Ford F150 Pickup. Instruction - part 526

12. Place a new collapsible pacer on the pinion shaft against the pinion stem shoulder. 

 

2003 Ford Pickup F150 

2003 DRIVELINE/AXLES Rear Drive Axle/Differential - Ford 10.25-inch - F150 Pickup

  

 

2003 Ford Pickup F150 

2003 DRIVELINE/AXLES Rear Drive Axle/Differential - Ford 10.25-inch - F150 Pickup

  

Fig. 85: Installing Collapsible Spacer On Pinion Shaft
Courtesy of FORD MOTOR CO. 

Fig. 86: Installing Rear Axle Drive Pinion Seal 
Courtesy of FORD MOTOR CO. 

13. Install a new rear axle drive pinion seal. 

1. Install the outer pinion bearing cone and roller.  

2. Install the rear axle drive pinion shaft oil slinger in the rear axle housing.  

3. Install the rear axle drive pinion seal on the special tool.  

CAUTION: Installation without the proper tool can result in early seal failure. If 

the rear axle drive pinion seal becomes cocked during installation, 
remove it and install a new one.

NOTE:

Coat the lip of the rear axle drive pinion seal with grease.

 

2003 Ford Pickup F150 

2003 DRIVELINE/AXLES Rear Drive Axle/Differential - Ford 10.25-inch - F150 Pickup

  

Fig. 87: Installing Bearing, Rear Axle Drive Pinion Seal & Oil Slinger 
Courtesy of FORD MOTOR CO. 

14. Use a hammer to install the bearing, rear axle drive pinion seal and rear axle drive pinion shaft oil slinger. 

15. Install the drive pinion in the drive pinion carrier bore from inside the rear axle housing (4010). Seat the 

drive pinion with a plastic hammer. 

 

2003 Ford Pickup F150 

2003 DRIVELINE/AXLES Rear Drive Axle/Differential - Ford 10.25-inch - F150 Pickup