{"product_id":"eibach-ers-20-00-inch-coilover-spring-3-75-inch-inside-diameter-650-lb-in-rate-eib2000-375-0650s","title":"Eibach ERS 20.00-Inch Coilover Spring, 3.75-Inch Inside Diameter, 650 lb\/in Rate – EIB2000.375.0650S","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 EIB2000.375.0650S is an individual motorsport coilover spring designed for race vehicles that require precise suspension tuning. With a 3.75-inch inside diameter, a 20.00-inch free length, and a 650 lb\/in spring rate, this Eibach race spring helps drivers and suspension technicians optimize handling balance, ride control, and available suspension travel across a wide range of racing applications.\u003c\/p\u003e\u003cp\u003eEngineered for demanding motorsport use, the Eibach ERS spring delivers high linearity and dependable consistency from one spring to the next. Its design supports maximum travel while maintaining a compact block height, helping suspension builders fine-tune vehicle dynamics without unnecessary compromise. Each spring is individually tested to help ensure reliable performance and predictable results during setup changes.\u003c\/p\u003e\u003cp\u003eBuilt with Eibach’s renowned off-road durability and performance standards, this coilover spring is suitable for professional and enthusiast racing applications where repeatable suspension behavior is essential. The 650 lb\/in rate provides a defined starting point for custom suspension calibration, though final suitability depends on vehicle weight, corner loading, shock valving, motion ratio, and track conditions. Confirm spring dimensions and rate compatibility with the complete coilover system before installation.\u003c\/p\u003e\u003ch3\u003eKey Product Specifications \u0026amp; Technical Data\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBrand: Eibach\u003c\/li\u003e\n\u003cli\u003ePart Number: EIB2000.375.0650S\u003c\/li\u003e\n\u003cli\u003eProduct Type: Individual motorsport coilover spring\u003c\/li\u003e\n\u003cli\u003eSpring Series: ERS\u003c\/li\u003e\n\u003cli\u003eInside Diameter: 3.75 inches\u003c\/li\u003e\n\u003cli\u003eFree Length: 20.00 inches\u003c\/li\u003e\n\u003cli\u003eSpring Rate: 650 lb\/in\u003c\/li\u003e\n\u003cli\u003eApplication: Racing and performance suspension systems\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhat’s Included\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eOne Eibach ERS coilover spring\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e3.75-inch inside diameter supports compatibility with matching motorsport coilover hardware.\u003c\/li\u003e\n\u003cli\u003e650 lb\/in spring rate helps provide precise control for custom race suspension tuning.\u003c\/li\u003e\n\u003cli\u003e20.00-inch free length offers substantial suspension travel for demanding racing applications.\u003c\/li\u003e\n\u003cli\u003eHigh linearity and individually tested construction deliver consistent, predictable spring performance.\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":67592870985980,"sku":"2000.375.0650S","price":212.38,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0641\/6518\/3740\/files\/c32ab80aaba49e244c1f282d27878351L_dc8fd251-9709-4835-91cc-425f466987bb.jpg?v=1790521228","url":"https:\/\/diycustoms.store\/products\/eibach-ers-20-00-inch-coilover-spring-3-75-inch-inside-diameter-650-lb-in-rate-eib2000-375-0650s","provider":"diycustoms.store","version":"1.0","type":"link"}