{"product_id":"eibach-ers-300mm-coilover-spring-70mm-inside-diameter-part-eib300-70-0055","title":"Eibach ERS 300mm Coilover Spring, 70mm Inside Diameter – Part EIB300-70-0055","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 EIB300-70-0055 Individual Motorsport Spring is engineered for race cars that require precise suspension tuning and dependable performance. As part of Eibach’s extensive range of precision-engineered race springs, this coilover spring helps optimize handling dynamics across a broad selection of motorsport applications.\u003c\/p\u003e\u003cp\u003eDesigned with a 70mm inside diameter, the Eibach ERS spring provides maximum suspension travel while maintaining a compact block height. Its highly linear spring rate and individually tested construction deliver consistent, predictable performance during demanding track use. The lightweight design also helps reduce unsprung mass, supporting more responsive suspension operation and improved vehicle control.\u003c\/p\u003e\u003cp\u003eThe Eibach EIB300-70-0055 is intended for custom motorsport suspension setups and should be selected based on the vehicle’s suspension design, target ride height, spring rate requirements, and coilover compatibility. It is not a universal direct-fit replacement for every vehicle. Professional installation and suspension setup are recommended to ensure proper spring seating, preload, and alignment with the applicable racing application.\u003c\/p\u003e\u003ch3\u003eKey Product Specifications \u0026amp; Technical Data\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBrand: Eibach\u003c\/li\u003e\n\u003cli\u003eProduct Line: ERS Individual Motorsport Spring\u003c\/li\u003e\n\u003cli\u003ePart Number: EIB300-70-0055\u003c\/li\u003e\n\u003cli\u003eSpring Type: Coilover race spring\u003c\/li\u003e\n\u003cli\u003eInside Diameter: 70mm\u003c\/li\u003e\n\u003cli\u003eNominal Length: 300mm\u003c\/li\u003e\n\u003cli\u003eApplication: Motorsport and performance suspension tuning\u003c\/li\u003e\n\u003cli\u003eConstruction Benefit: Lightweight design for reduced unsprung mass\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhat’s Included\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eOne Eibach ERS individual motorsport coilover spring\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMaximum Travel: Delivers extensive suspension travel while maintaining a compact block height for race-oriented suspension applications.\u003c\/li\u003e\n\u003cli\u003e70mm Inside Diameter: Designed for compatibility with coilover systems that use a 70mm spring seat and related mounting hardware.\u003c\/li\u003e\n\u003cli\u003eLinear Performance: Provides a highly linear spring rate for predictable handling characteristics and consistent suspension response.\u003c\/li\u003e\n\u003cli\u003eLightweight Construction: Helps reduce unsprung mass, supporting more responsive suspension movement and improved vehicle control.\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":51395880747260,"sku":"300-70-0055","price":125.75,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0641\/6518\/3740\/files\/9c7c2ff3607c7fd055118ddc9c3f2973L_6494569e-d0b5-4cdc-be05-cd07a90d10b1.jpg?v=1790360797","url":"https:\/\/diycustoms.store\/products\/eibach-ers-300mm-coilover-spring-70mm-inside-diameter-part-eib300-70-0055","provider":"diycustoms.store","version":"1.0","type":"link"}