u003eNotes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1187\" data-end=\"1369\"\u003e\n\u003cli data-start=\"1187\" data-end=\"1243\"\u003e\n\u003cp data-start=\"1189\" data-end=\"1243\"\u003eBolt-on installation, minimal modifications required\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"979\" data-start=\"976\"\u003e\n\u003cp data-start=\"1371\" data-end=\"1410\"\u003e\u003cstrong data-start=\"1371\" data-end=\"1408\"\u003eCalifornia Proposition 65 Warning\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1412\" data-end=\"1467\"\u003eCancer and Reproductive Harm – \u003ca data-start=\"1443\" data-end=\"1465\" rel=\"noopener\" class=\"decorated-link\" href=\"http:\/\/www.p65warnings.ca.gov\"\u003ewww.p65warnings.ca.gov\u003c\/a\u003e\u003c\/p\u003e\n\u003chr data-end=\"3160\" data-start=\"3157\"\u003e\n\u003ch4 data-start=\"1909\" data-end=\"1962\"\u003eQuestions? Contact Us\u003c\/h4\u003e\n\u003cp data-start=\"1909\" data-end=\"1962\"\u003e\u003cspan\u003e(480) 940 1806 – \u003cstrong\u003eLocal\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e1 (877) 951-1890 – \u003cstrong\u003eToll Free\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"GSI Machine and Fabrication","offers":[{"title":"Default Title","offer_id":50321925046551,"sku":"130-4001","price":175.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/8082\/2807\/files\/GSI_73-87_Chevy_GMC_C10_Axle_Flip_Kit.png?v=1771364934"},{"product_id":"73-87-shock-relocation-brackets","title":"73-87 Chevy \u0026 GMC C10\/C20\/C30 Shock Relocation Brackets (Bolt-On)","description":"\u003cp data-start=\"249\" data-end=\"537\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e73-87 Shock Relocation Brackets - #130-4002\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"249\" data-end=\"537\"\u003eThese shock relocation brackets are designed for \u003cstrong data-start=\"298\" data-end=\"341\"\u003e1973-1987 Chevy \u0026amp; GMC Squarebody trucks\u003c\/strong\u003e and reposition the \u003cstrong data-start=\"361\" data-end=\"391\"\u003elower shock mounting point\u003c\/strong\u003e to correct shock angle and improve usable shock travel. This helps improve ride quality and suspension performance on lowered or modified trucks.\u003c\/p\u003e\n\u003cp data-start=\"539\" data-end=\"687\"\u003e\u003cstrong\u003e3\/16 ASTM A1011 finished in a durable powder coa\u003c\/strong\u003et and supplied with \u003cstrong\u003egrade 8 hardware\u003c\/strong\u003e, these brackets are a straightforward upgrade for improved suspension geometry.\u003c\/p\u003e\n\u003chr data-start=\"689\" data-end=\"692\"\u003e\n\u003ch2 data-start=\"694\" data-end=\"709\"\u003eKey Features\u003c\/h2\u003e\n\u003cul data-start=\"710\" data-end=\"949\"\u003e\n\u003cli data-start=\"710\" data-end=\"752\"\u003e\n\u003cp data-start=\"712\" data-end=\"752\"\u003e\u003cstrong\u003eCorrects \u003c\/strong\u003elower shock mounting position\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"753\" data-end=\"799\"\u003e\n\u003cp data-start=\"755\" data-end=\"799\"\u003e\u003cstrong\u003eImproves\u003c\/strong\u003e shock angle and suspension travel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"800\" data-end=\"849\"\u003e\n\u003cp data-start=\"802\" data-end=\"849\"\u003eDesigned for lowered and modified suspensions\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"850\" data-end=\"893\"\u003e\n\u003cp data-start=\"852\" data-end=\"893\"\u003eSemi-gloss \u003cstrong\u003eblack\u003c\/strong\u003e \u003cstrong\u003epowder coat finish\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"951\" data-end=\"954\"\u003e\n\u003ch2 data-start=\"956\" data-end=\"966\"\u003eFitment\u003c\/h2\u003e\n\u003cul data-start=\"967\" data-end=\"1012\"\u003e\n\u003cli data-start=\"967\" data-end=\"1012\"\u003e\n\u003cp data-start=\"969\" data-end=\"1012\"\u003e\u003cstrong data-start=\"969\" data-end=\"1012\"\u003e1973-1987 Chevy \u0026amp; GMC Squarebody Trucks\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1014\" data-end=\"1017\"\u003e\n\u003ch2 data-start=\"1019\" data-end=\"1037\"\u003eWhat’s Included\u003c\/h2\u003e\n\u003cul data-start=\"1038\" data-end=\"1112\"\u003e\n\u003cli data-start=\"1038\" data-end=\"1067\"\u003e\n\u003cp data-start=\"1040\" data-end=\"1067\"\u003e\u003cstrong\u003e(2)\u003c\/strong\u003e Shock Relocation Brackets\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1068\" data-end=\"1112\"\u003e\n\u003cp data-start=\"1070\" data-end=\"1112\"\u003e\u003cstrong\u003e(1)\u003c\/strong\u003e Hardware