{"product_id":"eibach-ers-platinum-14-inch-rear-racing-spring-3-50-inch-outside-diameter-85-lb-in-rate","title":"Eibach ERS Platinum 14-Inch Rear Racing Spring, 3.50-Inch Outside Diameter, 85 lb\/in Rate","description":"Eibach PLATINUM series race springs are engineered using our proprietary ultra-high tensile strength steel, for the lowest physical weights and maximum spring travel.\nMore Travel \/ Deflection than Standard Racing Coil Springs\n\u003cul\u003e\n  \u003cli\u003eThe Eibach ER Platinum Springs will Maintain Their Dimensions and Rates to Incredibly Tight Tolerances, Lap after Lap, Race after Race\u003c\/li\u003e\n  \u003cli\u003eFlat-Ground End Configuration with Parallel Tolerance to +\/-1 Degree\u003c\/li\u003e\n  \u003cli\u003eUltra Light-Weight Using High Tensile Steel\u003c\/li\u003e\n  \u003cli\u003eBlock Resistant - No Loss in Spring Height!\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eBrief Description:\u003c\/strong\u003e The Eibach ERS Platinum rear racing spring is engineered for competitive motorsports applications that demand consistent performance, reduced unsprung weight, and reliable spring behavior under repeated loads. This Eibach Platinum series spring uses proprietary ultra-high tensile strength steel to provide greater travel and deflection than standard racing coil springs while maintaining precise dimensions and spring rates lap after lap.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Product Specifications \u0026amp; Technical Data:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBrand: Eibach\u003c\/li\u003e\n\u003cli\u003eSeries: ERS Platinum\u003c\/li\u003e\n\u003cli\u003ePart Number: P1400.350.0085\u003c\/li\u003e\n\u003cli\u003eApplication: Rear racing suspension spring\u003c\/li\u003e\n\u003cli\u003eSpring Rate: 85 lb\/in\u003c\/li\u003e\n\u003cli\u003eFree Length: 14 inches\u003c\/li\u003e\n\u003cli\u003eOutside Diameter: 3.50 inches\u003c\/li\u003e\n\u003cli\u003eEnd Configuration: Flat-ground ends with parallel tolerance within +\/-1 degree\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe flat-ground end configuration promotes consistent seating and predictable suspension operation. Its ultra-lightweight construction helps reduce overall spring mass without compromising the durability required for demanding race conditions. The spring is also designed to resist block setting, helping it retain its installed height and specified rate over extended use.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat's Included:\u003c\/strong\u003e One Eibach ERS Platinum rear racing spring. This product is intended for automotive racing and performance suspension applications; vehicle-specific fitment should be confirmed before installation. Professional setup and suspension tuning are recommended to ensure the spring rate and configuration are appropriate for the vehicle, damper, and intended track use.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e Universal motorsports suspension component. Specific vehicle fitment data was not provided. Verify application requirements, spring dimensions, rate, and suspension compatibility before purchase. This product may contain chemicals known to the State of California to cause cancer or reproductive harm.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eUltra-high tensile strength steel: Reduces physical spring weight while supporting greater travel and deflection than standard racing coil springs.\u003c\/li\u003e\n\u003cli\u003eConsistent dimensions and spring rate: Maintains precise performance tolerances through repeated laps and race events.\u003c\/li\u003e\n\u003cli\u003eFlat-ground end configuration: Provides a stable, predictable seating surface with parallel tolerance within +\/-1 degree.\u003c\/li\u003e\n\u003cli\u003eBlock-resistant construction: Helps prevent permanent height loss and preserves suspension setup consistency.\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\u003eCarb Acknowledgement Required: 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\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":67580160180476,"sku":"P1400.350.0085","price":169.4,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0641\/6518\/3740\/files\/9da50924763760dadcdabacf016d595bL_2d5cc798-5594-4741-9927-3035b202504e.jpg?v=1790397368","url":"https:\/\/diycustoms.store\/products\/eibach-ers-platinum-14-inch-rear-racing-spring-3-50-inch-outside-diameter-85-lb-in-rate","provider":"diycustoms.store","version":"1.0","type":"link"}