This product includes two vented brake discs designed for the front axle of compatible Mercedes-Benz vehicles. They feature a coated surface and are made from alloyed/high-carbon material, fulfilling the ECE-R90 norm. The discs have a height of 64.5 mm, an outer diameter of 322 mm, and a thickness of 32 mm. The bolt hole circle diameter is 112 mm, and the centering diameter is 67 mm. They are supplied with bolts/screws and have a perforated rotor style. Cross-references include APEC DS K2616, SDK6559, ATE 24.0132-0100.1, BREMBO 09.A621.31, PAD1593, DELPHI BG9076, BG9076C, BG9076C18B1, BG9076C19B1, FERODO DDF1694, DDF. Please use the make model tool to check fitment for your specific vehicle. If unsure, contact us.