Bag\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1114\" data-end=\"1117\"\u003e\n\u003ch2 data-start=\"1119\" data-end=\"1127\"\u003eNotes\u003c\/h2\u003e\n\u003cul data-start=\"1128\" data-end=\"1231\"\u003e\n\u003cli data-start=\"1128\" data-end=\"1178\"\u003e\n\u003cp data-start=\"1130\" data-end=\"1178\"\u003e\u003cstrong\u003eShocks NOT included unless selected\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1179\" data-end=\"1231\"\u003e\n\u003cp data-start=\"1181\" data-end=\"1231\"\u003eNew holes will need to be drilled on chassis to mount\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"1117\" data-start=\"1114\"\u003e\n\u003ch4 data-start=\"1909\" data-end=\"1962\"\u003eQuestions? Contact Us\u003c\/h4\u003e\n\u003cp data-start=\"1909\" data-end=\"1962\"\u003e\u003cspan\u003e(480) 940 1806 – \u003cstrong\u003eLocal\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e1 (877) 951-1890 – \u003cstrong\u003eToll Free\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"GSI Machine and Fabrication","offers":[{"title":"No KYB Shocks.","offer_id":51744905986327,"sku":"130-4002","price":70.0,"currency_code":"USD","in_stock":true},{"title":"Yes. Add a Pair of KYB Shocks (+$149.99)","offer_id":51744905953559,"sku":"130-4002-KYB","price":219.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/8082\/2807\/files\/130-4002-1.jpg?v=1749739019"},{"product_id":"73-87-front-sway-bar-kit","title":"73-87 Chevy \u0026 GMC C10 Adjustable Front Sway Bar Kit","description":"\u003cp data-start=\"251\" data-end=\"557\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e73-87 Front Sway Bar Kit - #130-7387-SB\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-end=\"1086\" data-start=\"721\"\u003eThis front sway bar kit is built to\u003cstrong\u003e reduce body roll and deliver sharper front-end response\u003c\/strong\u003e in your \u003cstrong\u003e73 to 87 C10\u003c\/strong\u003e. With preload adjustability and high articulation end links, it \u003cstrong\u003eeliminates suspension bind and unwanted sway bar preload,\u003c\/strong\u003e especially on lowered trucks. The result is improved corner balance, more predictable handling, and greater control through turns.\u003c\/p\u003e\n\u003cp data-end=\"1242\" data-start=\"1088\"\u003eConstructed with a splined sway bar, machined billet components, and chromoly rod ends, this system \u003cstrong\u003eincreases rigidity and strength where it matters most.\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-start=\"697\" data-end=\"700\"\u003e\n\u003ch4 data-start=\"702\" data-end=\"717\"\u003eWhat’s Upgraded\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli data-start=\"1025\" data-end=\"1088\"\u003e\n\u003cp data-start=\"1027\" data-end=\"1088\"\u003e\u003cstrong data-start=\"1027\" data-end=\"1059\"\u003ePreload-adjustable end links\u003c\/strong\u003e for precise sway bar setup\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1089\" data-end=\"1160\"\u003e\n\u003cp data-start=\"1091\" data-end=\"1160\"\u003e\u003cstrong data-start=\"1091\" data-end=\"1112\"\u003eChromoly rod ends\u003c\/strong\u003e for increased strength and reduced deflection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1161\" data-end=\"1234\"\u003e\n\u003cp data-start=\"1163\" data-end=\"1234\"\u003e\u003cstrong data-start=\"1163\" data-end=\"1192\"\u003eHigher articulation range\u003c\/strong\u003e to prevent bind on lowered applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1235\" data-end=\"1293\"\u003e\n\u003cp data-start=\"1237\" data-end=\"1293\"\u003e\u003cstrong data-start=\"1237\" data-end=\"1268\"\u003eEliminates sway bar preload\u003c\/strong\u003e for balanced cornering\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1294\" data-end=\"1356\"\u003e\n\u003cp data-start=\"1296\" data-end=\"1356\"\u003e\u003cstrong data-start=\"1296\" data-end=\"1356\"\u003eSharper turn-in response \u0026amp; improved stability under load\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"700\" data-start=\"697\"\u003e\n\u003ch4 data-start=\"702\" data-end=\"717\"\u003e\n\u003cbr\u003eKey Features\u003c\/h4\u003e\n\u003cul data-start=\"718\" data-end=\"1041\"\u003e\n\u003cli data-start=\"718\" data-end=\"752\"\u003e\n\u003cp data-start=\"720\" data-end=\"752\"\u003e\u003cstrong\u003e33” 48-spline\u003c\/strong\u003e front sway bar\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"753\" data-end=\"807\"\u003e\n\u003cp data-start=\"755\" data-end=\"807\"\u003e\u003cstrong\u003eImproves cornering stability and steering