The R1 Concepts drilled brake rotor for 1999–2004 Audi A6 Quattro (front left) is a black-finished replacement rotor intended for the front-left wheel. This drilled rotor matches the listed front application and provides a practical, like-for-like replacement to restore proper rotor fitment and retain compatibility with the vehicle’s braking components for the specified A6 Quattro model years.

R1 99-04 Audi A6 Quattro Front Left Drilled Black Brake Rotor