{"product_id":"eibach-ers-12-00-in-x-3-75-in-id-coil-over-race-spring-eib1200-375-0300s","title":"Eibach ERS 12.00 in. x 3.75 in. ID Coil-Over Race Spring, EIB1200.375.0300S","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 EIB1200.375.0300S is an individual motorsport coil-over spring engineered for racers and performance enthusiasts who require precise suspension tuning. Designed with a 3.75-inch inside diameter and a 12.00-inch free length, this spring is suited for compatible coil-over suspension systems and racing applications where consistent spring behavior is essential.\u003c\/p\u003e\u003cp\u003ePart of Eibach’s extensive ERS race spring catalog, this coil-over spring delivers dependable performance across demanding motorsport environments. Its design supports maximum suspension travel while maintaining a compact block height, helping teams optimize handling characteristics, corner balance, and vehicle response. Each spring is individually tested to help ensure reliable quality and repeatable performance.\u003c\/p\u003e\u003cp\u003eBuilt with Eibach’s recognized off-road durability, the EIB1200.375.0300S provides the consistency needed for suspension development, race setup changes, and competition use. Its linear spring behavior helps produce predictable load response throughout the suspension’s operating range. Verify the required spring rate, length, inside diameter, and vehicle compatibility before installation, as this product is intended for use with matching coil-over hardware and is not a universal replacement.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat's Included:\u003c\/strong\u003e One Eibach ERS individual motorsport coil-over spring.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e Intended for compatible racing and performance coil-over suspension systems using 3.75-inch inside diameter springs. Vehicle-specific fitment information was not provided; confirm application requirements with the suspension manufacturer or a qualified technician.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e3.75-inch inside diameter coil-over design for compatible motorsport suspension systems\u003c\/li\u003e\n\u003cli\u003e12.00-inch free length supports precise spring selection and suspension setup tuning\u003c\/li\u003e\n\u003cli\u003eMaximum suspension travel potential with compact block height\u003c\/li\u003e\n\u003cli\u003eEibach off-road durability for demanding racing and performance applications\u003c\/li\u003e\n\u003cli\u003eHigh linearity promotes predictable handling and load response\u003c\/li\u003e\n\u003cli\u003eIndividually tested for dependable quality and consistency\u003c\/li\u003e\n\u003cli\u003eEngineered for race-car suspension tuning across a wide range of applications\u003c\/li\u003e\n\u003cli\u003eDesigned to work with compatible coil-over hardware and spring-rate requirements\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\u003eClearance Item: t\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":67579604140284,"sku":"1200.375.0300S","price":153.48,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0641\/6518\/3740\/files\/3a3fcbf25e4dcbf9017422e76b1d2295L_87239881-5d25-4a3d-8422-70a5d2cdc32e.jpg?v=1790390591","url":"https:\/\/diycustoms.store\/products\/eibach-ers-12-00-in-x-3-75-in-id-coil-over-race-spring-eib1200-375-0300s","provider":"diycustoms.store","version":"1.0","type":"link"}