Install drive pinion assembly – Spicer Tandem Drive Axles Pro-40 Single Reduction and Single Reduction with Differential Lock User Manual

Page 44

Forward Assembly

Install Drive Pinion Assembly

1. Place shim pack on carrier making sure holes are

properly aligned. Make sure shims are flat with no
kinks or bends

Note: If gear set is to be reused, install same quantity and size

of shims removed during disassembly. When installing a
new gear set, use nominal shim pack indicated.

Nominal Shim Pack

2. Install drive pinion assembly. Install bearing cage

cap screws and lock washers. Torque cap screws to
114-140 lb-ft. (155-190 N•m).

Note: Use a dummy yoke (if available) in place of helical gear.

This will result in easier disassembly and reassembly
during carrier adjustments.

Note: Do not install cotter roll until carrier adjustments are

completed.

3. If dummy yoke was used, remove nut and yoke.

Install helical gear on pinion. Install M42 X 1.5 nut
and torque to 840-1,020 lb-ft. (1,140-1,383 N•m).

Torque to 840 lbs. ft. (1,140 N•m), then continue tightening
nut to align slot with the nearest hole in pinion shank.
Install roll pin.

Axle

in.

Rear

0.023

0.584

1—Roll pin
2—Slotted nut

IMPORTANT

rward Assembly