5.19
Final Drive/Brake System
5
Jackshaft Removal
1. Follow the procedures for chaincase disassembly or
drive belt/sprocket/backer plate disassembly.
2. Remove the driven clutch assembly.
3. Remove the oil tank/clutch
cover assembly. Remove
the airbox.
4. Remove the jackshaft flangette screws and nuts or nut
pl
ate. Discard the lock Nuts.
5. Carefully pull the jackshaft from the clutch-side of the
veh
icle out of the chaincase. Remove jackshaft from
vehicle.
Jackshaft Installation
1. Carefully insert the jackshaft through the bulkhead
and into the chaincase.
2. Using new lock Nuts, install the jackshaft flangette.
To
rque nuts to specification.
3. Reinstall the airbox assembly a
nd driven clutch.
torque driven clutch fastener to specification.
4. Follow the procedures for chaincase assembly.
NOTE: The jackshaft features a sealed bearing. No
gr
ease is required.
Driveshaft Removal
1. Follow the procedures for chaincase disassembly or
drive belt/sprocket disassembly.
2. Remove the driven clutch assembly.
3. Remove the track/rear suspe
nsion from the vehicle.
4. Remove the nuts securing both the speedometer
ho
using to the chassis and the nuts securing the
driveshaft to the speedometer housing. Discard the
lock Nuts.
5. Carefully pull the driveshaft from the clutch-side of the
veh
icle out of the chaincase/backer plate. When the
driveshaft clears the chaincase/backer plate, drop it
down through the tunnel and then remove the
driveshaft from the vehicle.
6. Inspect the drive sprockets for
damage and excessive
wear. Complete driveshaft replacement is required if
sprockets or bearing are damaged.
7. Inspect the gasket. Replace if worn or damaged.
Driveshaft Installation
1. From underneath the tunnel, insert the flangette-side
of the driveshaft through the bulkhead.
2. Once aligned with the chaincase or backer plate,
carefully
insert the spline-end into the lower
chaincase/backer plate hole.
3. Verify the gasket is not damaged or torn.
4. Using new lock nuts, loosely insta
ll both the driveshaft
and speedometer flangettes.
5. Torque the speedometer housing and driveshaft nuts
to spec
ifications.
6. Install the driven clutch assembly. Torque driven
clu
tch fastener to specification.
7. Reinstall the track/rear suspension.
8. Follow the procedures for chaincase assembly.
NOTE: The driveshaft features a sealed bearing. No
g
rease is required.
The speedometer sensor pickup gear is not
s
erviceable.
Jackshaft Flange Nuts: 18 ft-lbs (25 Nm)
Driven Clutch Fastener: 18 ft-lbs (25 Nm)
Speedometer Housing/Driveshaft Nuts:
18 ft-lbs (25 Nm)
Driven Clutch Fastener: 18 ft-lbs (25 Nm)
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