response\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"808\" data-end=\"873\"\u003e\n\u003cp data-start=\"810\" data-end=\"873\"\u003eFor street and performance builds\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"919\" data-end=\"965\"\u003e\n\u003cp data-start=\"921\" data-end=\"965\"\u003eLaser-cut and broached \u003cstrong\u003esteel sway bar arms\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"966\" data-end=\"993\"\u003e\n\u003cp data-start=\"968\" data-end=\"993\"\u003eFabricated frame mount brackets\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"994\" data-end=\"1041\"\u003e\n\u003cp data-start=\"996\" data-end=\"1041\"\u003e\u003cstrong\u003eBillet end links\u003c\/strong\u003e with black anodized finish\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1043\" data-end=\"1046\"\u003e\n\u003ch4 data-start=\"1048\" data-end=\"1058\"\u003eFitment\u003c\/h4\u003e\n\u003cul data-start=\"1059\" data-end=\"1148\"\u003e\n\u003cli data-start=\"1059\" data-end=\"1097\"\u003e\n\u003cp data-start=\"1061\" data-end=\"1097\"\u003e\u003cstrong data-start=\"1061\" data-end=\"1097\"\u003e1973-1987 Chevy \u0026amp; GMC C10 Trucks\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1098\" data-end=\"1148\"\u003e\n\u003cp data-start=\"1100\" data-end=\"1148\"\u003eDesigned for stock or modified front suspensions\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1150\" data-end=\"1153\"\u003e\n\u003ch4 data-start=\"1155\" data-end=\"1173\"\u003eWhat’s Included\u003c\/h4\u003e\n\u003cul data-start=\"1174\" data-end=\"1423\"\u003e\n\u003cli data-start=\"1174\" data-end=\"1198\"\u003e\n\u003cp data-start=\"1176\" data-end=\"1198\"\u003e\u003cstrong\u003e(1)\u003c\/strong\u003e 33” 48 Spline Sway Bar\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1199\" data-end=\"1216\"\u003e\n\u003cp data-start=\"1201\" data-end=\"1216\"\u003e\u003cstrong\u003e(2) \u003c\/strong\u003eSway Bar Arms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1217\" data-end=\"1263\"\u003e\n\u003cp data-start=\"1219\" data-end=\"1263\"\u003e\u003cstrong\u003e(2)\u003c\/strong\u003e Billet Sway Bar End Links (Black Anodized)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1264\" data-end=\"1304\"\u003e\n\u003cp data-start=\"1266\" data-end=\"1304\"\u003e\u003cstrong\u003e(8)\u003c\/strong\u003e Stainless Steel Misalignment Spacers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1305\" data-end=\"1367\"\u003e\n\u003cp data-start=\"1307\" data-end=\"1367\"\u003e\u003cstrong\u003e(2)\u003c\/strong\u003e 1\/2\"-20 Left Hand Heim's Joints with Jam Nuts\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1305\" data-end=\"1367\"\u003e\n\u003cp data-start=\"1307\" data-end=\"1367\"\u003e\u003cstrong\u003e(2)\u003c\/strong\u003e 1\/2\"-20 Right Hand Heim's Joints with Jam Nuts\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1368\" data-end=\"1395\"\u003e\n\u003cp data-start=\"1370\" data-end=\"1395\"\u003e\u003cstrong\u003e(4) \u003c\/strong\u003eNylon Sway Bar Bushings\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1396\" data-end=\"1423\"\u003e\n\u003cp data-start=\"1398\" data-end=\"1423\"\u003e\u003cstrong\u003e(2) \u003c\/strong\u003eRetaining Rings \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1396\" data-end=\"1423\"\u003e\n\u003cp data-start=\"1398\" data-end=\"1423\"\u003e\u003cstrong\u003e(2)\u003c\/strong\u003e Sway Bar Bolt-On Brackets\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1396\" data-end=\"1423\"\u003e\n\u003cstrong\u003e(1)\u003c\/strong\u003e Hardware Bag \u0026amp; Instructions \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1425\" data-end=\"1428\"\u003e\n\u003ch4 data-start=\"1430\" data-end=\"1438\"\u003eNotes\u003c\/h4\u003e\n\u003cul data-start=\"1439\" data-end=\"1565\"\u003e\n\u003cli data-start=\"1439\" data-end=\"1472\"\u003e\n\u003cp data-start=\"1441\" data-end=\"1472\"\u003e100% Bolt-on to the frame \u003cstrong\u003ewith GSI Front Kit\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong data-end=\"1516\" data-start=\"1475\"\u003eWorks Without GSI Front Kit, includes weld-on tabs for LCA\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1150\" data-end=\"1153\"\u003e\n\u003ch4 data-start=\"1872\" data-end=\"1908\"\u003eCalifornia Proposition 65 Warning\u003c\/h4\u003e\n\u003cp data-start=\"1909\" data-end=\"1962\"\u003eCancer and Reproductive Harm –\u003cspan\u003e \u003c\/span\u003e\u003ca data-start=\"1940\" data-end=\"1962\" rel=\"noopener\" class=\"decorated-link\" href=\"http:\/\/www.p65warnings.ca.gov\/\"\u003ewww.p65warnings.ca.gov\u003c\/a\u003e\u003c\/p\u003e\n\u003chr