7 - 33
DRIV
REAR CONSTANT VELOCITY JOINTS, FINAL DRIVE
GEAR AND DRIVE SHAFT
Adjusting the final gear lash
1. Remove:
• ring gear bearing housing
1
• ring gear shim(s)
2
• ring gear
3
• thrust washer
4
2. Adjust:
• gear lash
▼▼▼
▼
▼ ▼▼▼
▼
▼ ▼▼▼
▼
▼ ▼▼▼
▼
▼ ▼▼▼
▼
▼ ▼▼▼
▼
▼▼▼
a. Select a suitable shim(s) and thrust
washer(s) using the following chart.
b. If increased by more than 0.2 mm
(0.008 in):
Reduce the thrust washer thickness by
0.2 mm (0.008 in) for every 0.2 mm of ring
gear shim increase.
c. If reduced by more than 0.2 mm (0.008 in):
Increase the thrust washer thickness by
0.2 mm (0.008 in) for every 0.2 mm that the
ring gear shim is decreased.
▲▲▲
▲
▲ ▲▲▲
▲
▲ ▲▲▲
▲
▲ ▲▲▲
▲
▲ ▲▲▲
▲
▲ ▲▲▲
▲
▲▲▲
Too little gear
lash
Reduce shim thickness.
Too large
gear lash
Increase shim thickness.
Ring gear shim
Thickness (mm)
0.25
0.30
0.35
0.40
0.45
0.50
Thrust washer
Thickness (mm)
1.0
1.1
1.2
1.3
1.4
1.5
1.6
1.7
1.8
1.9
2.0
2.1
ASSEMBLING THE FINAL GEAR CASE
1. Adjust:
• final gear lash
Refer to “MEASURING AND ADJUSTING
THE FINAL GEAR LASH”.
www.midwestmanuals.com