2012 Sportsman 400/500 and EFI Tractor Service Manual 9923412, Page 340Get this manual
BRAKES BRAKE CALIPER EXPLODED VIEWS
Sportsman 400 HO, 500 HO, Touring and Forest 500 (INTL Front Caliper Assembly
Apply Polaris DOT approved Brake Fluid to Component Disc brake caliper lube
C ASocket Set Screw BBleeder Screw CCaliper AsmDBoot ESquare O-rings FPiston GCaliper Mount HBrake PAds