The R1 Concepts drilled brake rotor for 2003–2008 BMW Z4 (rear right) is a vehicle-specific replacement finished in black with a drilled braking face intended for service or upgrade use. Specified for the rear-right position on compatible Z4 models, it replaces worn or damaged rotors during brake maintenance and restores a consistent braking surface across the indicated model years.

R1 03-08 BMW Z4 Rear Right Drilled Black Brake Rotor