{"product_id":"eibach-ers-14-00in-length-x-3-75-in-dia-x-550-lbs-coilover-main-spring","title":"Eibach ERS 14.00in Length x 3.75 in Dia x 550 lbs Coilover Main Spring","description":"\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003e1400.375.0550S\u003c\/span\u003e   |   \u003cstrong\u003eUPC:\u003c\/strong\u003e \u003c\/p\u003e\n\n\u003ch4\u003e\u003cstrong\u003eEibach ERS 14.00in Length x 3.75 in Dia x 550 lbs Coilover Main Spring\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eEngineered for motorsports, the Eibach ERS coilover main spring measures 14.00 inches in free height with a 3.75-inch inside diameter and 550 lbs\/in rate. This universal component suits custom coilover assemblies in race cars, dragsters, and rally vehicles for precise suspension tuning. Delivers consistent performance through linear rate and minimal tolerances from high-volume production.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e14.00in Free Height:\u003c\/strong\u003e Supports full suspension travel in compact race chassis without binding.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3.75in Inside Diameter:\u003c\/strong\u003e Matches standard coilover perches and retainers for direct integration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e550 lbs\/in Rate:\u003c\/strong\u003e Provides firm damping control ideal for high-speed corners and launches.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLinear Spring Characteristic:\u003c\/strong\u003e Maintains even force progression across the compression range for repeatable lap times.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Tolerances:\u003c\/strong\u003e Series production yields consistent dimensions and rates spring after spring.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned exclusively for racing; verify coilover body compatibility before use.\u003c\/li\u003e\n\u003cli\u003eSilver powder coat finish protects against corrosion in harsh track environments.\u003c\/li\u003e\n\u003cli\u003eWeight: 5.8 lbs; lightweight design reduces unsprung mass.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eProfessional installation recommended.\u003c\/li\u003e\n\u003cli\u003eConfirm perch ID at 3.75in and adjust preload to match ride height specs.\u003c\/li\u003e\n\u003cli\u003eCompatible with most adjustable coilover hardware; use lock nuts for secure retention.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eThis Part Fits\u003c\/h4\u003e\n\u003ctable border=\"1\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eYear\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eSubmodel\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eUniversal\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003ctd\u003eRace Coilover Systems\u003c\/td\u003e\n\u003ctd\u003e3.75in ID \/ 550lb Rate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch4\u003eWhy Choose Eibach?\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eERS line sets the standard as the most comprehensive Race Spring System worldwide.\u003c\/li\u003e\n\u003cli\u003eSeries production leverages decades of manufacturing for reliable results.\u003c\/li\u003e\n\u003cli\u003eDelivers linear rates with the tightest tolerances in production springs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Will this spring fit my specific coilover kit?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Universal design fits any setup with 3.75in ID perches, 14in max height, and matching rate needs; cross-reference your kit specs.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What material construction is used?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e High-tensile chrome-silicon steel, shot-peened for fatigue resistance and epoxy powder coated in silver.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What warranty coverage applies?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Backed by Eibach's 1-year limited warranty against manufacturing defects, sagging, or breakage under normal race conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eShipping \u0026amp; Handling\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMethod:\u003c\/strong\u003e UPS Ground or FedEx Ground\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailability:\u003c\/strong\u003e In stock - ships same or next business day\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e Protective cardboard box, 16in L x 5in W x 5in H\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 5.8 lbs (shipping weight 6.5 lbs)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Eibach","offers":[{"title":"Default Title","offer_id":42289707581519,"sku":"EIB1400.375.0550S","price":110.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/eibach-ers-14_00in-length-x-3_75-in-dia-x-550-lbs-coilover-main-spring-eibach.jpg?v=1766042796","url":"https:\/\/www.blackopsautoworks.com\/products\/eibach-ers-14-00in-length-x-3-75-in-dia-x-550-lbs-coilover-main-spring","provider":"Black Ops Auto Works","version":"1.0","type":"link"}