Polaris 850 MATRYX INDY XC 129 2021

6
9850064 R03 - 2021 650 / 850 Matryx Trail Performance / Crossover Snowmobile Service Manual
© Copyright Polaris Inc.
6.29
JACKSHAFT REMOVAL
1. Follow the procedure for chaincase disassembly or
drive belt/sprocket/backer plate disassembly.
2. Remove the driven clutch assembly.
3. Remove the oil tank from the clutch guard. Remove
the clutch guard.
4. Remove the screws
q
securing the bearing flange to
the bulkhead.
5. Remove the bearing flange
w
.
6. Extract the jackshaft
e
out of the tunnel.
7. Inspect the splines on the jackshaft for abnormal
wear. Inspect the bearing
q
by feel. Replace bearing
if it does not roll smoothly.
8. A deflector
w
is located between the bearing
q
and
machined step in the jackshaft. When installing a new
bearing, press on the inner race of the bearing. Press
until bearing is installed at the specified distance
A
.
MEASUREMENT
Jackshaft Bearing Installation Distance
(From End):
5.47 in (138.85 mm)
JACKSHAFT INSTALLATION
1. Carefully insert the jackshaft
e
through the bulkhead
and into the chaincase.
FINAL DRIVE / BRAKE SYSTEMS