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The DBA 5000 Series slotted front ring for 2018–2021 BMW 230i (with M Performance brakes/370mm front rotor) is a two-piece replacement ring using DBA's T3 bi-directional slot design. Supplied for the left front position, it helps evacuate gases and maintain stronger pad contact under load. This ring suits owners maintaining two-piece rotor setups who require a direct-fit, slotted replacement.
DBA 18-21 BMW 230I (w/M Perf Brakes/370mm Front Rotor) Front 5000 Series Slotted Ring
