Ford F150 Pickup. Instruction — part 487

Fig. 125: Installing Nut
Courtesy of FORD MOTOR CO.

21. Install the special tool, and tighten the pinion nut. Refer to the TORQUE SPECIFICATIONS .

z

Rotate the pinion gear occasionally to make sure the pinion bearings are seating correctly. Take
frequent pinion bearing torque preload readings by rotating the pinion gear with an Nm
(inch/pound) torque wrench.

CAUTION: Do not loosen the pinion nut to reduce preload under any

circumstance. If it is necessary to reduce preload, install a new drive
pinion collapsible spacer and pinion nut.

2003 Ford Pickup F150

2003 DRIVELINE/AXLES Front Drive Axle/Differential - Ford 8.8-Inch - F150 Pickup

Fig. 126: Tightening Pinion Nut
Courtesy of FORD MOTOR CO.

2003 Ford Pickup F150

2003 DRIVELINE/AXLES Front Drive Axle/Differential - Ford 8.8-Inch - F150 Pickup

Fig. 127: Checking Pinion Bearing Torque Preload
Courtesy of FORD MOTOR CO.

CAUTION: Use extreme care not to damage the aluminum differential carrier

housing while performing the following procedure steps.

2003 Ford Pickup F150

2003 DRIVELINE/AXLES Front Drive Axle/Differential - Ford 8.8-Inch - F150 Pickup

Fig. 128: Installing Special Tools
Courtesy of FORD MOTOR CO.

22. Install the special tools.

CAUTION: The special tools are marked LH and RH. Install them accordingly.

2003 Ford Pickup F150

2003 DRIVELINE/AXLES Front Drive Axle/Differential - Ford 8.8-Inch - F150 Pickup