Extension Case

REMOVE OR DISCONNECT
^ Tools Required:
- J 6125-B Slide Hammer
- J 23129 Converter Housing Seal and Extension Housing Oil Seal Remover

1. One bolt and speedometer driven gear case from extension case.
2. Two select return spring bolts, two select return springs and two select guide pins from extension case.
3. Extension case oil seal from extension case using J 23129 with J 6125-B.

Clean
- Extension case-to-upper and lower case mating surfaces.

Inspect
1. Extension case for cracks or porosity. Replace as necessary.
2. Select return springs for distortion or weakness. Replace as necessary.

INSTALL OR CONNECT
^ Tools Required:
- J 37750 Oil Seal Installer
- J 36850 Transjel(R) Transmission Assembly Lubricant

1. Apply J 36850 to the extension case oil seal surface.
2. New extension case oil seal using J 37750 and a hammer.
3. Two select guide pins, two select return springs and two select return spring bolts into extension case.
- Tighten select return spring bolts to 23 Nm (17 ft. lbs.).
4. Apply J 36850 to the speedometer driven gear case O-ring.
5. Speedometer driven gear case into extension case; secure with one bolt.
- Tighten speedometer driven gear case retaining bolt to 12 Nm (106 inch lbs.).