{"product_id":"ast-astastls-14-473-lowering-springs-for-2012-2016-bmw-z4-roadster-e89","title":"AST astASTLS-14-473 Lowering Springs for 2012–2016 BMW Z4 Roadster E89","description":"The AST Lowering Springs reduce your car’s center of gravity while maintaining the comfort of OEM springs. Designed as a direct OEM replacement, they are vehicle-specific and crafted with premium materials on top-quality Wafios coiling machines. Their progressive design balances a lowered stance with enhanced performance. With compatibility across over 3,000 models from 1966 upwards, these springs suit a wide range of vehicles. Backed by a lifetime warranty against breakage, they offer reliability and peace of mind on every drive.\nSet of AST Lowering Springs to lower that center of gravity without giving in a lot of the comfort you are used to with the OEM springs. Cold-coiled on the best Wafios coiling machines. Lifetime warranty against breaking.\n44. For cars with standard lowering, the indicated lowering will be reduced with the amount of the standard lowering.\n\u003cul\u003e\n  \u003cli\u003eSet of AST Lowering Springs to lower that center of gravity without giving in a lot of the comfort you are used to with the OEM springs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAST Lowering Springs are designed as direct OEM replacements for the specified BMW Z4 Roadster applications. Their progressive spring design lowers the vehicle’s center of gravity while aiming to retain much of the comfort associated with OEM springs. The set is cold-coiled using Wafios coiling machines and is designed for a lowered stance with enhanced performance.\u003c\/p\u003e\u003cp\u003eFor standard-lowering applications, the indicated lowering is reduced by the amount of the existing standard lowering. These springs are backed by a lifetime warranty against breakage. Fitment data lists compatibility with 2012–2016 BMW Z4 models, including the E89 Roadster platform. Confirm vehicle specifications before installation.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features \u0026amp; Performance Benefits\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eLowered center of gravity: Supports a lower vehicle stance.\u003c\/li\u003e\n\u003cli\u003eProgressive spring design: Balances lowering with comfort and performance.\u003c\/li\u003e\n\u003cli\u003eDirect OEM replacement: Designed for vehicle-specific applications.\u003c\/li\u003e\n\u003cli\u003eCold-coiled construction: Manufactured using Wafios coiling machines and backed by a lifetime warranty against breakage.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eProduct Specifications \u0026amp; Technical Data\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBrand: AST\u003c\/li\u003e\n\u003cli\u003ePart number: astASTLS-14-473\u003c\/li\u003e\n\u003cli\u003ePart type: Automotive lowering springs\u003c\/li\u003e\n\u003cli\u003eApplication: BMW Z4 Roadster E89\u003c\/li\u003e\n\u003cli\u003eListed engine applications: 18i, 20i, 23i, 28i and 30i\u003c\/li\u003e\n\u003cli\u003eLowering specification: 30 mm front and 25 mm rear\u003c\/li\u003e\n\u003cli\u003eDesign: Progressive\u003c\/li\u003e\n\u003cli\u003eWarranty: Lifetime warranty against breakage\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eWhat's Included in the Box\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eOne set of AST Lowering Springs\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFitment\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eFits 2012, 2013, 2014, 2015 and 2016 BMW Z4 models.\u003c\/p\u003e\u003cbr\u003e\nFitments:\u003cbr\u003e\n2012 BMW Z4 sDrive28i\u003cbr\u003e\n2013 BMW Z4 sDrive28i\u003cbr\u003e\n2014 BMW Z4 sDrive28i\u003cbr\u003e\n2015 BMW Z4 sDrive28i\u003cbr\u003e\n2016 BMW Z4 sDrive28i\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\u003ctd\u003eAir Freight Prohibited: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eNot Carb Approved: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eLtl Freight Required: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eProp 65: Unknown\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003ePart Type: automotive\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eEpa: N\/A\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eCarb Acknowledgement Required: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eRegular Stock: t\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eUnits Per Sku: 1\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eClearance Item: t\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"AST","offers":[{"title":"Default Title","offer_id":68060324888828,"sku":"ASTLS-14-473","price":366.17,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0641\/6518\/3740\/files\/5adb116ada0a41391a383473a835c60fL_f5d1a8ab-79c3-4868-8807-8add83f6c933.jpg?v=1793641758","url":"https:\/\/diycustoms.store\/products\/ast-astastls-14-473-lowering-springs-for-2012-2016-bmw-z4-roadster-e89","provider":"diycustoms.store","version":"1.0","type":"link"}