SHW Performance rear drilled-and-dimpled lightweight brake rotor for 2021–2022 Audi RS6 4.0L V8 is a vehicle-specific replacement rotor in a drilled-dimpled configuration. The product listing notes improved cooling—up to 50% in its stated claim—to help prevent brake fade. This rotor is intended as a direct-fit rear replacement for the RS6 application and provides corrosion-resistant finishing where specified.
SHW 21-22 Audi RS6 4.0L V8 Rear Drilled-Dimpled Lightweight Brake Rotor (4K0615601A)