CRU Polaris Rear Brake Caliper 02-07 Sportsman 400 450 500 600 700 800 CRU Products Rear Polaris Caliper, comes with brake pads. Fits: 03-05 Sportsman 400, 06-07 Sportsman 450, 03-06 Sportsman 500 (Fits the HO & EFI, but will NOT fit the X2 EFI), 03-05 Sportsman 600, 02-06 Sportsman 700, 05-06 Sportsman 800 Quantity 1