Assembly Of The Rear Axle - Chevrolet 1991 Light Duty Truck Repair Manual

Figure 16—Removing the Pinion Inner Bearing
• If the rear axle was operated for an extended
period of time with very loose bearings, the
ring gear and drive pinion will also require
replacement.
• Low mileage bearings may have small scratch­
es and pits on the rollers and the bearing cups
from the initial preload. Do not replace a bear­
ing for this reason.
• Bearing caps for cracks or chips.
SHIMS
| y j Inspect
• Shims for cracks and chips. Damaged shims
should be replaced with an equally sized ser­
vice shim.
DANA REAR A XLES 4B5-7

ASSEMBLY OF THE REAR AXLE

DIFFERENTIAL CASE ASSEMBLY
f+ 4 j Install o r Connect (Figure 1)
• Lubricate all parts with rear axle lubricant.
1. New side gear thrust washers (27) to the side
gears (25).
2. Side gears (25) to the differential case.
• Place the side gears in place on the same side
as removed (figure 17).
3. Pinion gears (24) to the differential without the
thrust washers (26).
• Place the pinion gears onto the side gears so
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that the holes in the pinion gears are 180
degrees apart.
• Rotate the pinion gears into place, and verify
that the pinion gears line up with the pinion
shaft holes.
Figure 18—Installing the Lock Pin
Figure 19—Installing the Ring Gear Bolts
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