{"product_id":"eibach-ers-4-00-in-coilover-spring-3-00-in-inside-diameter-550-lb-in-rate","title":"Eibach ERS 4.00 in. Coilover Spring, 3.00 in. Inside Diameter, 550 lb\/in Rate","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 Individual Motorsport Spring is engineered for race cars requiring precise suspension tuning and consistent performance. Part number EIB0400.300.0550S is a 4.00-inch-long coilover spring with a 3.00-inch inside diameter and a 550 lb\/in spring rate, making it suitable for a wide range of competition suspension applications.\u003c\/p\u003e\u003cp\u003eBuilt from Eibach’s extensive motorsport spring experience, this race spring is designed to provide maximum suspension travel while maintaining a minimal block height. Its high linearity helps deliver predictable spring behavior throughout the operating range, while individually testing each spring supports reliable rate consistency from one component to the next. The spring is also engineered to provide the durability required for demanding racing and off-road environments.\u003c\/p\u003e\u003cp\u003eThe Eibach ERS lineup offers a broad selection of spring rates and lengths, allowing racers and suspension technicians to fine-tune handling balance, traction, and chassis response. This individual spring is intended for use with compatible 3.00-inch inside-diameter coilover hardware. Verify suspension requirements and spring rate selection before installation. The package includes one Eibach ERS motorsport coilover spring. Fitment is application-specific and should be confirmed using the vehicle, damper, and suspension manufacturer’s requirements.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e3.00-inch inside diameter for compatibility with matching coilover hardware\u003c\/li\u003e\n\u003cli\u003e550 lb\/in spring rate supports precise motorsport suspension tuning\u003c\/li\u003e\n\u003cli\u003e4.00-inch spring length helps maximize suspension travel\u003c\/li\u003e\n\u003cli\u003eHigh linearity and individually tested consistency for predictable 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":67581442326780,"sku":"0400.300.0550S","price":120.24,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0641\/6518\/3740\/files\/25d6bed76a290e07e259e5b48ee06a11L_2082beb5-1574-4918-81e6-699f4a783fba.jpg?v=1790407761","url":"https:\/\/diycustoms.store\/products\/eibach-ers-4-00-in-coilover-spring-3-00-in-inside-diameter-550-lb-in-rate","provider":"diycustoms.store","version":"1.0","type":"link"}