Lightly coat the reverse idler gear shaft (A), the needle bearing (B), and new O-rings (C) with lithium grease.

Assemble the new O-rings and the needle bearing on the reverse idler gear shaft, then install the reverse idler gear shaft in the reverse idler gear shaft holder (D). Align the D-shaped cut out (E) of the shaft with the D-shaped area (F) of the holder.
Install the reverse idler gear in the transmission housing in the direction shown.

Install the reverse idler gear shaft/holder assembly in the reverse idler gear.

Secure the holder with the bolts.
Removal
Raise and support the vehicle.
Remove the rear wheel.
Remove the wire guide grommet (A) from both sides of the axle beam.
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Mainshaft Disassembly, Inspection, and Reassembly (A/T)
Inspect the thrust needle bearings and the needle bearings for galling
and rough movement.
Inspect the splines for excessive wear and damage.
Check the shaft bearing s ...
Reporting Safety Defects (U.S. Vehicles)
If you believe that your vehicle has a defect which could cause a crash or could
cause injury or death, you should immediately inform the National Highway Traffic
Safety Administration (NHTSA) in ...