LEFT HAND NON-RATCHETING
Page 6B-70 90-884294 OCTOBER 2001
9. With new shim(s) under lower bearing cup, reinstall upper bearing cup and torque cup
retainer to 100 lb. ft. (135.5 Nm). Recheck drive shaft clearance.
NOTE: Install a NEW pinion nut with Loctite 271 AFTER all clearances are correct.
10. If clearance is correct, clean drive shaft threads and apply Loctite 271 and install a
new pinion nut. Torque nut to 70 lb. ft. (95 Nm).
Reverse Gear Backlash
CHECKING
Reverse Gear Backlash Specification: 0.040-0.060 in. (1.01mm-1.5 mm).
NOTE: If the bearing preload tool has not already been set up see “Drive Shaft - Bearing
Preload Tool”, ‘Installation’ section first.
NOTE: The reverse gear bearing adaptor installation tool is used to apply a light preload
to the reverse gear in the following steps.
1. Install the reverse gear bearing adaptor installation tool into the gear housing to hold
the reverse gear against the thrust bearing as follows:
a. Assemble the reverse gear bearing adaptor installation tool into the gear housing
and tighten it by hand until a slight resistance is felt.
b. Torque the adaptor’s driver bolt to 45 lb. in. (5 Nm).
70973
a
b
c
d
a-Torque Wrench (91-66274)
b-Driver Bolt
c-Bearing Adaptor Installation Tool (91-18605A1)
d-Reverse Gear
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