Specifications - GMC 1990 Light Truck Repair Manual

TOE CONTACT
INCREASE BACKLASH
HIGH FACE CONTACT
INCREASE PINION SHIM
FASTENER
Ring Gear Bolts................................................................................................................................... 120
Bearing Cap Bolts................................................................................................................................75
Axle Cover B o lts................................................................................................................................. 27
SPACER AND SHIM SIZES
D iffe re n t ia l S id e B e a r in g S p a c e r ....................................................................................................................................................... 0 .1 7 0 -in c h
Differential Side Bearing Shim K its.................................................................................................................0.040-0.044-
Pinion Bearing Shim Kits.................................................................................. ..............................................0.025-0.029-inch
Lubricant
71 / 2 AND 7
Figure 19—Gear Tooth Pattern

SPECIFICATIONS

71/2 AND 75/s-INCH RING GEAR AXLE
5
/s-INCH RING GEAR AXLES 4B1-1
LOW FLANK CONTACT
DECREASE PINION SHIM
DECREASE BACKLASH
HEEL CONTACT
F-02018
N-m FT. LBS.
90
55
20
SIZE
0.046-0.050-
0.052-0.056-
0.058-0.062-
0.064-0.070-
0.072-0.078-
0.080-0.086-
0.088-0.094-
0.096-0.100-
0.030-0.034-inch
0.035-0.039-inch
0.040-0.045-inch
80W-90 GL-5
1
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