GMC 1976 ZEO 6083 Maintenance Manual page 175

3C- 1 2 FINAL DRIVE
Figure 28-Removing Pinion Rear Bearing Outer Race
PINION BEARINGS
REMOVAL
1 . Remove the pinion front bearing and selective
shim as shown in Figure 29 . Bearing can be removed
without Tool J-8433-1 if a press is available.
2. Remove the pinion rear bearing as shown in
Figure 30 .
FINAL DRIVE CASE
DISASSEMBLY
1 . If the side bearings are to be removed, they can
be removed as shown in Figures 31 and 32 .
Figure 29-Removing Pinion Front Bearing
Figure 30-Removing Pinion Rear Bearing
2 . Mark ring gear and case, then remove all but
two of the case to ring gear bolts. Leave two of the
bolts, 180° apart, loose.
NOTE: Ring gear must be removed to remove
pinion and side gears.
3. Position case as shown in Figure 33 and tap
lightly on a bench to separate the case from ring gear .
4 . Remove the two remaining ring gear bolts and
separate ring gear from case.
5. Drive lock pin from pinion shaft with a 3/16"
punch (figure 34) .
Figure 31-Removing Left Side Bearing