Arctic Cat 350 2011 Service Manual page 157

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3. Using a plastic mallet, tap lightly to remove the
differential cover. Account for an O-ring and a
shim.
NOTE: If the cover is difficult to remove, pry on
the cover in more than one recessed location.
4. Place the differential with the open side down;
then lift the housing off the spider assembly.
Account for shim(s) and mark as right-side.
KX173
GC063
KX179
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5. Unstake the lock collar; then using the 48 mm
Internal Hex Socket, remove the lock collar secur-
ing the pinion gear assembly.
CAUTION
Failure to completely remove the staked material from
the lock collar will result in the destruction of the
threads in the gear case housing.
NOTE: On a front differential, the lock collar has
right-hand threads. On a rear gear case, the lock
collar has left-hand threads.
6. Using the Pinion Gear/Shaft Removal Tool and a
hammer, remove the pinion gear from the gear
case housing.
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KX181
6
CC875
CC876
6-7