Initial Assembly

WARNING: This page is about a different car, the 2007 Ford F550 Super Duty and 2007 Ford F450 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.

Using a suitable driver, press the inner pinion bearing onto the pinion.

Fig 1: Pressing Inner Pinion Bearing Onto Pinion
Courtesy of FORD MOTOR CO.
Press the inner and outer pinion bearing cups into the carrier until seated.
- Use a 0.0381 mm (0.0015 in) feeler gauge to verify the bearing cups have completely seated in the bearing bores.
- Lubricate the bearing cups and cone.
Fig 2: Identifying Inner And Outer Pinion Bearing Cups
Courtesy of FORD MOTOR CO.
Seat the outer pinion bearing on the pinion.
1. Seat the inner pinion bearing into the cup by positioning a 152.4 x 152.4 x 152.4 mm (6 x 6 x 6 in) block of wood under the pinion.
2. Place the original pinion preload spacer onto the pinion.
3. Place the outer pinion bearing onto the pinion.
4. Using a suitable press, seat the outer bearing on the pinion.
Fig 3: Seating Outer Pinion Bearing On Pinion
Courtesy of FORD MOTOR CO.

NOTE: Do not install the pinion seal at this time.

Install the pinion flange.
Install the hex nut.
- Using a suitable torque multiplier, tighten to 1128 Nm (832 lb-ft).
Fig 4: Installing Hex Nut
Courtesy of FORD MOTOR CO.