Chevrolet 10 1971 Series Chassis Service Manual page 129

1. Universal Joint Yoke
2. Pinion Bearing and O il
Seal Retainer
3. O il Seal
4. Gasket
5. Front Pinion Bearing
Basically the two axle assemblies are identical with the
exception of drive gear ratios and brake assemblies;
however, some vehicles utilize a two-pinion differential
while others use a four-pinion differential.
Fig. 16— 5200 and 7200 lb. C apacity A x le — Cross Section— Series 20-30
6. Drive Pinion
7. Pinion Bearing Shim
8. Rear Pinion Bearing
9. Ring Gear Thrust Pad
10. Ring Gear
11. Differential Spider
12. Differential Pinion (Spider)
Gear
13. Differential Side G ear
14. Differential Case — Left
Half
15. Axle Shaft
11,000 LB. CAPACITY AXLES
The 11,000 lb. capacity, single-speed hypoid axle,
illustrated in Figure 17 have a straddle mounted drive
REAR SUSPENSION AND DRIVE LINE 4-9
16. Differential Bearing
17. Differential Bearing Adjusting
Nut
18. Adjusting Nut Lock
19. Differential Case — Right
Half
10-30 CHEVROLET TRUCK SERVICE MANUAL