Gearcase / Axle Installation - Polaris MS4000 Service And Owner's Manual

FINAL DRIVE
3. Replace the pinion shaft cover O-ring and install the cover.
Install the four pinion shaft cover bolts and torque the bolts
to 26 ft. lbs. (35 Nm).
Pinion Gear Cover
New O-Ring
Pinion Shaft Cover Bolt Torque:
26 ft. lbs. (35 Nm)
4. Install the wave spring into the differential assembly. Be
sure to properly seat the wave spring into the differential.
5. Reinstall the output shaft and ring gear.
6. Install a new O-ring onto the lip of the gearcase housing.
7.62
NOTE: The O-ring is a smaller diameter than the
gearcase. Use two hands to work the O-ring onto the
gearcase lip.
26 ft. lbs.
(35 Nm)
7.
8.
9.

Gearcase / Axle Installation

1.
2.
3.
Install the output cover onto the differential assembly.
The output cover must be properly aligned and installed
straight with the differential when installed. This will
ensure that the O-ring is not damaged during output cover
installation. This also helps to prevent any gearcase leaks
after assembly.
Torque the output cover bolts to 30 ft. lbs. (41 Nm).
Output Cover Bolt Torque
30 ft. lbs. (41 Nm)
Lube the splines of the rear gearcase with anti-seize.
Reinstall the axle spacer seals. Reinstall the axle onto the
rear gearcase (both sides) Reinstall the axle tube over the
axle and attach it to the gearcase.
Install and tighten the four bolts onto the right side of the
gearcase. Install and tighten the two bottom bolts to the left
side of the gearcase. Do not torque the bolts.
New O-Ring