Transmission Housing Oil Seal Replacement (Rear Wheel Drive)

Removal Procedure





1. Raise the vehicle. Refer to Vehicle Lifting.
2. Remove the rear propeller shaft.
3. If the vehicle is equipped with a P model NV4500 transmission, perform the following:
3.1. Remove the mainshaft nut.
3.2. Remove the washer.
3.3. Remove the spline seal.





4. If the vehicle is equipped with a C model NV4500 transmission, perform the following:
4.1. Remove the mainshaft nut.
4.2. Remove the washer.
4.3. Remove the yoke.





5. Remove the rear oil seal from the extension housing.


Installation Procedure

^ Tools Required
- J 22834 Extension Housing Seal Installer





1. Using J 22834 install the new rear oil seal into the extension housing.





2. Ensure J 22834 is centered on the seal during installation.





3. If the vehicle is equipped with a P model NV4500 transmission, perform the following:
3.1. Install the spline seal.
3.2. Install the washer.
3.3. Install the mainshaft nut.





4. If the vehicle is equipped with a C model NV4500 transmission, perform the following:
4.1. Install the yoke.
4.2. Install the washer.
4.3. Install the mainshaft nut. Install the rear propeller shaft.
6. Check the transmission oil level.
7. Lower the vehicle.