Appr. stamp: R90 homologated, Height: 43,8 mm, Brake Disc Type: Vented, Brake Disc Thickness: 22 mm, Outer diameter: 256 mm, Num. of holes: 4, Centering Diameter: 62,2 mm, Bolt Hole Circle Ø: 100 mm, Coated, Set, without bolts/screws, Number of mounting bores: 2