{"product_id":"eibach-ers-platinum-18-inch-rear-racing-spring-3-50-inch-outside-diameter-130-lb-in-part-p1800-350-0130","title":"Eibach ERS Platinum 18-Inch Rear Racing Spring, 3.50-Inch Outside Diameter, 130 lb\/in, Part P1800.350.0130","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\u003eThe Eibach ERS Platinum rear racing spring is engineered for demanding motorsports applications where consistent performance, low weight, and long-term durability are essential. Manufactured from proprietary ultra-high-tensile-strength steel, this spring delivers increased travel and deflection compared with standard racing coil springs while maintaining reliable suspension response lap after lap.\u003c\/p\u003e\n\n\u003cp\u003eDesigned with a flat-ground end configuration and tightly controlled parallel tolerance, the Eibach Platinum spring supports precise installation and predictable load transfer. Its block-resistant construction helps prevent loss of spring height, while the high-strength material reduces physical weight without compromising spring performance. The 130 lb\/in spring rate is suited to race suspension setups requiring controlled rear-wheel support and repeatable handling characteristics.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Eibach\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e ERS Platinum\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e P1800.350.0130\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Automotive racing suspension\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePosition:\u003c\/strong\u003e Rear\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSpring Rate:\u003c\/strong\u003e 130 lb\/in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutside Diameter:\u003c\/strong\u003e 3.50 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFree Length:\u003c\/strong\u003e 18 inches\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat's Included:\u003c\/strong\u003e One Eibach ERS Platinum racing spring. Vehicle-specific fitment depends on the suspension configuration, spring perch, and application requirements. Verify spring length, outside diameter, rate, and rear suspension compatibility before installation. Professional setup and alignment are recommended for competition use.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eNotice:\u003c\/strong\u003e This product is intended for automotive racing applications. California Proposition 65 warnings may apply. This product is not CARB approved.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eIncreased Travel and Deflection: Provides more usable suspension travel than standard racing coil springs for improved control in demanding competition conditions.\u003c\/li\u003e\n\u003cli\u003eUltra-High-Tensile Steel: Reduces spring weight while maintaining the strength required for repeated high-load racing applications.\u003c\/li\u003e\n\u003cli\u003eConsistent Spring Rate and Dimensions: Maintains critical dimensions and spring rate within exceptionally tight tolerances for predictable performance lap after lap.\u003c\/li\u003e\n\u003cli\u003eBlock-Resistant Construction: Helps prevent permanent loss of spring height, supporting reliable ride height and 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":67580131279100,"sku":"P1800.350.0130","price":180.06,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0641\/6518\/3740\/files\/5917fd7feda71902acb4990da97802e8L_fb33cf03-9b90-4610-aa81-6ce6f498780e.jpg?v=1790396256","url":"https:\/\/diycustoms.store\/products\/eibach-ers-platinum-18-inch-rear-racing-spring-3-50-inch-outside-diameter-130-lb-in-part-p1800-350-0130","provider":"diycustoms.store","version":"1.0","type":"link"}