{"product_id":"eibach-ers-20-00-in-length-x-3-75-in-id-coil-over-spring","title":"Eibach ERS 20.00 in. Length x 3.75 in. ID Coil-Over Spring","description":"\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003e2000.375.0300S\u003c\/span\u003e   |   \u003cstrong\u003eUPC:\u003c\/strong\u003e 803050346049\u003c\/p\u003e\n\n\u003ch4\u003e\u003cstrong\u003eEibach ERS 20.00 in. Length x 3.75 in. ID Coil-Over Spring - 300 lb\/in Rate\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThe Eibach ERS 20.00 in. Length x 3.75 in. ID Coil-Over Spring (MPN 2000.375.0300S) suits custom coil-over assemblies on race cars, drift builds, and performance street vehicles. Its 300 lb\/in linear rate ensures responsive handling and stability under load. Built for endurance in demanding conditions, this spring maintains shape through repeated cycles.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpring Rate:\u003c\/strong\u003e 300 lb\/in provides firm response for track driving and cornering control without harshness on street surfaces\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFree Length:\u003c\/strong\u003e 20.00 inches fits extended coil-over setups for adjustable ride height and damping\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInner Diameter:\u003c\/strong\u003e 3.75 inches slides easily over common shock bodies from QA1, Penske, and Ohlins\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-tensile chrome-silicon steel alloy resists fatigue for 100,000+ cycles of high-stress use\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Shot-peened, heat-treated, and epoxy powder coated to prevent rust and reduce friction\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eLinear rate spring; pair with matched rates for front\/rear balance\u003c\/li\u003e\n\u003cli\u003ePreset during manufacturing to eliminate initial sag\u003c\/li\u003e\n\u003cli\u003ePackaged in protective sleeve; 5.60 lbs net weight\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\u003eAdjust coil-over perch to achieve 20 in installed height; compress spring safely with tool\u003c\/li\u003e\n\u003cli\u003eCompatible with standard Eibach spring seats and hats; verify shock diameter under 3.75 in\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\u003eCoil-Over Applications\u003c\/td\u003e\n\u003ctd\u003eRace\/Street\/Drift\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 pro racing teams in Formula Drift and NASA\u003c\/li\u003e\n\u003cli\u003eMade in Germany with tight tolerances for consistent performance\u003c\/li\u003e\n\u003cli\u003eProven durability in motorsport applications worldwide\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 What coil-over shocks fit this spring?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Designed for 3.75 in ID compatibility with most aftermarket coil-overs including Bilstein, Koni, and custom builds; confirm shock body OD before install\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What material and finish does it have?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Chromium-silicon high-tensile steel, shot-peened for strength, with black epoxy powder coat for corrosion resistance in wet conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What warranty applies?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Eibach offers limited lifetime warranty against manufacturing defects when installed 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 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 Cardboard box, 21 x 5 x 5 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 5.60 lbs (6.20 lbs shipping)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Eibach","offers":[{"title":"Default Title","offer_id":41013024817231,"sku":"EIB2000.375.0300S","price":153.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/products\/eibach-ers-20_00-in_-length-x-3_75-in_-id-coil-over-spring-eibach.jpg?v=1766042251","url":"https:\/\/www.blackopsautoworks.com\/products\/eibach-ers-20-00-in-length-x-3-75-in-id-coil-over-spring","provider":"Black Ops Auto Works","version":"1.0","type":"link"}