{"product_id":"eibach-ers-11-00-in-length-x-5-00-in-od-conventional-rear-spring-eib1100-500-0550","title":"Eibach ERS 11.00 in. Length x 5.00 in. OD Conventional Rear Spring - EIB1100.500.0550","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\u003eLowest Side Loads with Load Center Ideally Located Relative to the Spring Axis\u003c\/li\u003e\n  \u003cli\u003eMaximum Travel in Combination with Smallest Block Heights\u003c\/li\u003e\n  \u003cli\u003ePrecision Tolerances - The Tightest in the Industry\u003c\/li\u003e\n  \u003cli\u003eUltra Lightweight for Reduced Unsprung Mass\u003c\/li\u003e\n  \u003cli\u003eEach Spring Individually Tested and Rated\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe Eibach ERS EIB1100.500.0550 Conventional Rear Spring is an individually engineered motorsport spring designed for race vehicles that require precise suspension tuning and consistent performance. As part of Eibach’s extensive catalog of precision-engineered race springs, this spring helps optimize handling dynamics across a wide range of racing applications.\u003c\/p\u003e\u003cp\u003eBuilt for competition use, the Eibach ERS spring is engineered to minimize side loads while positioning the load center correctly relative to the spring axis. Its design provides maximum suspension travel with minimal block height, helping race teams fine-tune chassis balance and suspension response. Precision manufacturing tolerances support repeatable performance, while the lightweight construction helps reduce unsprung mass. Each spring is individually tested and rated to maintain dependable spring-rate consistency.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eProduct Specifications and Technical Data\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Eibach\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Line:\u003c\/strong\u003e ERS Motorsport Spring\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e EIB1100.500.0550\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpring Type:\u003c\/strong\u003e Conventional rear spring\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Automotive motorsport and racing suspension\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutside Diameter:\u003c\/strong\u003e 5.00 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFree Length:\u003c\/strong\u003e 11.00 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Lightweight precision-engineered spring\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eWhat’s Included\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eOne Eibach ERS conventional rear spring\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003eVehicle-specific fitment data was not provided. Confirm spring length, outside diameter, spring rate, suspension configuration, and application requirements before installation. Professional setup and suspension tuning are recommended for competition use. This product is intended for automotive racing applications and is not identified as CARB approved.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eLowest side loads with the load center ideally located relative to the spring axis for consistent suspension operation.\u003c\/li\u003e\n\u003cli\u003eMaximum suspension travel combined with minimal block height to support precise chassis tuning.\u003c\/li\u003e\n\u003cli\u003ePrecision manufacturing tolerances provide repeatable spring dimensions and performance.\u003c\/li\u003e\n\u003cli\u003eUltra-lightweight construction helps reduce unsprung mass and improve suspension response.\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":67579130413308,"sku":"1100.500.0550","price":120.24,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0641\/6518\/3740\/files\/9c7c2ff3607c7fd055118ddc9c3f2973L_aad4fd56-a873-4041-91a7-e98a181dc4ee.jpg?v=1790379869","url":"https:\/\/diycustoms.store\/products\/eibach-ers-11-00-in-length-x-5-00-in-od-conventional-rear-spring-eib1100-500-0550","provider":"diycustoms.store","version":"1.0","type":"link"}