data-end=\"979\" data-start=\"976\"\u003e\n\u003ch4 data-end=\"1962\" data-start=\"1909\"\u003eQuestions? Contact Us\u003c\/h4\u003e\n\u003cp data-end=\"1962\" data-start=\"1909\"\u003e\u003cspan\u003e(480) 940 1806 – \u003cstrong\u003eLocal\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e1 (877) 951-1890 – \u003cstrong\u003eToll Free\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"GSI Machine and Fabrication","offers":[{"title":"No. I have a GSI Front Kit or own a GSI Chassis.","offer_id":51782911721751,"sku":"130-7387-SB-1","price":750.0,"currency_code":"USD","in_stock":false},{"title":"Yes. I have stock control arms \u0026 need the tabs","offer_id":51782911754519,"sku":"130-7387-SB-2","price":750.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/8082\/2807\/files\/GSI_73-87_Chevy_GMC_Adjustable_Performance_Front_Sway_Bar_Kit.jpg?v=1770851563"},{"product_id":"73-87-coil-over-chassis","title":"73-87 Chevy \u0026 GMC C10 Coilover Outboard Chassis","description":"\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e73-87 Coilover Outboard Chassis - #CHASSIS7387-COIL-OUT\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe GSI \u003cstrong\u003e73-87 C10 Coilover Chassis\u003c\/strong\u003e is designed for builders who want a \u003cstrong\u003esportier, performance-driven setup with\u003c\/strong\u003e a significantly lowered stance, modern handling, and increased structural rigidity. This \u003cstrong\u003eRidetech coilover suspension is\u003c\/strong\u003e ideal for \u003cstrong\u003eautocross, pro-touring, and high-end street\/show builds\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eWhile it does not lay frame, this chassis sits aggressively low with predictable handling, a strong road feel, and consistent performance under hard driving. The rear suspension and notch system \u003cstrong\u003esupport aggressive lowering and wide wheel fitments up to\u003c\/strong\u003e \u003cstrong\u003e24” x 15”\u003c\/strong\u003e while maintaining suspension travel and drivability, making it ideal for show or track focused trucks.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003ePerformance \u0026amp; Low Stance\u003c\/h4\u003e\n\u003cp\u003eThis chassis uses an\u003cstrong\u003e outboard 4-link\u003c\/strong\u003e rear suspension, positioning the links farther apart for a broader load path and more controlled axle tracking during acceleration, braking, and cornering. Compared with our inboard 4-link option, this \u003cstrong\u003eperformance-oriented layout\u003c\/strong\u003e also leaves more open space through the center of the chassis for driveshaft and exhaust routing.\u003c\/p\u003e\n\u003cp\u003eEach chassis is hand-fabricated and fully welded by professional fabricators using \u003cstrong\u003eMIG and TIG welding\u003c\/strong\u003e methods. Main chassis rails and structural components are fabricated from \u003cstrong\u003eASTM A1011\u003c\/strong\u003e hot-rolled steel, selected for its strength, consistency, and weld quality. \u003cstrong\u003eOEM frames are laser scanned\u003c\/strong\u003e to ensure proper fitment.\u003c\/p\u003e\n\u003cp\u003eOptimized suspension geometry minimizes camber change through suspension travel, \u003cstrong\u003ereduces bump steer\u003c\/strong\u003e, and maintains stable alignment at ride height, which is critical for competitive driving and spirited street use.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIntegrated GSI Lower Control Arm Alignment Cams\u003c\/strong\u003e and the \u003cstrong\u003eGSI Tie Rod Adapter Kit \u003c\/strong\u003eallow for straightforward alignment adjustments while maintaining correct steering geometry.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eA Serious Foundation\u003c\/h4\u003e\n\u003cp\u003ePrimary chassis and suspension components arrive installed. Some components and optional add-ons may ship \u003cstrong\u003eboxed separately on the pallet\u003c\/strong\u003e, depending on configuration. The chassis provides a strong, accurate foundation ready to accept a body, drivetrain, wheels, plumbing, and finishing components—without fabrication guesswork.