Extension Housing: Service and Repair

Extension Housing and Seal Replacement

Removal Procedure




1. Remove the drive flange (2) and seal (3).
2. Place a suitable jack under the transmission pan in order to support the transmission.
3. Remove the transmission support.
4. Place an drain pan under the extension housing.




5. Remove the extension housing bolts (35).
6. The output shaft retainer will slide off the output shaft while removing the case extension housing.
7. Remove the extension housing (27) and the seal (25).

Installation Procedure




1. Install the output shaft thrust washer to the back side of the case extension housing prior to installing of the case extension housing. Align the thrust washer tabs with the locating slots on the case extension housing.





Important: The case extension gasket seal is reusable. Replace the gasket ONLY if the sealing surface is damaged.

2. Install the extension housing (27) and the seal (25).

Notice: Refer to Fastener Notice.

3. Install the extension housing bolts (35).

Tighten the bolts to 22 N.m (16 lb ft).

4. Install the transmission support. Remove the transmission jack.




6. Install the drive flange (2) and seal (3).