Assembling Differential Assembly - Arctic Cat 450 XC 2011 Service Manual

2. Place the ring gear with selected shim into the cover
and measure the ring gear to thrust button clearance
with a thickness gauge. Clearance should be 0.002-
0.004 in.
3. If clearance is as specified, remove the ring gear and
thrust button; then place a drop of red Loctite #271
on the threads and tighten to 8 ft-lb (left-hand
threads).
4. If clearance is not as specified, repeat steps 1 and 2
using thicker (clearance too great) or thinner (clear-
ance too small) until correct specification is reached.

Assembling Differential Assembly

1. With the pinion gear and new bearings installed,
place the selected (backlash) shim on the gear case
side of the ring gear with the chamfered side toward
the ring gear; then install into gear case/differential
housing.
GC057A
2. Place the selected (end-play) shim, chamfered side
toward the gear, onto the cover side of the ring gear.
 NOTE: The spider and ring gear assembly must be
GC058A
replaced as a complete unit.
3. Making sure the O-ring is properly positioned on the
differential housing cover assembly, install the cover
with existing cap screws (coated with green Loctite
#609). Account for the ID tag. Tighten the cap
screws evenly to 18 ft-lb.
 NOTE: Grease can be applied to the O-ring for ease
of assembling.
4. Install the shift fork shaft w/spring into the housing
making sure the shaft O-ring is positioned to the
inside.
5. Install the shift fork assembly making sure the fork
leg is facing upward. Apply a small amount of oil to
GC031A
the gasket; then install the gasket.
Manual
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GC059
GC059B
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