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The DBA 4000 Series standard rotor for 2017–2021 BMW 230i with M Sport brakes and 348mm front rotor is a front direct‑replacement HD variant. It retains a smooth OE‑style finish while delivering the practical benefits of the 4000 Series. This front rotor suits owners seeking a like‑for‑like replacement that preserves original braking feel and simplifies routine maintenance.
DBA 17-21 BMW 230I (w/M Sport Brakes/348mm Front Rotor) Front 4000 Series Standard Rotor
