{"product_id":"qa1-78-96-gm-b-body-pro-rear-coil-over-system-single-adj-12in-x-300lbs-in-aluminum","title":"QA1 78-96 GM B-Body Pro Rear Coil-Over System - Single Adj. - 12in x 300lbs\/in - Aluminum","description":"\u003cdiv\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003eRCK52385\u003c\/span\u003e   |   \u003cstrong\u003eUPC:\u003c\/strong\u003e 806990147448\u003c\/div\u003e\n\u003cdiv\u003e\u003c\/div\u003e\n\u003ch4\u003e\u003cstrong\u003eQA1 78-96 GM B-Body Pro Rear Coil-Over System - Single Adjustable - 12\" x 300 lb\/in - Aluminum\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThe \u003cstrong\u003eQA1 RCK52385\u003c\/strong\u003e Pro Rear Coil-Over Conversion System is the ultimate bolt-in upgrade for your 1978-1996 GM B-Body (Caprice, Impala, etc.). This complete system replaces the factory leaf springs with modern single-adjustable aluminum coil-overs featuring 300 lb\/in springs, delivering 2.5\" to 5.5\" of adjustable rear drop, vastly improved ride quality, and superior handling. The single-adjustable shocks offer 18 positions of simultaneous rebound and compression adjustment, while the fully threaded body allows precise ride height tuning for the perfect stance or weight balance. Lightweight high-travel springs and precision-machined aluminum components reduce unsprung weight and provide consistent performance from street cruising to weekend track days.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eSingle Adjustable Shocks: 18 positions of simultaneous rebound \u0026amp; compression adjustment\u003c\/li\u003e\n\u003cli\u003e300 lb\/in High-Travel Springs: Medium rate optimized for most street and performance B-Body builds\u003c\/li\u003e\n\u003cli\u003e12\" Spring Length: Ideal for lowered applications with excellent travel\u003c\/li\u003e\n\u003cli\u003eFully Threaded Aluminum Body: Easy ride height adjustment from 2.5\" to 5.5\" drop\u003c\/li\u003e\n\u003cli\u003eBolt-In Design: Direct replacement for factory leaf springs no cutting or welding\u003c\/li\u003e\n\u003cli\u003eLightweight \u0026amp; Durable: Reduces unsprung weight while maintaining strength\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eSpecifications\u003c\/h4\u003e\n\u003ctable width=\"100%\" cellspacing=\"0\" cellpadding=\"8\" border=\"1\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003eRCK52385\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\u003eShock Type\u003c\/td\u003e\n\u003ctd\u003eSingle Adjustable Aluminum Coil-Over\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpring Rate\u003c\/td\u003e\n\u003ctd\u003e300 lb\/in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpring Length\u003c\/td\u003e\n\u003ctd\u003e12\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDrop Range\u003c\/td\u003e\n\u003ctd\u003e2.5\" - 5.5\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003e1978-1996 GM B-Body (Chevrolet Caprice, Impala, Buick, Oldsmobile, Pontiac)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation\u003c\/td\u003e\n\u003ctd\u003eBolt-On Coil-Over Conversion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUnited States\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003eLimited Lifetime (QA1)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Weight\u003c\/td\u003e\n\u003ctd\u003eApprox. 55-65 lbs\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 QA1 Single Adjustable Aluminum Rear Coil-Over Shocks\u003c\/li\u003e\n\u003cli\u003ePair of 12\" x 300 lb\/in High-Travel Springs\u003c\/li\u003e\n\u003cli\u003eSpecially Designed USA-Made Mounting Brackets\u003c\/li\u003e\n\u003cli\u003eAll Necessary Hardware \u0026amp; U-Bolts\u003c\/li\u003e\n\u003cli\u003eDetailed Installation Instructions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned for 1978-1996 GM B-Body vehicles (Caprice, Impala, etc.)\u003c\/li\u003e\n\u003cli\u003eLater model B-Bodies tend to weigh more contact QA1 tech for spring rate questions\u003c\/li\u003e\n\u003cli\u003eProfessional installation and rear alignment recommended\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eEstimated time: 6-10 hours, moderate to advanced difficulty\u003c\/li\u003e\n\u003cli\u003eBolt-on conversion removes factory leaf springs and installs coil-overs\u003c\/li\u003e\n\u003cli\u003eFull rear alignment and driveline angle check required after installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eThis Part Fits\u003c\/h4\u003e\n\u003ctable cellspacing=\"0\" cellpadding=\"8\" border=\"1\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eYear\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e1978 to 1996\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eCaprice \/ Impala\u003c\/td\u003e\n\u003ctd\u003eAll B-Body Configurations (Sedan, Wagon)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1978 to 1996\u003c\/td\u003e\n\u003ctd\u003eBuick\u003c\/td\u003e\n\u003ctd\u003eLeSabre \/ Roadmaster\u003c\/td\u003e\n\u003ctd\u003eB-Body Models\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1978 to 1996\u003c\/td\u003e\n\u003ctd\u003eOldsmobile\u003c\/td\u003e\n\u003ctd\u003eDelta 88 \/ Ninety-Eight\u003c\/td\u003e\n\u003ctd\u003eB-Body Models\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1978 to 1996\u003c\/td\u003e\n\u003ctd\u003ePontiac\u003c\/td\u003e\n\u003ctd\u003eBonneville \/ Parisienne\u003c\/td\u003e\n\u003ctd\u003eB-Body Models\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003eWhy Choose QA1 Rear Coil-Over Conversion System?\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eModern coil-over performance with classic B-Body styling and stance\u003c\/li\u003e\n\u003cli\u003eFull adjustability for the perfect ride height and handling balance\u003c\/li\u003e\n\u003cli\u003ePremium QA1 quality with lifetime warranty confidence\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Will this kit fit my 1995 Chevrolet Caprice? \u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, RCK52385 is a direct fit for all 1978-1996 GM B-Body vehicles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What spring rate is included? \u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e 300 lb\/in medium rate ideal for most street-driven B-Bodies.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Is an alignment required? \u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, a full rear alignment is required after installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What is the warranty? \u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Covered by QA1’s limited lifetime warranty.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eShipping \u0026amp; Handling\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMethod:\u003c\/strong\u003e UPS \/ FedEx Ground (Oversize)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailability:\u003c\/strong\u003e In stock ships same or next business day\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e Secure protective packaging\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e Approx. 55-65 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"QA1","offers":[{"title":"Default Title","offer_id":44520916844623,"sku":"QAPRCK52385","price":886.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/qa1-rck52385-coilover-kit.jpg?v=1772153248","url":"https:\/\/www.blackopsautoworks.com\/products\/qa1-78-96-gm-b-body-pro-rear-coil-over-system-single-adj-12in-x-300lbs-in-aluminum","provider":"Black Ops Auto Works","version":"1.0","type":"link"}