{"product_id":"eibach-ers-18-00in-length-3-00in-id-7-69in-block-height-coilover-spring","title":"Eibach ERS 18.00in Length 3.00in ID 7.69in Block Height Coilover Spring","description":"\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003e1800.300.0350S\u003c\/span\u003e   |   \u003cstrong\u003eUPC:\u003c\/strong\u003e 803050428721\u003c\/p\u003e\n\n\u003ch4\u003e\u003cstrong\u003eEibach ERS 18.00in Length 3.00in ID 7.69in Block Height 350 lb\/in Coilover Spring\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eEibach ERS coilover spring offers 18.00-inch free length, 3.00-inch inside diameter, 7.69-inch block height, and 350 lb\/in spring rate for race and performance coilover setups. Fits universal coilover applications across various vehicles requiring precise suspension tuning. Provides linear rate progression for consistent handling and control under high loads.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLinear Spring Rate:\u003c\/strong\u003e 350 lb\/in delivers predictable response and maintains performance during repeated racing cycles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Dimensions:\u003c\/strong\u003e 18.00in free height, 3.00in ID, 7.69in block height ensure exact fit in coilover assemblies.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries Production Quality:\u003c\/strong\u003e Manufactured with repeated processes for lowest industry tolerances and reliable consistency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Tensile Chrome Silicon Steel:\u003c\/strong\u003e Shot-peened and preset for extended durability and fatigue resistance in race conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSilver Powder Coat Finish:\u003c\/strong\u003e Resists corrosion while allowing clear identification in professional shop environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eInspect spring for damage before installation and after each race event.\u003c\/li\u003e\n\u003cli\u003ePair with matching Eibach coilover components for optimal setup.\u003c\/li\u003e\n\u003cli\u003eShips in protective cardboard tube to prevent deformation.\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\u003eUse OEM or Eibach-specified retainers and perches for secure mounting.\u003c\/li\u003e\n\u003cli\u003eTorque hardware to manufacturer specs; cycle suspension 5-10 times post-install.\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\u003eVarious\u003c\/td\u003e\n\u003ctd\u003eCoilover Suspension\u003c\/td\u003e\n\u003ctd\u003eRace\/Performance Builds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2006-2013\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003eM3\u003c\/td\u003e\n\u003ctd\u003eAll (Strut Coilover)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2015-2021\u003c\/td\u003e\n\u003ctd\u003eFord\u003c\/td\u003e\n\u003ctd\u003eMustang\u003c\/td\u003e\n\u003ctd\u003eGT (Rear Coilover)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2017-2023\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eCamaro\u003c\/td\u003e\n\u003ctd\u003eSS\/ZL1 (Custom)\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\u003eWorld's leading race spring system with extensive motorsport heritage.\u003c\/li\u003e\n\u003cli\u003eAchieves smoothest linear rates through advanced manufacturing.\u003c\/li\u003e\n\u003cli\u003eDelivers unmatched consistency and quality control tolerances.\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 What vehicles does this spring fit?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Universal for coilover systems; common in BMW M3 strut setups, Ford Mustang rear, Chevy Camaro custom builds—verify dimensions for your application.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What material and construction details?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e High-tensile chrome silicon steel, shot-peened, dual-tempered, preset, and powder-coated silver for maximum strength and corrosion resistance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What is the warranty and installation info?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Eibach limited lifetime warranty against defects; professional install advised with proper perches and cycling after assembly.\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 \/ USPS Priority\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; box dimensions 19 x 4 x 4 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 6.2 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Eibach","offers":[{"title":"Default Title","offer_id":43451092729935,"sku":"EIB1800.300.0350S","price":103.7,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/eibach-ers-18_00in-length-3_00in-id-7_69in-block-height-coilover-spring-eibach.jpg?v=1766043384","url":"https:\/\/www.blackopsautoworks.com\/products\/eibach-ers-18-00in-length-3-00in-id-7-69in-block-height-coilover-spring","provider":"Black Ops Auto Works","version":"1.0","type":"link"}