{"product_id":"eibach-ers-14-00-inch-l-x-3-00-inch-dia-x-300-lbs-coil-over-spring","title":"Eibach ERS 14.00 inch L x 3.00 inch dia x 300 lbs Coil Over Spring","description":"\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003e1400.300.0300S\u003c\/span\u003e   |   \u003cstrong\u003eUPC:\u003c\/strong\u003e 803050288257\u003c\/p\u003e\n\n\u003ch4\u003e\u003cstrong\u003eEibach ERS 14.00 inch L x 3.00 inch dia x 300 lbs Coil Over Spring - Universal Racing Fit\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThe Eibach ERS 14.00 inch L x 3.00 inch dia x 300 lbs Coil Over Spring delivers precise spring rates for drag racing, circle track, and performance coilover systems. This universal spring fits custom shock setups from QA1, Bilstein, and others, providing reliable load support and ride control. Built for racers seeking repeatable performance lap after lap.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium Material:\u003c\/strong\u003e Wound from high-tensile chrome silicon steel for fatigue resistance and long service life under high stress.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShot Peened Process:\u003c\/strong\u003e Increases surface strength by 200%, reducing stress points and preventing premature failure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecise Dimensions:\u003c\/strong\u003e 14.00\" free length, 3.00\" mean diameter, 300 lb\/in rate with 7.5\" block height and 1100 lb max load.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSquare Ground Ends:\u003c\/strong\u003e Ensures flush seating on coilover perches for even load distribution and accurate height adjustment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowder Coat Finish:\u003c\/strong\u003e Resists corrosion in harsh track environments while maintaining consistent rates.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eIdeal for front or rear coilovers in drag, oval track, or road race applications.\u003c\/li\u003e\n\u003cli\u003ePreload carefully to avoid coil bind; rate remains linear up to 70% compression.\u003c\/li\u003e\n\u003cli\u003ePacked in protective cardboard tube for damage-free delivery.\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\u003eVerify shock body ID matches 3.00\" spring diameter; use reducers if needed.\u003c\/li\u003e\n\u003cli\u003eTorque perches to manufacturer specs; check ride height after 100 miles.\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\u003eAll\u003c\/td\u003e\n\u003ctd\u003eCoilover Equipped\u003c\/td\u003e\n\u003ctd\u003eDrag\/Road Race\/Off-Road\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\u003eRace springs trusted in NHRA, NASA, and SCCA competitions worldwide.\u003c\/li\u003e\n\u003cli\u003eGerman engineering with tolerances under 1% for rate accuracy.\u003c\/li\u003e\n\u003cli\u003e100% stress relieved and dual-tempered for zero settling.\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 Does this spring fit specific vehicles?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Universal design for any coilover shock with 3\" ID perch; common in custom drag cars, muscle cars, and imports like Mustang, Camaro, Civic, and Miata builds.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What material and finish are used?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e SAE 9254 chrome silicon steel, shot peened, epoxy powder coated black for rust protection and track durability.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What is the warranty and install tip?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Eibach limited lifetime warranty against manufacturing defects; inspect for proper seating and preload to 30-50% of free length.\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 tube, 15\" x 4\" x 4\" dimensions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 4.95 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Eibach","offers":[{"title":"Default Title","offer_id":41564221964367,"sku":"EIB1400.300.0300S","price":115.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/eibach-ers-14_00-inch-l-x-3_00-inch-dia-x-300-lbs-coil-over-spring-eibach.jpg?v=1766042559","url":"https:\/\/www.blackopsautoworks.com\/products\/eibach-ers-14-00-inch-l-x-3-00-inch-dia-x-300-lbs-coil-over-spring","provider":"Black Ops Auto Works","version":"1.0","type":"link"}