The DFC Geomet-coated rotor for 2015-2021 Mercedes-Benz S450 rear applications is a plain-faced, hi-carbon alloy replacement that restores reliable stopping and direct-fit braking. It's cast from premium G3000/G11H18 iron with an OE vane layout for consistent heat dissipation, 100% precision mill-balancing, and a fine-turned 16 RMS finish for improved break-in. Geomet coating protects against corrosion; DTV 0.10 mm maximum, lateral runout 0.50 mm maximum.
DFC 15-21 Mercedes-Benz S450 Rear Hi-Carbon Alloy Geomet Coated Rotor