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eManufacturing \u0026amp; Construction\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eLaser-scanned OEM chassis data\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCNC laser-cut components\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCNC press brake forming\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFull in-house CNC machine shop\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eASTM A1011 \u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch4\u003eWhat’s Included\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eFront Ridetech Coilover Shocks \u0026amp; Springs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRear Ridetech Coilover Shocks \u0026amp; Springs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBoxed Sheet Metal Upper \u0026amp; Lower Control Arms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUpper \u0026amp; Lower Ball Joints\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eGSI Tie Rod Adapter Kit\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eChassis Stiffener\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAxle Housing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBillet Watt’s Links\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e4-Link Suspension\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRear Frame Notch \u0026amp; Bridge\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFrame Rails\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCarrier Bearing Mount\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMustang II Power Steering Rack \u003cem\u003e(Premium Flaming River rack upgrade available)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eEngine Perches \u003cem\u003e(LS engine mounts sold separately)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch4\u003eOptional Add-Ons Available\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eAxle Third Member\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAxle Package \u003cem\u003e(31 or 35 Spline)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAftermarket Brake Kits \u003cem\u003e(Wilwood or CPP)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBed Raise Kit\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" title=\"73-87 Fuel Tanks\" href=\"https:\/\/www.gsimfab.com\/collections\/1973-1987-fuel\" target=\"_blank\"\u003eFuel Tank (EFI\/Non-EFI)\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cem\u003e\u003c\/em\u003eMotor Mounts \u003cem\u003e(SBC \/ BBC \/ LS \/ LT4 \/ LT5) \u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cem\u003e\u003c\/em\u003eRack \u0026amp; Pinion Upgrade \u003cem\u003e(Flaming River)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSway Bar Front\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSway Bar Rear\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWheels \u0026amp; Tire Packages\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2 style=\"text-align: center;\"\u003e\u003ca title=\"Chassis Quote\" href=\"https:\/\/www.gsimfab.com\/pages\/request-chassis-quote\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cspan style=\"color: #dd0303;\"\u003eClick to Start Chassis Quote\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/h2\u003e\n\u003chr\u003e\n\u003ch4\u003eShipping\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eShips via freight on a reinforced, wrapped pallet\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eQuote Required\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch4\u003e\u003cstrong\u003eCalifornia Proposition 65 Warning\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eCancer and Reproductive Harm – \u003ca href=\"http:\/\/www.p65warnings.ca.gov\" class=\"decorated-link\" rel=\"noopener\"\u003ewww.p65warnings.ca.gov\u003cspan class=\"ms-0.5 inline-block align-middle leading-none\"\u003e\u003csvg class=\"block h-[0.75em] w-[0.75em] stroke-current stroke-[0.75]\" height=\"20\" width=\"20\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cuse fill=\"currentColor\" href=\"\/cdn\/assets\/sprites-core-d46pasyz.svg#304883\"\u003e\u003c\/use\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003e\u003cstrong\u003eQuestions? Contact Us\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003e(480) 940-1806 – Local\u003cbr\u003e1 (877) 951-1890 – Toll Free\u003c\/p\u003e","brand":"GSI Machine and Fabrication","offers":[{"title":"Default Title","offer_id":51806759190807,"sku":"CHASSIS7387-COIL-OUT","price":19500.