{"product_id":"eibach-ers-4-00-inch-coil-over-race-spring-2-00-inch-inside-diameter-1-800-lb-in-rate","title":"Eibach ERS 4.00-Inch Coil-Over Race Spring, 2.00-Inch Inside Diameter, 1,800 lb\/in Rate","description":"Eibach's ERS line has evolved over the years to be the world's most prominent, comprehensive and superior Race Spring System. Eibach Race Springs are all manufactured in series production, often repeated, with a strong manufacturing experience. Thus, Eibach constantly achieves the most linear spring characteristic (rate) while maintaining the lowest tolerances and the highest quality in the industry.\n\u003cp\u003e\u003cstrong\u003eBrief Description:\u003c\/strong\u003e The Eibach ERS coil-over race spring is engineered for high-performance motorsports and competition suspension applications. Built with Eibach’s proven Race Spring System, this spring delivers consistent performance, precise suspension response, and dependable durability for demanding track use. Its 4.00-inch free length, 2.00-inch inside diameter, and 1,800 lb\/in spring rate make it suitable for coil-over suspension setups requiring a high-rate spring.\u003c\/p\u003e\u003cp\u003eEibach ERS springs are manufactured in repeated series production to promote exceptional consistency from spring to spring. This process helps maintain a highly linear spring characteristic while minimizing production tolerances. The result is predictable suspension behavior, accurate tuning, and reliable performance throughout competitive driving conditions.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Product Specifications \u0026amp; Technical Data:\u003c\/strong\u003e\u003cbr\u003eBrand: Eibach\u003cbr\u003ePart Number: EIB0400.200.1800\u003cbr\u003eProduct Line: ERS Race Spring System\u003cbr\u003eSpring Type: Coil-over race spring\u003cbr\u003eFree Length: 4.00 inches\u003cbr\u003eInside Diameter: 2.00 inches\u003cbr\u003eSpring Rate: 1,800 lb\/in\u003cbr\u003eApplication: Automotive motorsports and competition suspension\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat’s Included:\u003c\/strong\u003e One Eibach ERS coil-over race spring. Verify spring rate, installed height, and suspension compatibility before installation. No additional hardware is included unless specified by the vehicle or suspension manufacturer.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eRace-focused performance: Designed for high-performance coil-over and motorsports suspension applications.\u003c\/li\u003e\n\u003cli\u003eConsistent spring rate: Series-production manufacturing promotes a highly linear and predictable spring characteristic.\u003c\/li\u003e\n\u003cli\u003ePrecision manufacturing: Eibach engineering helps maintain low production tolerances for repeatable suspension tuning.\u003c\/li\u003e\n\u003cli\u003eDurable construction: Built to provide dependable performance under demanding competition and track conditions.\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: Unknown\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\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"Eibach","offers":[{"title":"Default Title","offer_id":67581230252284,"sku":"0400.200.1800","price":109.61,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0641\/6518\/3740\/files\/c24c7ce5c049c03c6a9b0b46035ed1bd_b15483fd-b1e7-46c2-a5e2-3565432dd9d5.jpg?v=1790406535","url":"https:\/\/diycustoms.store\/products\/eibach-ers-4-00-inch-coil-over-race-spring-2-00-inch-inside-diameter-1-800-lb-in-rate","provider":"diycustoms.store","version":"1.0","type":"link"}