{"product_id":"ast-04-2009-01-2019-bmw-z4-lowering-springs-30mm-25mm","title":"AST 04\/2009-01\/2019 BMW Z4 Lowering Springs - 30mm\/25mm","description":"\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003eASTLS-14-474\u003c\/span\u003e\u003c\/p\u003e\n\n\u003ch4\u003e\u003cstrong\u003eAST 04\/2009-01\/2019 BMW Z4 Lowering Springs - 30mm\/25mm\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eAST Lowering Springs deliver a 30mm front and 25mm rear drop for 2009-2016 BMW Z4 models including sDrive35i and sDrive35is. This direct OEM replacement lowers the center of gravity to sharpen handling and response while retaining familiar OEM ride comfort. Progressive spring rates ensure balanced performance for daily driving and spirited track use.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecise Drop Height:\u003c\/strong\u003e 30mm front 25mm rear tuned specifically for BMW Z4 E89 chassis to improve stability and aesthetics\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProgressive Spring Design:\u003c\/strong\u003e Variable rates deliver compliant ride over bumps with firmer control in corners for confident driving\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium Construction:\u003c\/strong\u003e High-tensile steel coiled on Wafios machines for exact tolerances and long-term durability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVehicle-Specific Engineering:\u003c\/strong\u003e Custom-developed for BMW Z4 models ensuring bolt-on fit without modifications or alignment issues\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLifetime Warranty:\u003c\/strong\u003e Guaranteed against breakage providing reliability for years of performance driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003ePair with stock shocks or upgrade to coilovers for full suspension refresh\u003c\/li\u003e\n\u003cli\u003eRegular alignment check recommended after installation to optimize tire wear\u003c\/li\u003e\n\u003cli\u003ePackaged securely to arrive ready for install\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 spring compressor tool for safe removal of OEM springs\u003c\/li\u003e\n\u003cli\u003eDirectly compatible with factory struts shocks and control arms\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\u003e2009-2016\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003eZ4\u003c\/td\u003e\n\u003ctd\u003esDrive35i\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2011-2016\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003eZ4\u003c\/td\u003e\n\u003ctd\u003esDrive35is\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch4\u003eWhy Choose AST?\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eProven across 3000+ vehicle models from 1966 to 2023\u003c\/li\u003e\n\u003cli\u003eCrafted for performance that matches BMW engineering standards\u003c\/li\u003e\n\u003cli\u003eDirect replacement design fits perfectly from the factory\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 these fit my 2013 BMW Z4 sDrive35i?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Yes fits all 2009-2016 BMW Z4 sDrive35i models as a direct OEM spring replacement\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What material and finish do the springs have?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e High-strength spring steel with corrosion-resistant coating for all-weather durability\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What is covered under the lifetime warranty?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Full protection against manufacturing defects sagging and breakage for the original owner\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 Durable cardboard box 18 x 10 x 8 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 11 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"AST","offers":[{"title":"Default Title","offer_id":42717103554639,"sku":"ASTASTLS-14-474","price":282.47,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/ast-042009-012019-bmw-z4-lowering-springs-30mm25mm-ast.png?v=1771570229","url":"https:\/\/www.blackopsautoworks.com\/products\/ast-04-2009-01-2019-bmw-z4-lowering-springs-30mm-25mm","provider":"Black Ops Auto Works","version":"1.0","type":"link"}