GMC 1990 Light Truck Repair Manual page 148

8
4B2-2 1 / 2-INCH RING GEAR
1. Axle Housing
2. A ir Vent
3. Plug
4. Collapsable Spacer
5. Inner Pinion Bearing
6. Shim
7. Ring and Pinion Gear Set
8. Differential Side Bearing
9. Shim Pack (including spacer)
10. Bearing Cap
11. Gasket
12. Cover
13. Brake Line Clip
14. Bolt
15. Pinion Shaft Lock Screw
16. Washer
17. Pinion Shaft
18. Bolt
19. Side Gear Thrust Washer
20. Pinion Thrust Washer
21. Pinion Gear
22. Side Gear
23. Ring Gear Bolt
24. Differential Case
25. Nut
26. Washer
27. Axle Shaft Bearing
28. Axle Shaft Seal
29. Brake Backing Plate
30. Bolt
31. Brake Drum
32. Wheel Stud
33. Axle Shaft
34. " C " Clip
35. Pinion Nut
36. Washer
37. Pinion Flange
38. Pinion Seal
39. Outer Pinion Bearing
Figure 1—Rear Axle Components
F-04687