Front Gearcase Assembly - Polaris ACE 900 2017 Service Manual

FRONT GEARCASE ASSEMBLY

1. As mentioned during gearcase disassembly section,
replace all O-rings, seals and worn components.
2. Install pinion shaft assembly and install internal snap
ring.
NOTICE
If bearing replacement was required, press new bearing
onto the pinion shaft and install a new external snap
ring.
3. Install a new pinion shaft seal
housing. Using a universal seal installer, press the
new seal into the housing until the seal is just below
the housing chamfer.
4. Install the RH output hub
housing.
9929422 R02 - 2017-2019 ACE 900 Service Manual
© Copyright Polaris Industries Inc.
5. Carefully install the rollers
q
into the pinion gear
6. Install the torsion spring
w
into the gearcase
assembly while installing the assembly into the
clutch housing.
NOTICE
Install roll cage so that the ring gear grooves line up
with the roll cage windows (see below). Be sure role
cage top groove is facing upward.
r
the spring around the dowel pin on the ring gear.
FINAL DRIVE
e
into the roll cage
by wrapping each leg of
7
7.35