2012 Sportsman 400/500 and EFI Tractor Service Manual 9923412, Page 358Get this manual
BRAKES 2Carefully assemble caliper body, making sure O-rings are properly positioned in grooveTighten the caliper anvil bolts and then torque the anvil bolts evenly to specification4Install caliper specificationand torque mounting bolts to
30-35 ft.lbs