2012 Sportsman 400/500 and EFI Tractor Service Manual 9923412, Page 301Get this manual
FINAL DRIVE Inner Plunging JointBoot Replacement
1Using side cutters, cut away and discard the boot clamps5Using soft-faced hammer, or brass drift, strike the inner race of the joint to drive the joint off the drive shaftBe sure to tap evenly around the joint to avoid bindingBrass Drift Shown
2Remove the large end of the boot from the plunging joint and slide the boot down the shaft
IMPORTANT: Tap on inner race only! 6Make sure the circlip is still on the shaft and not left in the jointCirclip