2009 Polaris Sportsman 850 XP EFI EPS Service Manual, Page 291Get this manual
BRAKES 5Remove the two brake caliper mounting boltsCAUTION: Do not hang the caliper by the brake lineUse wire to hang caliper to prevent damage to the brake lineRear Caliper Shown
10Install wheel hub assembly, cone washers, and hand tighten the castle nutInstall washers with domed side out
Cone Washers Wheel Hub
11Install the brake caliper and torque the new mounting bolts to specification
Remove the wheel hub assembly from the bearing carrierPress out the wheel studs and remove the brake disc