The R1 Concepts drilled brake rotor for 2001–2006 BMW M3 (left front) is a vehicle-specific replacement with a black finish and a drilled braking face intended for service or upgrade use. Designed for the left-front position on compatible M3 models, this rotor replaces worn or damaged hardware during brake maintenance and restores a matched braking surface across the listed model years.
R1 01-06 BMW M3 Left Front Drilled Black Brake Rotor