Side View Of Transmission - Pontiac Grand Prix Service Manual

7C-4
1969
PONTIAC SERVICE MANUAL
MAJOR REPAIRS
TRANSMISSION
REMOVE
Refer to Section 7B.
DISASSEMBLE
1. Remove side cover attaching bolts, drain lubricant
and remove side cover and gasket.
2. Remove front bearing retainer and gasket.
3. Remove front bearing to main drive gear snap ring.
4. Pull main drive gear out of case as far as possible
and remove front bearing (Fig. 7C-5).
NOTE: Although front bearing is a slip fit on main
drive gear, it may be necessary to aid removal with
screwdriver.
5. Remove extension housing to case attaching bolts.
6. From rear of case, remove extension housing and
mainshaft assembly (Fig. 7C-6).
7. Remove main drive gear and fourth speed blocking
ring from inside of case and remove 14 bearing rollers
from main drive gear.
8. Using snap ring pliers, expand snap ring at rear of
extension housing which retains extension housing to
mainshaft (Fig. 7C-7) and remove extension housing.
1. Main Drive Gear
2. Front Bearing Retainer
3. Bearing Roller
-
4. Case
5.4th Speed Blocking Ring
6. 3rd & 4th Svnchronizer
Snap ~ i n g
-
7.3rd & 4th Synchronizer
Hub
8. Blocking Ring
9. Third Speed Gear
10. Second Speed Gear
1 1 . Blocking Ring
12. 1st & 2nd Synchronizer Hub
13. 1st & 2nd Synchronizer
Snap Ring
14. 1st Speed Blocking Ring
15. First Speed Gear
16. Reverse Gear Thrust and
Spring Washers
17. Bea~ing-to-Mainshaft Snap
Ring
18. Extension Housing
19. Vent
20. speedometer Drive Gear
21. Mainshaft
22. Rear Oil Seal
23. Bearing Retainer Oil Seal
24. Bearing-to-Gear Snap Ring
25. Front Bearinn
26. ~earing-to-case Snap Ring
27. Front Thrust Washer
28. Rear Thrust Washer
Fig. 7C-4 Side View of
Transmission
29. Bearing-to-Extension Snap
Ring
30. Rear Bearing
31. Countergear Bearing Roller
32. Anti-Rattle Plate Assembly
33. Magnet
34. 3rd & 4th Synchronizer
Sleeve (Sliding)
35. Countergear Assembly
36. Countershaft
37. Reverse ldler Shaft
38. 1st & 2nd Speed Synchronizer
Sleeve and Reverse Gear
39. Reverse ldler Gear
40. Clutch Keys
41. Woodruff Key