{"product_id":"umi-performance-70-81-gm-f-body-rear-2in-leaf-springs-shackle-kit-poly","title":"UMI Performance 70-81 GM F-Body Rear 2in Leaf Springs Shackle Kit - Poly","description":"\u003ch4\u003eDrop your F-Body 2 inches with a complete US Steel leaf spring and poly shackle combo\u003c\/h4\u003e\n\u003cp\u003eThe UMI Performance 262025 rear leaf spring and poly shackle kit lowers a 1970-1981 GM F-Body an average of 2 to 2-1\/2 inches below stock ride height. UMI262025 pairs a set of multi-leaf, US Steel lowering springs with UMI's laser cut poly shackle kit, so the whole rear ride height and bushing package installs in one job. The springs bolt directly into the stock mounting locations with no drilling or cutting, and the front rubber bushing arrives pre-installed for a faster install.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eUMI262025 lowers the rear of the car an average of 2 to 2-1\/2 inches below stock height.\u003c\/li\u003e\n\u003cli\u003eHigh quality US Steel, multi-leaf spring construction for a firm, predictable ride.\u003c\/li\u003e\n\u003cli\u003eLaser cut poly shackle kit replaces the factory rubber bushing and shackle assembly.\u003c\/li\u003e\n\u003cli\u003eDirect bolt-in installation at the factory spring mounting points.\u003c\/li\u003e\n\u003cli\u003eFront rubber bushing is pre-installed on the spring for convenience.\u003c\/li\u003e\n\u003cli\u003e100 percent Made In USA construction.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eFitment\u003c\/h4\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eYear Range\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e1970-1981\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eCamaro\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1970-1981\u003c\/td\u003e\n\u003ctd\u003ePontiac\u003c\/td\u003e\n\u003ctd\u003eFirebird\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003eSpecifications\u003c\/h4\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSKU\u003c\/td\u003e\n\u003ctd\u003e262025\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eUMI Performance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePosition\u003c\/td\u003e\n\u003ctd\u003eRear\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKit Contents\u003c\/td\u003e\n\u003ctd\u003eMulti-leaf lowering springs (pair) and poly shackle kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDrop Height\u003c\/td\u003e\n\u003ctd\u003eAverage 2 to 2-1\/2 inches below stock\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpring Material\u003c\/td\u003e\n\u003ctd\u003eUS Steel, multi-leaf construction\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBushing Type\u003c\/td\u003e\n\u003ctd\u003ePolyurethane rear shackle bushings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation\u003c\/td\u003e\n\u003ctd\u003eDirect bolt-in, no modification required\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Manufacture\u003c\/td\u003e\n\u003ctd\u003eMade in the USA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUPC\u003c\/td\u003e\n\u003ctd\u003eNot published\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003eWhat's Included\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003ePair of multi-leaf US Steel lowering springs with front bushing pre-installed\u003c\/li\u003e\n\u003cli\u003eLaser cut poly shackle kit with polyurethane bushings\u003c\/li\u003e\n\u003cli\u003eAll mounting hardware\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eAbout UMI Performance\u003c\/h4\u003e\n\u003cp\u003eUMI Performance designs, tests, and manufactures suspension components in Philipsburg, Pennsylvania, using North American steel and in-house laser cutting and welding. UMI develops its leaf spring and shackle kits specifically for GM F-Body applications.\u003c\/p\u003e\n\u003ch4\u003eRelated Parts\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/suspension\"\u003eShop more rear suspension and lowering components\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eFrequently Asked Questions\u003c\/h4\u003e\n\u003cstrong\u003eWhat is the 262025?\u003c\/strong\u003e\n\u003cp\u003eThe 262025 is a UMI Performance combo kit that pairs multi-leaf US Steel lowering springs with a laser cut poly shackle kit for the 1970-1981 GM F-Body, lowering the rear an average of 2 to 2-1\/2 inches.\u003c\/p\u003e\n\u003cstrong\u003eDoes the 262025 require any drilling or cutting to install?\u003c\/strong\u003e\n\u003cp\u003eNo. The springs and shackle kit bolt directly into the factory mounting locations with no modification required.\u003c\/p\u003e\n\u003cstrong\u003eIs the front bushing included on the spring?\u003c\/strong\u003e\n\u003cp\u003eYes, the front rubber bushing arrives pre-installed on the leaf spring for a faster installation.\u003c\/p\u003e\n\u003cstrong\u003eWhat type of bushing does the shackle kit use?\u003c\/strong\u003e\n\u003cp\u003eThe shackle kit uses polyurethane bushings in a laser cut shackle assembly, replacing the factory rubber bushing setup.\u003c\/p\u003e\n\u003cstrong\u003eHow much does the 262025 lower the rear of the car?\u003c\/strong\u003e\n\u003cp\u003eUMI states an average drop of 2 to 2-1\/2 inches below stock ride height once installed.\u003c\/p\u003e\n\u003cstrong\u003eIs this kit suitable for daily driving?\u003c\/strong\u003e\n\u003cp\u003eYes. The multi-leaf spring design is intended to give a firm yet street driveable ride while providing the lowered stance.\u003c\/p\u003e\n\u003cstrong\u003eWhere is this kit manufactured?\u003c\/strong\u003e\n\u003cp\u003eUMI Performance manufactures this kit in Philipsburg, Pennsylvania, using US Steel.\u003c\/p\u003e\n\u003ch4\u003eInstall Instructions\u003c\/h4\u003e\n\u003col\u003e\n\u003cli\u003eSupport the vehicle safely on jack stands and allow the rear axle to hang freely.\u003c\/li\u003e\n\u003cli\u003eRemove the factory rear leaf springs, shackles, and bushings from both sides.\u003c\/li\u003e\n\u003cli\u003eInstall the new front spring eye into the factory front mount using the pre-installed bushing.\u003c\/li\u003e\n\u003cli\u003ePosition the rear spring eye and install the new poly shackle kit at the factory rear mount.\u003c\/li\u003e\n\u003cli\u003eTorque all shackle and mounting hardware to the vehicle manufacturer's specification.\u003c\/li\u003e\n\u003cli\u003eRepeat on the opposite side, then lower the vehicle and verify ride height.\u003c\/li\u003e\n\u003c\/ol\u003e\n","brand":"UMI Performance","offers":[{"title":"Default Title","offer_id":46355112919119,"sku":"UMI262025","price":524.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/img0_final_6cb00eab-d620-4b37-b84d-cc0a12ebfb89.jpg?v=1786031189","url":"https:\/\/www.blackopsautoworks.com\/products\/umi-performance-70-81-gm-f-body-rear-2in-leaf-springs-shackle-kit-poly","provider":"Black Ops Auto Works","version":"1.0","type":"link"}