The DFC Geomet-coated right front drilled rotor for 2021–2025 BMW M4 is a hi-carbon alloy direct-fit replacement crafted to restore front braking performance with drilled faces for heat relief. It features premium G3000/G11H18 iron castings and OE vane geometry for heat control, precision mill-balancing to reduce vibration, a fine-turned 16 RMS finish for improved break-in, and Geomet coating for corrosion resistance. DTV ≤0.10 mm; lateral runout ≤0.50 mm.

DFC 21-25 BMW M4 Right Front Drilled Hi-Carbon Alloy GEOMET Coated Rotor