Extension Housing

Extension Housing

Special Tools And Equipment:

Special Tool(s)

Part 1 Of 2:

Part 2 Of 2:

Disassembly and Assembly





1. Remove the bolt and the Output Shaft Speed (OSS) sensor.





2. Remove the bolt and the reverse lockout solenoid.





3. Remove the bolts and the reverse idler shaft bracket.





4. Remove the reverse idler gear thrust washer.





5. Remove the reverse idler gear.





6. NOTE: If the countershaft extension bearing was installed new, install a new bearing cup.

Remove the reverse idler gear needle bearing and countershaft extension bearing cup.
^ Inspect the needle bearing for wear or damage. Install a new bearing as necessary.
^ Inspect the bearing cup for wear or damage. Install a new bearing and bearing cup as necessary.





7. Remove the reverse idler gear thrust washer and the reverse idler hear shaft.





8. Remove the countershaft extension bearing shim and the fluid funnel.





9. Remove the snap ring.





10. NOTE: If the mainshaft bearing was install new, install a new bearing cup.

Position the extension housing with the seal facing upward. Using a brass drift, remove the mainshaft bearing cup.





11. Remove and discard the extension housing seal.

12. WARNING: Make sure protective eye wear is in place.

Clean the housing with solvent and dry with compressed air. Clean and check the sealing surface for nicks or scratches. Inspect the housing for cracks.
^ If the housing is cracked, install a new housing. If the sealing surface has nicks or scratches, use a soft stone or crocus cloth to remove.





13. Using the special tools, install the mainshaft bearing cup.





14. Using the special tool, install the extension housing seal.
^ Install the seal with the drain hole at the six o'clock position.
15. To assemble, reverse the disassembly procedure.