{"product_id":"bilstein-46-258083-bmw-f33-f83-b12-pro-kit-coilover-inc-420i-428i-430i-420d-425d","title":"F33 F83 BMW 4 Series Lowering Kit - Bilstein B8 Dampers + Eibach Pro-Kit Springs, Part No BILSTEIN-46-258083","description":"\u003cp\u003eFor F33 and F83 chassis - not F32, not F82, not G22. This is the \u003cstrong\u003eBilstein B8 monotube damper\u003c\/strong\u003e and \u003cstrong\u003eEibach Pro-Kit spring\u003c\/strong\u003e combo enthusiasts actually fit: precise drop, fast-road compliance, track-day resilience.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrop:\u003c\/strong\u003e 10-30 mm front\/rear (varies by model; F83 M4 drops more than F33 420d)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntent:\u003c\/strong\u003e Fast road, stage 1 build, daily driver with attitude - not show car trim or OEM replacement\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Fits all F33 (420i, 428i, 430i, 420d, 425d) and F83 (M4, M4 Convertible) - no N54\/N55\/S55 engine code caveats; it’s chassis-led\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhy this pairing?\u003c\/strong\u003e B8s handle heat and repetition; Eibach Pro-Kit springs are progressive, linear, and proven alongside B8s on UK B roads and Silverstone GP circuit\u003c\/li\u003e\n\u003cli\u003ePart number BILSTEIN-46-258083 refers to the full kit - dampers and springs, matched, boxed together\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSearches this answers: \u003cstrong\u003eF33 lowering kit\u003c\/strong\u003e, \u003cstrong\u003eF83 M4 suspension upgrade\u003c\/strong\u003e, \u003cstrong\u003eBilstein B8 + Eibach Pro-Kit F83\u003c\/strong\u003e, \u003cstrong\u003estage 1 BMW 4 Series suspension\u003c\/strong\u003e, \u003cstrong\u003efast road F33 coilovers alternative\u003c\/strong\u003e, \u003cstrong\u003eBILSTEIN-46-258083\u003c\/strong\u003e.\u003c\/p\u003e","brand":"Bilstein","offers":[{"title":"Default Title","offer_id":54381956596055,"sku":"BILSTEIN-46-258083","price":1030.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1038\/4575\/7271\/files\/11oDLcBmjChIiz-uz6ApHm5bWlASwi0Kh.jpg?v=1787137601","url":"https:\/\/cuzracecars.com\/products\/bilstein-46-258083-bmw-f33-f83-b12-pro-kit-coilover-inc-420i-428i-430i-420d-425d","provider":"Cuz Race Cars","version":"1.0","type":"link"}