{"product_id":"eibach-ers-12-00-in-length-x-3-00-in-id-coil-over-spring-6","title":"Eibach ERS 12.00 in. Length x 3.00 in. ID Coil-Over Spring","description":"\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003e1200.300.0250S\u003c\/span\u003e   |   \u003cstrong\u003eUPC:\u003c\/strong\u003e 803050288370\u003c\/p\u003e\n\n\u003ch4\u003e\u003cstrong\u003eEibach ERS 12.00 in. Length x 3.00 in. ID Coil-Over Spring - Universal Fit\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eEnhance your suspension setup with the Eibach ERS coil-over spring, featuring 12.00-inch free height, 3.00-inch inside diameter, and 250 lb\/in rate. This universal spring fits most coil-over shocks in drag racing, road racing, autocross, and street performance applications. It provides reliable rate consistency and improved cornering response under high loads.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpring Rate:\u003c\/strong\u003e 250 lb\/in delivers exact damping control for tuned ride height and chassis balance in competition setups.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Ultra-high tensile chrome silicon steel alloy withstands extreme racing stresses with minimal sag over time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProcessing:\u003c\/strong\u003e Shot-peened, dual-tempered at 496°F, and stress-relieved for long-lasting performance and fatigue resistance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDims \u0026amp; Ends:\u003c\/strong\u003e 12.00 in. free height, 3.00 in. ID, 3.95 in. OD approx., squared and ground ends ensure secure perch seating.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Silver shot-peened surface resists corrosion and maintains rate precision in harsh track environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eSold individually; pair with matching rates for front\/rear setups.\u003c\/li\u003e\n\u003cli\u003eInspect regularly for wear; clean with mild soap to preserve finish.\u003c\/li\u003e\n\u003cli\u003eStandard ground shipping; secure packaging prevents deformation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eProfessional installation recommended.\u003c\/li\u003e\n\u003cli\u003eMatch shock body diameter to 3.00 in. ID; use adjustable perches for height tuning.\u003c\/li\u003e\n\u003cli\u003eCompatible with standard coil-over hardware like bearings, hats, and collars.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eThis Part Fits\u003c\/h4\u003e\n\u003ctable 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\u003eSubmodel\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eUniversal\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003ctd\u003eCoil-Over Shock Applications\u003c\/td\u003e\n\u003ctd\u003eDrag Racing, Road Race, Autocross\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUniversal\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003ctd\u003eQA1, Bilstein, Fox Coilovers\u003c\/td\u003e\n\u003ctd\u003e3in ID Compatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch4\u003eWhy Choose Eibach?\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eProven in championships across drag, oval, and road racing series.\u003c\/li\u003e\n\u003cli\u003ePrecision-wound springs retain rate through thousands of cycles.\u003c\/li\u003e\n\u003cli\u003eEngineered with racing teams for real-world track demands.\u003c\/li\u003e\n\u003c\/ul\u003e\n\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 Does this spring fit specific coil-over brands?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Yes, designed for universal use with 3.00 in. ID coilovers from QA1, Bilstein, Penske, Fox, and similar shocks in racing setups.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What material and finish are used?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e High-tensile chrome silicon steel, shot-peened with silver finish for corrosion resistance and consistent performance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What is the warranty coverage?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Eibach offers a limited lifetime warranty against manufacturing defects when installed and used properly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eShipping \u0026amp; Handling\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMethod:\u003c\/strong\u003e Standard ground shipping\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 Protective cardboard tube, 13 x 4 x 4 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 5.00 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Eibach","offers":[{"title":"Default Title","offer_id":39715166191695,"sku":"EIB1200.300.0250S","price":109.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/eibach-ers-12_00-in_-length-x-3_00-in_-id-coil-over-spring-eibach.jpg?v=1766039702","url":"https:\/\/www.blackopsautoworks.com\/products\/eibach-ers-12-00-in-length-x-3-00-in-id-coil-over-spring-6","provider":"Black Ops Auto Works","version":"1.0","type":"link"}