Differential Gears

NOTE: The plastic speedometer drive gear must be removed from the differential case in order to service the differential gears.

Remove Pinion Shaft Retaining Pin:

Retaining Pin Removed:

REMOVAL
1. Remove pinion shaft retaining pin.

Pinion Shaft Removal:

2. Remove pinion shaft.

Remove Pinion Gears, Side Gears, And Thrust Washers By Rotating Side Gears To Opening In Case:

3. Rotate side gears to opening in differential.

Differential Gears:

4. Remove differential gears.

INSTALLATION
1. Assemble the differential side gears, pinion gears and pinion gears with the pinion gear washers.

Install Retaining Pin:

2. Install pinion shaft retaining pin.

Staking Retaining Pin:

3. Stake pinion shaft retaining pin with a suitable chisel.
4. Rotate the assembly two full revolutions both clockwise and counterclockwise.

Checking Side Gear End Play (Typical):

5. Set up dial indicator as shown and record end play. Rotate side gear 90° and record another end play. Again, rotate side gear 90° and record a final end play.
6. Using the smallest end play recorded, shim that side gear to within 0.001 to 0.013 inch. The other side gear should be checked using the same procedure.

CAUTION: Side gear end play must be within 0.001 to 0.013 inch. Five select thrust washers are available: 0.027, 0.032, 0.037, 0.042, and 0.047 inch.

7. After the end play is measured and adjusted, replace speedometer drive gear with a new one. Install drive gear lip downward. For service information, refer to Speedometer Drive Gear service in this section.