{"product_id":"h-r-super-sport-lowering-springs-bmw-428i-430i-435i-440i-cabrio-f33-without-sport-suspension-2014-2020-28877-4","title":"H\u0026R Super Sport Lowering Springs - BMW 428i\/430i\/435i\/440i Cabrio F33 without Sport Suspension (2014-2020)","description":"\u003cp\u003e\u003cstrong\u003e28877-4 - H\u0026amp;R - Super Sport Lowering Springs - BMW 428i\/430i\/435i\/440i Cabrio F33 without Sport Suspension (2014-2020)\u003c\/strong\u003e\u003c\/p\u003e\u003ch2\u003eProduct Information\u003c\/h2\u003e\u003cp\u003eH\u0026amp;R Super Sport Springs provide a more pronounced lowered stance, reducing the gap between the wheels and fenders. A lower center of gravity helps limit body roll and sharpen handling, while the spring design balances responsive performance with ride comfort.\u003c\/p\u003e\u003cp\u003eManufactured in Germany at H\u0026amp;R's ISO 9001-certified facility, these springs use 54SiCr6 steel rated at 290,000 psi. Shot-peening and block-setting help deliver strength, resilience, and consistent performance.\u003c\/p\u003e\u003cp\u003eLowering varies by vehicle and original suspension equipment. The fitment chart lists the front and rear lowering for each application. Confirm the exact model, year, drivetrain, and suspension notes before ordering.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003ctd\u003e28877-4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePart Name\u003c\/th\u003e\n\u003ctd\u003eSuper Sport Springs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCountry of Origin\u003c\/th\u003e\n\u003ctd\u003eGermany\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eApplication\u003c\/th\u003e\n\u003ctd\u003eSee application-specific fitment chart\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eApplication\u003c\/th\u003e\n\u003ctd\u003eBMW 428i\/430i\/435i\/440i Cabrio F33 without Sport Suspension (2014-2020)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch3\u003eFitment Notes\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eFor vehicles without factory sport suspension.\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003eVehicle Fitment\u003c\/h3\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eYear\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel \/ Application\u003c\/th\u003e\n\u003cth\u003eDrivetrain\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003cth\u003eFront Lowering\u003c\/th\u003e\n\u003cth\u003eRear Lowering\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e2017\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e440i Cabrio (F33)\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003ew\/o Sport Suspension\u003c\/td\u003e\n\u003ctd\u003e1.1 inches\u003c\/td\u003e\n\u003ctd\u003e0.75 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2018\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e440i Cabrio (F33)\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003ew\/o Sport Suspension\u003c\/td\u003e\n\u003ctd\u003e1.1 inches\u003c\/td\u003e\n\u003ctd\u003e0.75 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2019\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e440i Cabrio (F33)\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003ew\/o Sport Suspension\u003c\/td\u003e\n\u003ctd\u003e1.1 inches\u003c\/td\u003e\n\u003ctd\u003e0.75 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2020\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e440i Cabrio (F33)\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003ew\/o Sport Suspension\u003c\/td\u003e\n\u003ctd\u003e1.1 inches\u003c\/td\u003e\n\u003ctd\u003e0.75 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2014\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e435i Cabrio (F33)\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003ew\/o Sport Suspension\u003c\/td\u003e\n\u003ctd\u003e1.1 inches\u003c\/td\u003e\n\u003ctd\u003e0.75 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2015\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e435i Cabrio (F33)\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003ew\/o Sport Suspension\u003c\/td\u003e\n\u003ctd\u003e1.1 inches\u003c\/td\u003e\n\u003ctd\u003e0.75 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2016\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e435i Cabrio (F33)\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003ew\/o Sport Suspension\u003c\/td\u003e\n\u003ctd\u003e1.1 inches\u003c\/td\u003e\n\u003ctd\u003e0.75 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2014\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e428i Cabrio (F33)\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003ew\/o Sport Suspension\u003c\/td\u003e\n\u003ctd\u003e1.1 inches\u003c\/td\u003e\n\u003ctd\u003e0.75 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2015\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e428i Cabrio (F33)\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003ew\/o Sport Suspension\u003c\/td\u003e\n\u003ctd\u003e1.1 inches\u003c\/td\u003e\n\u003ctd\u003e0.75 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2016\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e428i Cabrio (F33)\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003ew\/o Sport Suspension\u003c\/td\u003e\n\u003ctd\u003e1.1 inches\u003c\/td\u003e\n\u003ctd\u003e0.75 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2017\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e430i Cabrio (F33)\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003ew\/o Sport Suspension\u003c\/td\u003e\n\u003ctd\u003e1.1 inches\u003c\/td\u003e\n\u003ctd\u003e0.75 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2018\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e430i Cabrio (F33)\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003ew\/o Sport Suspension\u003c\/td\u003e\n\u003ctd\u003e1.1 inches\u003c\/td\u003e\n\u003ctd\u003e0.75 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2019\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e430i Cabrio (F33)\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003ew\/o Sport Suspension\u003c\/td\u003e\n\u003ctd\u003e1.1 inches\u003c\/td\u003e\n\u003ctd\u003e0.75 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2020\u003c\/td\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e430i Cabrio (F33)\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003ew\/o Sport Suspension\u003c\/td\u003e\n\u003ctd\u003e1.1 inches\u003c\/td\u003e\n\u003ctd\u003e0.75 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003eWe are an authorized dealer. Free shipping within the contiguous US.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eStock Photo Disclaimer:\u003c\/strong\u003e The picture shown is a stock picture for reference and is not a photograph of the actual item being sold. Product appearance may vary by application.\u003c\/p\u003e","brand":"H\u0026R","offers":[{"title":"Default Title","offer_id":67979317739827,"sku":"28877-4","price":373.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0256\/5855\/6497\/files\/h-r-super-sport-springs-for-2017-2020-bmw-440i-cabrio-w-o-sport-suspension-f33-28877-4-1194397706.jpg?v=1794520022","url":"https:\/\/www.circuitspecr.com\/products\/h-r-super-sport-lowering-springs-bmw-428i-430i-435i-440i-cabrio-f33-without-sport-suspension-2014-2020-28877-4","provider":"Circuit Spec R","version":"1.0","type":"link"}