{"product_id":"eibach-ers-10-00-in-length-x-2-50-in-id-coil-over-spring","title":"Eibach ERS 10.00 in. Length x 2.50 in. ID Coil-Over Spring","description":"\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003e1000.250.0225S\u003c\/span\u003e   |   \u003cstrong\u003eUPC:\u003c\/strong\u003e 803050289049\u003c\/p\u003e\n\n\u003ch4\u003e\u003cstrong\u003eEibach ERS 10.00 in. Length x 2.50 in. ID Coil-Over Spring 225 lb\/in\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThe Eibach ERS 10.00 in. Length x 2.50 in. ID Coil-Over Spring (MPN 1000.250.0225S) delivers consistent performance for coilover suspension systems in drag racing, road course, and street applications. Designed to fit standard 2.5-inch ID coilover shock bodies, this spring provides balanced response and control under high loads. Its 225 lb\/in rate allows fine-tuned setup for specific track or road demands.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpring Rate:\u003c\/strong\u003e 225 lb\/in enables exact ride height and handling adjustments for competition or daily driving.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 10.00 in. free length x 2.50 in. inside diameter matches common coilover designs for direct replacement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-tensile chrome-silicon steel alloy withstands repeated high-stress cycles without deformation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturing Process:\u003c\/strong\u003e Shot-peened, heat-treated, and preset to maintain shape and deliver reliable rate retention over time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Silver epoxy powder coat protects against rust and chemicals in motorsport environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eInspect coilover perch and retainers for compatibility with 2.50 in. ID prior to installation.\u003c\/li\u003e\n\u003cli\u003eUse rate-matched springs on both sides for even load distribution and stability.\u003c\/li\u003e\n\u003cli\u003eStore in dry conditions to preserve coating integrity.\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\u003eSquare and ground ends ensure flush seating on perch; torque hardware to manufacturer specs.\u003c\/li\u003e\n\u003cli\u003eCompatible with major aftermarket coilover brands like QA1, Penske, and Bilstein bodies.\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\u003eVarious\u003c\/td\u003e\n\u003ctd\u003eCoilover Equipped\u003c\/td\u003e\n\u003ctd\u003eDrag\/Street\/Road Race\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUniversal\u003c\/td\u003e\n\u003ctd\u003eVarious\u003c\/td\u003e\n\u003ctd\u003eCustom Builds\u003c\/td\u003e\n\u003ctd\u003e2.5\" ID Shocks\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\u003eSelected by factory teams in NHRA, Formula Drift, and endurance racing.\u003c\/li\u003e\n\u003cli\u003eConsistent rates tested to 1 million cycles for dependable results.\u003c\/li\u003e\n\u003cli\u003eGerman engineering focuses on exact tolerances and load predictability.\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 Will this spring fit my coilover setup?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Fits most 2.50 in. ID coilover shocks from QA1, AFCO, Ridetech, and similar; confirm body diameter and perch design.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What material and treatments are applied?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Chrome-silicon steel, shot-peened for surface strength, preset to eliminate initial sag, with silver powder coat for protection.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What warranty coverage applies?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Eibach Pro-Street warranty against manufacturing defects; register product for full terms on eibach.com.\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\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 Cardboard tube protector, 11 in. L x 3 in. W x 3 in. H\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 5 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Eibach","offers":[{"title":"Default Title","offer_id":40610794078287,"sku":"EIB1000.250.0225S","price":72.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/eibach-ers-10_00-in_-length-x-2_50-in_-id-coil-over-spring-eibach.jpg?v=1766041567","url":"https:\/\/www.blackopsautoworks.com\/products\/eibach-ers-10-00-in-length-x-2-50-in-id-coil-over-spring","provider":"Black Ops Auto Works","version":"1.0","type":"link"}