{"product_id":"eibach-ers-4-00in-l-x-2-50in-id-coil-over-spring","title":"Eibach ERS 4.00in L x 2.50in ID Coil-Over Spring","description":"\u003cp\u003eThe \u003cstrong\u003eEibach ERS 4.00in L x 2.50in ID Coil-Over Spring\u003c\/strong\u003e (64mm ID x 102mm) is a precision-wound linear main spring for coilover suspension setups. Part of Eibach's Race Spring System (ERS), each spring is manufactured to tight tolerances for a consistent, repeatable rate. Select your spring rate below.\u003c\/p\u003e\n\u003ch4\u003eWhy Choose Eibach ERS Coil-Over Springs?\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision-wound rate\u003c\/strong\u003e – Consistent, repeatable spring rate for predictable tuning.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-performance material\u003c\/strong\u003e – Built from Eibach's proprietary high-tensile spring steel.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLinear main spring\u003c\/strong\u003e – Predictable, progressive-free response for coilover main-spring duty.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniversal coilover fitment\u003c\/strong\u003e – 4.00in free length and 2.50in inside diameter to suit a wide range of coilover applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eChoose Your Spring Rate\u003c\/h5\u003e\n\u003cp\u003eAvailable in rates from \u003cstrong\u003e300 lbs\/in to 700 lbs\/in\u003c\/strong\u003e. Select the rate that matches your suspension tuning needs from the dropdown.\u003c\/p\u003e\n\u003ch5\u003eSpecifications\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFree Length:\u003c\/strong\u003e 4.00in (102mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInside Diameter:\u003c\/strong\u003e 2.50in (64mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable Rates:\u003c\/strong\u003e 300–700 lbs\/in\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eQuestions? We're Here to Help.\u003c\/h5\u003e\n\u003cp\u003eHave questions about which spring rate is right for your setup? Contact FASS Motorsports and we'll get you dialed:\u003c\/p\u003e\n\u003cp\u003ePhone: \u003cstrong\u003e636-429-7020\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eEmail: \u003cstrong\u003einfo@fassmotorsports.com\u003c\/strong\u003e\u003c\/p\u003e","brand":"Eibach","offers":[{"title":"300 lbs\/in","offer_id":44606084055082,"sku":"EIB0400.250.0300","price":80.02,"currency_code":"USD","in_stock":true},{"title":"400 lbs\/in","offer_id":44606084087850,"sku":"EIB0400.250.0400","price":80.02,"currency_code":"USD","in_stock":true},{"title":"500 lbs\/in","offer_id":44606084120618,"sku":"EIB0400.250.0500","price":80.02,"currency_code":"USD","in_stock":true},{"title":"600 lbs\/in","offer_id":44606084153386,"sku":"EIB0400.250.0600","price":80.02,"currency_code":"USD","in_stock":true},{"title":"700 lbs\/in","offer_id":44606084186154,"sku":"EIB0400.250.0700","price":80.02,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0584\/8305\/products\/3b65bf0595c3aafa4264fd8e8eab57c3_1805cdf4-317c-41c7-9555-6203a18fb291.jpg?v=1707706513","url":"https:\/\/fassmotorsports.com\/products\/eibach-ers-4-00in-l-x-2-50in-id-coil-over-spring","provider":"FASS Motorsports","version":"1.0","type":"link"}