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/8082\/2807\/files\/GSIMFAB73-87ChevyGMCC10CoiloverChassisFullTransparent.png?v=1784931022"},{"product_id":"73-87-chevy-gmc-c10-rear-frame-crossmember-bolt-on","title":"73-87 Chevy \u0026 GMC C10 Rear Frame Crossmember (Bolt-On)","description":"\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e73-87 Rear Frame Crossmember - # 130-8300\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eSquarebody trucks are built like tanks—until you cut them up to lay them low. If you've notched or backhalved your \u003cb\u003e1973–1987 C10\u003c\/b\u003e, you've likely removed the factory rear crossmember, leaving the tail end of your open C-channel frame free to twist, flex, and stress under load.\u003c\/p\u003e\n\u003cp\u003eThis heavy-duty, \u003cb\u003ebolt-in crossmember\u003c\/b\u003e is the ultimate chassis fix. It bridges the gap between your rear frame rails, \u003cb\u003eboxing the rear section\u003c\/b\u003e to easily handle modern drivetrain torque and aggressive aftermarket suspension setups.\u003c\/p\u003e\n\u003cp\u003eForget trying to hold heavy steel in place while guessing at alignment. Our design utilizes innovative \u003cb\u003einternal sliding sleeves\u003c\/b\u003e that slide right inside the frame channels. They act as a built-in alignment jig, squaring up the chassis perfectly and creating a bulletproof, double-walled connection once bolted down.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eKey Features \u0026amp; Benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eDesigned specifically for \u003cstrong\u003e1973-1987 C10 frames\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eReclaims structural integrity\u003c\/strong\u003e lost during aggressive drops and C-notch installs.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eEnd to \u003cb\u003eC-channel frame flex\u003c\/b\u003e, bed misalignment, and long-term \u003cstrong\u003emetal fatigue.\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBolt-in \u003c\/strong\u003edesign with internal frame\u003cstrong\u003e inlays for added support\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eDesign \u0026amp; Construction\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eASTM A1011\u003c\/strong\u003e hot-rolled steel \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePrecision-cut for consistent fitment\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eInternal \u003cstrong\u003eframe inlays slide into the frame rails\u003c\/strong\u003e for added strength\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eDimensions \u0026amp; Specs\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e 18 lbs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOverall Length:\u003c\/strong\u003e 32.5 inches\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFrame Rail Inlays:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eHeight: 4.25 inches\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDepth: 2.5 inches\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCrossmember Face:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eHeight: 4.5 inches\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDepth: 2.75 inches\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eVehicle Fitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e1973-1987 Chevy \u0026amp; GMC C10 Trucks\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eInstallation Notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eInlays slide into frame rails for alignment \u0026amp; strength. \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOn rare occasions,\u003c\/strong\u003e since the stock frame rails have nothing supporting the rear, they tend to bow in over time, narrowing close to an inch; this will require spreading the frame rails via porta power or another accessible tool.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWelding not required\u003c\/strong\u003e \u003cem\u003e(can be welded after bolting if desired)\u003c\/em\u003e\u003cem\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch4\u003eWhat’s Included\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli dir=\"ltr\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003e\u003cstrong\u003e(1)\u003c\/strong\u003e Rear Frame Crossmember with Logo\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003e\u003cstrong\u003e(2)\u003c\/strong\u003e 3\/8 x 1.25\" Bolts\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003e\u003cstrong\u003e(2)\u003c\/strong\u003e 1\/2 x 1.25\" Bolts\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003e\u003cstrong\u003e(4)\u003c\/strong\u003e 3\/8 Washers\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003e\u003cstrong\u003e(4)\u003c\/strong\u003e 1\/2 Washers\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\"\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003e\u003cstrong\u003e(2)\u003c\/strong\u003e 