Polaris Sportsman 850 Service Manual page 289

6. Remove the torsion spring retainer and torsion
spring from the top of the ring gear.
7. Remove the ring gear and roll cage assembly from
the gearcase housing.
8. Remove the male (RH) output hub assembly. Inspect
the bearings, contact surfaces and splines for signs
of wear or damage. Visually inspect the clutch plate
area. If plates are steel-on-steel, or if the friction
material is worn, the assembly must be replaced.
9. Place a shop towel over the ring gear assembly and
slowly remove the roll cage and rollers from the ring
gear.
NOTE
Rollers are spring loaded. Take care not to allow them
to fall out or lose them upon removal of the roll cage.
10. Inspect the rollers (B) for nicks, scratches and flat
spots. Inspect the roll cage (C) for damage or cracks.
The rollers must slide up and down freely within the
roll cage surfaces. Inspect the ring gear (D) for
consistent wear patterns. Surfaces should be free of
nicks or burrs.
11. Inspect roll cage sliding surfaces. These surfaces
must be clean and free of nicks, burrs or scratches.
FINAL DRIVE
7
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