2012 Sportsman 400/500 and EFI Tractor Service Manual 9923412, Page 293Get this manual

2012 Sportsman 400/500 and EFI Tractor Service Manual 9923412, Page 293

FINAL DRIVE 10Remove upper control arm bolt as shown Disassembly 1Remove outer snap ring 11Remove both lower control arm
support casting on outer edges so bearing can be removed3Inspect bearingNOTE: Due to extremely close tolerances and minimal
wear, the bearings must be inspected visually, and by feelWhile rotating bearings by hand, inspect for rough spots, discoloration,
or corrosionThe bearings should turn smoothly and quietly, with no detectable up and down movement and minimal movement sideways