3\/8 Nylock Nuts\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch4\u003eCalifornia Proposition 65 Warning\u003c\/h4\u003e\n\u003cp\u003eCancer and Reproductive Harm – \u003ca rel=\"noopener\" class=\"decorated-link\" href=\"http:\/\/www.p65warnings.ca.gov\"\u003ewww.p65warnings.ca.gov\u003c\/a\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eQuestions? Contact Us\u003c\/h4\u003e\n\u003cp\u003e\u003cspan\u003e(480) 940 1806 – \u003cstrong\u003eLocal\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e1 (877) 951-1890 – \u003cstrong\u003eToll Free\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"GSI Machine and Fabrication","offers":[{"title":"Default Title","offer_id":53471168626967,"sku":"130-8300-RFCM","price":125.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/8082\/2807\/files\/not_perm.png?v=1780513578"},{"product_id":"73-87-chevy-gmc-c10-coilover-inboard-chassis","title":"73-87 Chevy \u0026 GMC C10 Coilover Inboard Chassis","description":"\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e73-87 Coilover Inboard Chassis - #CHASSIS7387-COIL-IN\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe GSI \u003cstrong\u003e73-87 C10 Coilover Chassis\u003c\/strong\u003e is designed for builders who want a \u003cstrong\u003esportier, performance-driven setup with\u003c\/strong\u003e a significantly lowered stance, modern handling, and increased structural rigidity. This \u003cstrong\u003eRidetech coilover suspension is\u003c\/strong\u003e ideal for \u003cstrong\u003eautocross, pro-touring, and high-end street\/show builds\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eWhile it does not lay frame, this chassis sits aggressively low with predictable handling, a strong road feel, and consistent performance under hard driving. The rear suspension and notch system \u003cstrong\u003esupport aggressive lowering and wide wheel fitments up to\u003c\/strong\u003e \u003cstrong\u003e24” x 15”\u003c\/strong\u003e while maintaining suspension travel and drivability, making it ideal for show or track focused trucks.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003ePerformance \u0026amp; Low Stance\u003c\/h4\u003e\n\u003cp\u003eThis chassis uses an\u003cstrong\u003e inboard 4-link\u003c\/strong\u003e rear suspension, positioning the links closer to the center of the chassis to create additional clearance around the rear wheels and tires. Compared with our outboard 4-link option, this layout prioritizes \u003cstrong\u003emaximum wheel \u0026amp; tire clearance\u003c\/strong\u003e, making it ideal for deep-tubbed builds running wide rear wheels while retaining predictable axle control and coilover performance.\u003c\/p\u003e\n\u003cp\u003eEach chassis is hand-fabricated and fully welded by professional fabricators using \u003cstrong\u003eMIG \u0026amp; TIG welding\u003c\/strong\u003e methods. Main chassis rails and structural components are fabricated from \u003cstrong\u003eASTM A1011\u003c\/strong\u003e hot-rolled steel, selected for its strength, consistency, and weld quality. \u003cstrong\u003eOEM frames are laser scanned\u003c\/strong\u003e to ensure proper fitment.\u003c\/p\u003e\n\u003cp\u003eOptimized suspension geometry minimizes camber change through suspension travel, \u003cstrong\u003ereduces bump steer\u003c\/strong\u003e, and maintains stable alignment at ride height, which is critical for competitive driving and spirited street use.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIntegrated GSI Lower Control Arm Alignment Cams\u003c\/strong\u003e and the \u003cstrong\u003eGSI Tie Rod Adapter Kit \u003c\/strong\u003eallow for straightforward alignment adjustments while maintaining correct steering geometry.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eA Serious Foundation\u003c\/h4\u003e\n\u003cp\u003ePrimary chassis and suspension components arrive installed. Some components and optional add-ons may ship \u003cstrong\u003eboxed separately on the pallet\u003c\/strong\u003e, depending on configuration. The chassis provides a strong, accurate foundation ready to accept a body, drivetrain, wheels, plumbing, and finishing components—without fabrication guesswork.