Arctic Cat 650 Twin2004, Service Manual

Page: 139 / 210

6-11
6
KX181
7. Using the 48 mm Internal Hex Socket (p/n
0444-104), remove the nut securing the pinion
gear assembly.

NOTE: On a front differential, the nut has
right-hand threads. On a rear gear case, the nut
has left-hand threads.
CC875
CC876
8. Using the Pinion Gear/Shaft Removal Tool (p/n
0444-127) and a hammer, remove the pinion gear
from the housing.
CC878
9. Secure the pinion gear in a bearing puller; then
remove the pinion bearing using a press. Account
for a collar, a bearing, and a shim.
CC879
CC880

NOTE: If gears are being replaced, use the exist-
ing shims. The numbers are scribed onto the
gears: the ring gear has the number on the oppo-
site side of the gears, and the pinion gear has the
number on the end of the pinion gear shaft by the
splines. If no number is present, it should be con-
sidered as being in the O category.

NOTE: If the housing is being replaced, proceed
to the following Shimming Procedure/Shim Selec-
tion sub-section.