Final Drive: Assembly

NOTE: If excessive wobble or rotational binding or damage is found, install a new final drive planet and carrier.

Inspect the differential pinion and side gears for looseness, discoloration, cracks or excessive gear wear.
1. Inspect the final drive planet gears.
2. Inspect the pinion shaft bores.
  
  Fig 1: Inspecting Differential Pinion And Side Gears
  Courtesy of FORD MOTOR CO.
Install the differential side gear and differential side gear thrust washer.
1. Install the differential side gear and differential side gear thrust washer.
2. Install the output shaft.
3. Use the snap ring pliers to install the retaining ring.
  
  Fig 2: Installing Differential Side Gear And Differential Side Gear Thrust Washer
  Courtesy of FORD MOTOR CO.
Install the differential side gear and differential side gear thrust washer.

Fig 3: Installing Differential Side Gear And Differential Side Gear Thrust Washer
Courtesy of FORD MOTOR CO.
Install the differential pinion gears and differential pinion thrust washers.

Fig 4: Installing Differential Pinion Gears And Differential Pinion Thrust Washers
Courtesy of FORD MOTOR CO.
Install the differential pinion shaft.

Fig 5: Installing Differential Pinion Shaft
Courtesy of FORD MOTOR CO.
Install the differential pinion shaft roll pin.

Fig 6: Installing Differential Pinion Shaft Roll Pin
Courtesy of FORD MOTOR CO.
Assemble the final drive assembly.
1. Install the final drive sun gear and deflector.
2. Install the park gear.
3. Install the No. 16 thrust bearing.
4. Install the rear planet support.
5. Install the No. 15 thrust bearing.
  
  Fig 7: Assembling View Of Final Drive Assembly
  Courtesy of FORD MOTOR CO.