{"product_id":"eibach-ers-eib350-70-0055-350-mm-coilover-race-spring-with-70-mm-inside-diameter","title":"Eibach ERS EIB350-70-0055 350 mm Coilover Race Spring with 70 mm Inside Diameter","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\u003eMaximum Travel in Combination with Smallest Block Heights\u003c\/li\u003e\n  \u003cli\u003eEibach Coilover Spring with 70mm Inside Diameter\u003c\/li\u003e\n  \u003cli\u003eHighest Linearity and Guaranteed Consistency\u003c\/li\u003e\n  \u003cli\u003eUltra-Lightweight for Reduced Unsprung Mass\u003c\/li\u003e\n  \u003cli\u003eEach Spring Individually Tested\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe Eibach ERS EIB350-70-0055 Individual Motorsport Spring is engineered for race teams, performance builders, and suspension specialists seeking precise control over vehicle handling. As part of Eibach’s extensive catalog of precision-engineered race springs, this coilover spring provides a dependable foundation for tuning suspension response across a wide range of motorsport applications.\u003c\/p\u003e\u003cp\u003eDesigned with a 70 mm inside diameter and a 350 mm overall length, the Eibach ERS spring is suited for compatible coilover suspension systems. Its design emphasizes maximum suspension travel while maintaining minimal block height, helping suspension builders optimize available travel and maintain predictable spring behavior. The spring’s high linearity supports consistent force delivery throughout its operating range, while individual testing helps ensure reliable performance from one spring to the next.\u003c\/p\u003e\u003cp\u003eLightweight construction helps reduce unsprung mass, allowing the suspension to respond more efficiently to surface changes and driving inputs. This spring is intended for motorsport and competition use, including applications where precise setup adjustments are essential. Compatibility depends on the coilover hardware, spring rate requirements, and vehicle-specific suspension configuration; verify fitment and spring specifications 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: EIB350-70-0055\u003c\/li\u003e\n\u003cli\u003eProduct Family: ERS Individual Motorsport Spring\u003c\/li\u003e\n\u003cli\u003eSpring Type: Coilover race spring\u003c\/li\u003e\n\u003cli\u003eNominal Length: 350 mm\u003c\/li\u003e\n\u003cli\u003eInside Diameter: 70 mm\u003c\/li\u003e\n\u003cli\u003eApplication: Motorsport and racing suspension systems\u003c\/li\u003e\n\u003cli\u003eQuantity: One spring\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhat’s Included\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eOne Eibach ERS EIB350-70-0055 motorsport coilover spring\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003eFitment data should be verified against the vehicle, coilover assembly, spring perch, and required spring rate before purchase. This product is intended for compatible automotive suspension applications and may require professional installation and setup.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMaximum Travel: Supports increased suspension travel while maintaining a compact block height.\u003c\/li\u003e\n\u003cli\u003e70 mm Inside Diameter: Designed for compatible Eibach and other coilover systems using a 70 mm spring interface.\u003c\/li\u003e\n\u003cli\u003eHigh Linearity: Delivers consistent spring behavior throughout the operating range for predictable handling response.\u003c\/li\u003e\n\u003cli\u003eIndividually Tested: Each spring is tested to help ensure dependable consistency and repeatable motorsport 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":51396013818108,"sku":"350-70-0055","price":125.75,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0641\/6518\/3740\/files\/9c7c2ff3607c7fd055118ddc9c3f2973L_5cb16033-1c23-4f7f-98f8-4e5dab27c9a0.jpg?v=1790363389","url":"https:\/\/diycustoms.store\/products\/eibach-ers-eib350-70-0055-350-mm-coilover-race-spring-with-70-mm-inside-diameter","provider":"diycustoms.store","version":"1.0","type":"link"}