XR1200 Front Brake Disc, You need to order 2 of them. They will fit on both sides. This is a 'floating' 'floating' brake disc.

Specification: HD01FL: Outside diameter:292 mm Inside diameter: 56 mm Thickness: 5 mm Number of Holes: 5 Diameter: 8,5 mm Boltpattern: 82,5 mm