{"product_id":"eibach-ers-eib1800-300-0400s-18-00-inch-coilover-race-spring-3-00-inch-id","title":"Eibach ERS EIB1800.300.0400S 18.00-Inch Coilover Race Spring, 3.00-Inch ID","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 3.00\" 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 EIB1800.300.0400S is an individually tested motorsport coilover spring engineered for race vehicle suspension tuning. Designed with an 18.00-inch free length, a 3.00-inch inside diameter, and a 400 lb\/in spring rate, this Eibach race spring supports precise handling adjustments across a wide range of competition applications.\u003c\/p\u003e\u003cp\u003ePart of Eibach’s extensive catalog of precision-engineered racing springs, the ERS series is developed to deliver consistent performance, excellent linearity, and reliable durability. Its design maximizes suspension travel while maintaining a compact block height, helping race teams fine-tune chassis balance, cornering behavior, and overall suspension response. The spring is well suited for motorsport coilover systems that require repeatable results and dependable performance under demanding conditions.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBrief Description:\u003c\/strong\u003e Eibach ERS individual motorsport spring for 3.00-inch inside diameter coilover applications, featuring an 18.00-inch length and 400 lb\/in rate.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Product Specifications \u0026amp; Technical Data:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBrand: Eibach\u003c\/li\u003e\n\u003cli\u003ePart Number: EIB1800.300.0400S\u003c\/li\u003e\n\u003cli\u003eProduct Series: ERS\u003c\/li\u003e\n\u003cli\u003eSpring Type: Motorsport coilover spring\u003c\/li\u003e\n\u003cli\u003eInside Diameter: 3.00 inches\u003c\/li\u003e\n\u003cli\u003eFree Length: 18.00 inches\u003c\/li\u003e\n\u003cli\u003eSpring Rate: 400 lb\/in\u003c\/li\u003e\n\u003cli\u003eApplication: Racing and performance suspension tuning\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eWhat’s Included:\u003c\/strong\u003e One Eibach ERS individual motorsport coilover spring. Vehicle-specific fitment is dependent on the coilover system, spring perch, and suspension setup; verify application requirements before installation.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e3.00-Inch Inside Diameter: Designed for compatible coilover suspension systems and available in a broad range of Eibach race spring rates and lengths.\u003c\/li\u003e\n\u003cli\u003e400 lb\/in Spring Rate: Provides a precise spring-rate option for optimizing race vehicle handling and suspension balance.\u003c\/li\u003e\n\u003cli\u003eMaximum Suspension Travel: Engineered to support substantial travel while maintaining a compact block height.\u003c\/li\u003e\n\u003cli\u003eConsistent Motorsport Performance: Individually tested by Eibach for high linearity, repeatable results, and dependable off-road and racing durability.\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":67581325967612,"sku":"1800.300.0400S","price":150.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0641\/6518\/3740\/files\/b7e7628b-68e4-47ad-b7e1-639325380b54-800_d29addab-2a15-4861-9fac-b43ebdd9ec87.jpg?v=1790407005","url":"https:\/\/diycustoms.store\/products\/eibach-ers-eib1800-300-0400s-18-00-inch-coilover-race-spring-3-00-inch-id","provider":"diycustoms.store","version":"1.0","type":"link"}