{"product_id":"eibach-ers-eib0400-300-0450s-4-00-inch-coilover-race-spring-3-00-inch-inside-diameter","title":"Eibach ERS EIB0400.300.0450S 4.00-Inch Coilover Race Spring, 3.00-Inch 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\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 EIB0400.300.0450S Individual Motorsport Spring is designed for race teams, fabricators, and performance enthusiasts who need precise suspension tuning. Part of Eibach’s extensive catalog of precision-engineered race springs, this coilover spring helps optimize handling dynamics across a wide range of motorsport applications.\u003c\/p\u003e\u003cp\u003eBuilt around a 3.00-inch inside diameter, the spring is engineered to provide maximum suspension travel while maintaining a compact block height. Its consistent performance characteristics support accurate suspension setup and repeatable results at the track. The spring’s carefully controlled linearity helps deliver predictable response throughout its operating range, allowing drivers and suspension tuners to fine-tune vehicle behavior with confidence.\u003c\/p\u003e\u003cp\u003eEvery Eibach ERS spring is individually tested to help ensure dependable quality and consistency. The spring also benefits from Eibach’s established off-road and motorsport durability, making it suitable for demanding racing environments. This individual spring is intended for compatible coilover suspension systems and should be selected based on the vehicle’s suspension design, required spring rate, and overall setup goals. Verify application compatibility before installation.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat's Included:\u003c\/strong\u003e One Eibach ERS individual motorsport coilover spring.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e Universal motorsport component for compatible coilover suspension systems. Vehicle-specific fitment depends on the coilover hardware, spring perch, suspension configuration, and required spring rate.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e Brand: Eibach; Part Number: EIB0400.300.0450S; Product Type: Individual motorsport coilover spring; Inside Diameter: 3.00 inches; Spring Length: 4.00 inches; Application: Racing and performance suspension; Construction: Precision-engineered coil spring; Testing: Individually tested; Package Quantity: One spring.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e3.00-inch inside diameter supports use with compatible Eibach ERS coilover systems and motorsport suspension hardware.\u003c\/li\u003e\n\u003cli\u003e4.00-inch spring length provides a compact setup option for applications requiring reduced block height.\u003c\/li\u003e\n\u003cli\u003eMaximum suspension travel helps support effective shock movement and suspension tuning.\u003c\/li\u003e\n\u003cli\u003eHigh linearity and individually tested construction promote consistent, predictable performance.\u003c\/li\u003e\n\u003cli\u003eEibach off-road and motorsport durability is engineered for demanding racing environments.\u003c\/li\u003e\n\u003cli\u003eIndividual spring design allows suspension builders to select and combine spring rates for precise handling optimization.\u003c\/li\u003e\n\u003cli\u003ePrecision-engineered construction supports repeatable setup characteristics between testing and competition.\u003c\/li\u003e\n\u003cli\u003eDesigned for racing applications including coilover, shock, and performance suspension systems.\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":67581434069244,"sku":"0400.300.0450S","price":120.24,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0641\/6518\/3740\/files\/25d6bed76a290e07e259e5b48ee06a11L_cb21ff2d-82a9-4268-960c-dd58e7d7621f.jpg?v=1790407730","url":"https:\/\/diycustoms.store\/products\/eibach-ers-eib0400-300-0450s-4-00-inch-coilover-race-spring-3-00-inch-inside-diameter","provider":"diycustoms.store","version":"1.0","type":"link"}