{"product_id":"eibach-ers-coilover-spring-2-50in-i-d","title":"Eibach ERS Coilover Spring - 2.50in I.D.","description":"\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003e1600.250.0225S\u003c\/span\u003e   |   \u003cstrong\u003eUPC:\u003c\/strong\u003e 803050497420\u003c\/p\u003e\n\n\u003ch4\u003e\u003cstrong\u003eEibach ERS Silver Coilover Spring - 2.50\" I.D. x 2.25\" Height, 225 lb\/in - Universal Fit\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eEibach ERS Silver Coilover Springs deliver reliable performance for custom coilover assemblies on race cars, dragsters, and street performance vehicles. This 2.50\" inner diameter spring with 2.25\" free height and 225 lb\/in rate provides consistent damping control and responsive handling. Engineered for high-stress motorsport use, it maintains shape under repeated loads.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e2.50\" Inner Diameter:\u003c\/strong\u003e Ensures direct compatibility with standard coilover perches and retainers on most aftermarket shock bodies.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e225 lb\/in Spring Rate:\u003c\/strong\u003e Delivers firm ride for autocross, road racing, and lowered street setups with balanced load distribution.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2.25\" Free Height, 3.50\" Outer Diameter:\u003c\/strong\u003e Compact design allows low vehicle stance while fitting tight strut towers and assemblies.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSilver Powder Coat Finish:\u003c\/strong\u003e Resists corrosion and chipping for long-term durability in wet or track environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChrome Silicon Steel Construction:\u003c\/strong\u003e Shot-peened for stress relief, offering high fatigue resistance and consistent rates over thousands of cycles.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned for linear rate progression in racing applications; pair with matching rate springs for dual-spring setups.\u003c\/li\u003e\n\u003cli\u003eInspect for proper seating during assembly to avoid slippage under load.\u003c\/li\u003e\n\u003cli\u003eSpecial order item; allow 3-5 business days for processing if not in stock.\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\u003eVerify shock body outer diameter exceeds 2.50\" and perch spacing matches 2.25\" height.\u003c\/li\u003e\n\u003cli\u003eCompatible with most adjustable coilover hardware; use OEM-style or aluminum perches for secure mounting.\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\u003eAll\u003c\/td\u003e\n\u003ctd\u003eCustom Coilover Builds\u003c\/td\u003e\n\u003ctd\u003eRace\/Drag\/Street\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUniversal\u003c\/td\u003e\n\u003ctd\u003eAll\u003c\/td\u003e\n\u003ctd\u003eBC Racing Coilovers\u003c\/td\u003e\n\u003ctd\u003eCompatible Sizes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUniversal\u003c\/td\u003e\n\u003ctd\u003eAll\u003c\/td\u003e\n\u003ctd\u003eFortune Auto Coilovers\u003c\/td\u003e\n\u003ctd\u003eCompatible Sizes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUniversal\u003c\/td\u003e\n\u003ctd\u003eAll\u003c\/td\u003e\n\u003ctd\u003eCustom Dragster Chassis\u003c\/td\u003e\n\u003ctd\u003e2.5\" ID Applications\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\u003eTrusted by professional race teams for consistent spring performance worldwide.\u003c\/li\u003e\n\u003cli\u003eManufactured with tight tolerances for repeatable handling results.\u003c\/li\u003e\n\u003cli\u003eBacked by decades of suspension engineering expertise in motorsports.\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 coilover brands?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Yes, the 2.50\" ID fits BC Racing, Tein, Fortune Auto, and other coilovers designed for Eibach ERS sizes; confirm perch dimensions before purchase.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What material is used and how does it perform?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Premium chrome silicon steel with shot-peening and silver powder coat provides excellent fatigue life and corrosion protection for track use.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What is the warranty and install process?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Eibach offers a limited lifetime warranty against defects; install requires compressing the spring safely and aligning with shock threads.\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 UPS Ground or FedEx 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 Protective cardboard box, 4\" x 4\" x 4\" dimensions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.8 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Eibach","offers":[{"title":"Default Title","offer_id":41006709997647,"sku":"EIB1600.250.0225S","price":76.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/products\/eibach-ers-coilover-spring-2_50in-i_d_-eibach.jpg?v=1766042055","url":"https:\/\/www.blackopsautoworks.com\/products\/eibach-ers-coilover-spring-2-50in-i-d","provider":"Black Ops Auto Works","version":"1.0","type":"link"}