The DBA 4000 Series HD rear rotor for the 2017 Mercedes‑Benz AMG GT with 390mm front rotors is a direct-replacement rotor that pairs 4000 Series benefits with a smooth OE-style finish. The HD variant suits owners who want the improved rotor characteristics of the 4000 line while preserving a factory look, making it appropriate for street use and regulated events where appearance matters.
DBA 2017 Mercedes-Benz AMG GT (w/390mm Front Rotor) Rear 4000 Series Standard Rotor