{"product_id":"eibach-ers-6-00-inch-l-x-2-25-inch-dia-x-350-lbs-coil-over-spring-single-spring","title":"Eibach ERS 6.00 inch L x 2.25 inch dia x 350 lbs Coil Over Spring (single spring)","description":"\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003e0600.225.0350\u003c\/span\u003e   |   \u003cstrong\u003eUPC:\u003c\/strong\u003e 803050104687\u003c\/p\u003e\n\n\u003ch4\u003e\u003cstrong\u003eEibach ERS 6.00 Inch L x 2.25 Inch Dia x 350 lbs Coil Over Spring (Single Spring, Universal Fit)\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eEibach ERS 0600.225.0350 is a high-performance coilover spring measuring 6.00 inches long with a 2.25-inch inside diameter and 350 lbs\/in spring rate. Designed for custom coilover shocks in drag racing, autocross, road course, and street performance vehicles. Provides firm response and durability for repeated high-load use.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChrome Silicon Steel:\u003c\/strong\u003e High-tensile material resists fatigue for extended spring life in racing conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShot-Peened Process:\u003c\/strong\u003e Increases surface strength by 200% to handle extreme stress without sagging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSquared \u0026amp; Ground Ends:\u003c\/strong\u003e Ensures secure, flat seating on perches for precise load transfer.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLinear 350 lb\/in Rate:\u003c\/strong\u003e Delivers consistent damping control and predictable handling at all suspension travel points.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact 2.25\" ID:\u003c\/strong\u003e Fits standard coilover shock bodies from major brands like QA1, Penske, and Bilstein.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eSold as single spring; pair recommended for balanced setups.\u003c\/li\u003e\n\u003cli\u003eHeat-treated and preset to retain rate after initial compression cycles.\u003c\/li\u003e\n\u003cli\u003ePackaged in protective sleeve to prevent shipping damage; 8\" x 4\" x 4\" box dimensions.\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 exceeds 2.25\" and free height accommodates 6.00\" length.\u003c\/li\u003e\n\u003cli\u003eCompatible with adjustable perches and collars for 2.25\" ID springs; torque to spec.\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\u003eCustom\/Racing\/Track\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUniversal\u003c\/td\u003e\n\u003ctd\u003eAll\u003c\/td\u003e\n\u003ctd\u003eDrag\/Autocross\u003c\/td\u003e\n\u003ctd\u003eStreet Performance\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\u003eTrusted by factory teams in NASCAR, Formula Drift, and endurance racing.\u003c\/li\u003e\n\u003cli\u003eGerman-engineered for exact tolerances and million-cycle durability.\u003c\/li\u003e\n\u003cli\u003eConsistent rates tested to 1 million cycles without performance loss.\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 coilover shocks?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Yes, for shocks with 2.25\" minimum ID and height clearance for 6.00\" length; common in BC Racing, Tein, Fortune Auto, and similar systems.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What finish and material details?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Silver zinc phosphate finish over chrome silicon vanadium steel; nitrogen-infused for corrosion resistance and longevity.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What warranty coverage?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Limited lifetime warranty against defects in materials or workmanship when installed and used properly.\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 tube\/box, 8 x 4 x 4 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 3.3 lbs (product), 4 lbs (shipping)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Eibach","offers":[{"title":"Default Title","offer_id":41317540167759,"sku":"EIB0600.225.0350","price":68.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/eibach-ers-6_00-inch-l-x-2_25-inch-dia-x-350-lbs-coil-over-spring-single-spring-eibach.jpg?v=1766042475","url":"https:\/\/www.blackopsautoworks.com\/products\/eibach-ers-6-00-inch-l-x-2-25-inch-dia-x-350-lbs-coil-over-spring-single-spring","provider":"Black Ops Auto Works","version":"1.0","type":"link"}