{"product_id":"eibach-ers-4-inch-motorsport-coilover-spring-2-5-inch-inner-diameter-part-number-eib0400-250-0300","title":"Eibach ERS 4-Inch Motorsport Coilover Spring, 2.5-Inch Inner Diameter, Part Number EIB0400.250.0300","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 Coilover Springs Available in a Full Range of Rates and Sizes\u003c\/li\u003e\n  \u003cli\u003eMaximum Travel in Combination with Smallest Block Heights\u003c\/li\u003e\n  \u003cli\u003eHighest Linearity and Guaranteed Consistency\u003c\/li\u003e\n  \u003cli\u003eUltra-Lightweight for Reduced Unsprung Mass\u003c\/li\u003e\n  \u003cli\u003eEach Spring Individually Tested\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe Eibach ERS Motorsport Coilover Spring is a precision-engineered racing spring designed for suspension tuning across a wide range of motorsport applications. As part of Eibach’s extensive catalog of race springs, this individual spring helps drivers and builders optimize handling characteristics, suspension response, and vehicle balance.\u003c\/p\u003e\u003cp\u003eBuilt for use with compatible coilover systems, the Eibach ERS spring is designed to provide maximum suspension travel while maintaining a compact block height. Its consistent linear performance supports predictable handling throughout the suspension’s operating range, making it suitable for racing applications that demand repeatable results. The lightweight construction also helps reduce unsprung mass, while each spring is individually tested to support dependable performance and quality control.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey product specifications and technical data:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBrand: Eibach\u003c\/li\u003e\n\u003cli\u003eProduct line: ERS Motorsport Spring\u003c\/li\u003e\n\u003cli\u003ePart number: EIB0400.250.0300\u003c\/li\u003e\n\u003cli\u003eSpring type: Individual coilover racing spring\u003c\/li\u003e\n\u003cli\u003eFree length: 4 inches\u003c\/li\u003e\n\u003cli\u003eInner diameter: 2.5 inches\u003c\/li\u003e\n\u003cli\u003eApplication: Motorsport and racing suspension systems\u003c\/li\u003e\n\u003cli\u003eConstruction benefit: Lightweight design with tested consistency\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eWhat’s included:\u003c\/strong\u003e One Eibach ERS individual motorsport coilover spring. Coilover hardware, spring seats, adjustment collars, and other installation components are not included unless supplied by the compatible suspension system.\u003c\/p\u003e\u003cp\u003eFitment depends on the coilover assembly, spring seat configuration, required spring rate, and available suspension clearance. Verify compatibility with the vehicle, shock body, spring platform, and intended racing setup before installation. Eibach offers ERS springs in a broad range of rates and sizes to support application-specific suspension tuning.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePrecision-engineered Eibach ERS coilover spring for motorsport and racing suspension applications\u003c\/li\u003e\n\u003cli\u003eDesigned to provide maximum suspension travel with a compact block height\u003c\/li\u003e\n\u003cli\u003eHigh linearity and consistent performance for predictable suspension response\u003c\/li\u003e\n\u003cli\u003eLightweight construction helps reduce unsprung mass, and each spring is individually tested\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":67579519795452,"sku":"0400.250.0300","price":109.25,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0641\/6518\/3740\/files\/dd347bd8d7ece0522d5c5d6a551e24e2L_59fcad1c-f753-4ff1-8545-b528e6bc77d4.jpg?v=1790389969","url":"https:\/\/diycustoms.store\/products\/eibach-ers-4-inch-motorsport-coilover-spring-2-5-inch-inner-diameter-part-number-eib0400-250-0300","provider":"diycustoms.store","version":"1.0","type":"link"}