2010 Polaris Sportsman 850 Service Manual, Page 231Get this manual

2010 Polaris Sportsman 850 Service Manual, Page 231

FINAL DRIVE 16Remove the (3) bolts retaining the input cover20Remove the (4) screws that retain the pump neck assembly to
the armature plate and cam as an assembly19Inspect the magnetic coil (L) and needle bearing (M) located in the input cover
assemblyIf replacement is required, replace the input cover as an assemblyL 22Inspect the pinion gear (N) for chipped, broken,
or missing teethInspect the input shaft bearing (P) for signs of wearThe bearing can be replaced separate from the input