{"product_id":"eibach-ers-10-00-inch-coilover-spring-3-75-inch-inside-diameter-400-lb-in-rate-eib1000-375-0400s","title":"Eibach ERS 10.00-Inch Coilover Spring, 3.75-Inch Inside Diameter, 400 lb\/in Rate – EIB1000.375.0400S","description":"Renowned for our extensive catalog of over 1,500 precision engineered race springs. Eibach race springs offer unparalled customization and performance optimization across a wide spectrum of racing applications. From shocks to pull-bars we offer a wide range of springs solutions to fine tune the handling dynamics of your race car.\nIndividual Motorsport Spring\n\u003cul\u003e\n  \u003cli\u003eEibach 3.75\" Inside Diameter Coilover Springs Available in a Full Range of Rates and Lengths\u003c\/li\u003e\n  \u003cli\u003eMaximum Travel in Combination with Smallest Block Heights\u003c\/li\u003e\n  \u003cli\u003eLegendary Eibach Off-Road Durability and Performance\u003c\/li\u003e\n  \u003cli\u003eHighest Linearity and Guaranteed Consistency\u003c\/li\u003e\n  \u003cli\u003eEach Spring Individually Tested\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe Eibach ERS individual motorsport spring is designed for race teams and performance enthusiasts who need precise suspension tuning across a broad range of applications. This coilover spring features a 3.75-inch inside diameter and a 400 lb\/in spring rate, providing a reliable foundation for optimizing handling balance, ride control, and suspension response.\u003c\/p\u003e\n\u003cp\u003eBuilt from Eibach’s extensive motorsport spring development experience, the ERS spring delivers consistent performance under demanding racing conditions. Its design helps maximize suspension travel while maintaining a compact spring package, allowing engineers and drivers to fine-tune vehicle dynamics without compromising durability. Each spring is individually tested to support dependable rate consistency and predictable performance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Individual motorsport coilover spring for racing and performance suspension systems\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInside Diameter:\u003c\/strong\u003e 3.75 inches for compatible coilover spring hardware\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFree Length:\u003c\/strong\u003e 10.00 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSpring Rate:\u003c\/strong\u003e 400 lb\/in for controlled suspension support and tuning flexibility\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePerformance Design:\u003c\/strong\u003e Maximizes suspension travel while minimizing block height\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurability:\u003c\/strong\u003e Engineered for demanding off-road and motorsport environments\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConsistency:\u003c\/strong\u003e Designed for high linearity and repeatable spring behavior\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuality Control:\u003c\/strong\u003e Each spring is individually tested by Eibach\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included:\u003c\/strong\u003e One Eibach ERS individual motorsport coilover spring. Verify spring diameter, free length, spring rate, and coilover compatibility before installation. This product is intended for use with compatible racing suspension components and is not supplied as a complete coilover assembly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e Universal motorsport application; vehicle-specific fitment depends on the coilover system, spring perches, and suspension setup. Professional installation and suspension tuning are recommended.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eApplication: Individual Eibach ERS motorsport coilover spring for racing and performance suspension systems\u003c\/li\u003e\n\u003cli\u003eInside Diameter: 3.75 inches for compatible coilover spring hardware\u003c\/li\u003e\n\u003cli\u003eFree Length: 10.00 inches\u003c\/li\u003e\n\u003cli\u003eSpring Rate: 400 lb\/in for controlled suspension support and tuning flexibility\u003c\/li\u003e\n\u003cli\u003ePerformance Design: Maximizes suspension travel while minimizing block height\u003c\/li\u003e\n\u003cli\u003eDurability: Engineered for demanding off-road and motorsport environments\u003c\/li\u003e\n\u003cli\u003eConsistency: Designed for high linearity and repeatable spring behavior\u003c\/li\u003e\n\u003cli\u003eQuality Control: Each spring is individually tested by Eibach\u003c\/li\u003e\n\u003c\/ul\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\u003ctd\u003eAir Freight Prohibited: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eNot Carb Approved: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eLtl Freight Required: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eProp 65: Y\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003ePart Type: automotive\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eEpa: N\/A\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eCarb Acknowledgement Required: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eRegular Stock: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eUnits Per Sku: 1\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"Eibach","offers":[{"title":"Default Title","offer_id":67579094466812,"sku":"1000.375.0400s","price":149.22,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0641\/6518\/3740\/files\/25d6bed76a290e07e259e5b48ee06a11L_a6d5f60d-ec98-4d9f-abd4-d5380348360e.jpg?v=1790378045","url":"https:\/\/diycustoms.store\/products\/eibach-ers-10-00-inch-coilover-spring-3-75-inch-inside-diameter-400-lb-in-rate-eib1000-375-0400s","provider":"diycustoms.store","version":"1.0","type":"link"}