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eManufacturing \u0026amp; Construction\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eLaser-scanned OEM chassis data\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCNC laser-cut components\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCNC press brake forming\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFull in-house CNC machine shop\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eASTM A1011 \u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch4\u003eWhat’s Included\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eFront Ridetech Coilover Shocks \u0026amp; Springs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRear Ridetech Coilover Shocks \u0026amp; Springs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBoxed Sheet Metal Upper \u0026amp; Lower Control Arms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUpper \u0026amp; Lower Ball Joints\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eGSI Tie Rod Adapter Kit\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eChassis Stiffener\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAxle Housing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBillet Watt’s Link\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e4-Link Suspension\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRear Frame Notch \u0026amp; Bridge\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFrame Rails\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCarrier Bearing Mount\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMustang II Power Steering Rack \u003cem\u003e(Premium Flaming River rack upgrade available)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSmall Block Chevy Engine Mounts \u003cem\u003e(LS engine mounts sold separately)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch4\u003eOptional Add-Ons Available\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eAxle Third Member\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAxle Package \u003cem\u003e(31 or 35 Spline)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAftermarket Brake Kits \u003cem\u003e(Wilwood or CPP)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBed Raise Kit\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" title=\"73-87 Fuel Tanks\" href=\"https:\/\/www.gsimfab.com\/collections\/1973-1987-fuel\" target=\"_blank\"\u003eFuel Tank \u003cem\u003e(EFI\/Non-EFI)\u003c\/em\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cem\u003e\u003c\/em\u003eMotor Mounts \u003cem\u003e(SBC \/ BBC \/ LS \/ LT4 \/ LT5) \u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cem\u003e\u003c\/em\u003eRack \u0026amp; Pinion Upgrade \u003cem\u003e(Flaming River)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSway Bar Front\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSway Bar Rear\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWheels \u0026amp; Tire Packages\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2 style=\"text-align: center;\"\u003e\u003ca title=\"Chassis Quote\" href=\"https:\/\/www.gsimfab.com\/pages\/request-chassis-quote\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cspan style=\"color: #dd0303;\"\u003eClick to Start Chassis Quote\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/h2\u003e\n\u003chr\u003e\n\u003ch4\u003eShipping\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eShips via freight on a reinforced, wrapped pallet\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eQuote required\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch4\u003e\u003cstrong\u003eCalifornia Proposition 65 Warning\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eCancer and Reproductive Harm – \u003ca href=\"http:\/\/www.p65warnings.ca.gov\" class=\"decorated-link\" rel=\"noopener\"\u003ewww.p65warnings.ca.gov\u003cspan class=\"ms-0.5 inline-block align-middle leading-none\"\u003e\u003csvg class=\"block h-[0.75em] w-[0.75em] stroke-current stroke-[0.75]\" height=\"20\" width=\"20\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cuse fill=\"currentColor\" href=\"\/cdn\/assets\/sprites-core-d46pasyz.svg#304883\"\u003e\u003c\/use\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003e\u003cstrong\u003eQuestions? Contact Us\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003e(480) 940-1806 – Local\u003cbr\u003e1 (877) 951-1890 – Toll Free\u003c\/p\u003e","brand":"GSI Machine and Fabrication","offers":[{"title":"Default Title","offer_id":54616679547159,"sku":"CHASSIS7387-COIL-IN","price":19500.0,"currency_code":"USD","in_stock":true}]}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/8082\/2807\/collections\/20200324_GSI_PARTS0105.jpg?v=1750710669","url":"https:\/\/www.gsimfab.com\/collections\/1973-1987-suspension.oembed?page=2","provider":"GSI Machine and Fabrication","version":"1.0","type":"link"}