The DFC Geomet-coated rotor for 2006–2020 BMW 328i GT xDrive rear is a hi-carbon alloy replacement that adds corrosion protection while matching OE cooling design. Constructed from premium G3000/G11H18 iron castings with an OE vane configuration, it delivers effective heat dissipation. Precision mill-balanced to reduce vibration for smoother stopping, it features a fine-turned 16 RMS finish for pad break-in and Geomet protection with DTV (0.10 mm) and lateral runout (0.50 mm) limits.

DFC 06-20 BMW 328i GT xDrive Rear Hi-Carbon Alloy Geomet Coated Rotor