Ford F150 Pickup. Instruction - part 488

Fig. 129: Installing Differential Case With Master Bearings 
Courtesy of FORD MOTOR CO. 

23. Install the differential case with the Master Bearings in the differential carrier. 

24. Measure the total end play. 

1. Position the special tools.  

2. Position the indicator tip on the machined surface and adjust it to measure full travel.  

3. Push the differential case left and right (as far as possible).  

4. Measure the total end play and record the reading on the Differential Bearing Shim Selection 

Procedure Worksheet, Line A, in this procedure. 

NOTE:

Repeat this step until you obtain a consistent reading.

 

2003 Ford Pickup F150 

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

  

Fig. 130: Measuring Total End Play 
Courtesy of FORD MOTOR CO. 

25. Remove the special tools and the differential case. 

 

2003 Ford Pickup F150 

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

  

Fig. 131: Removing Special Tools 
Courtesy of FORD MOTOR CO. 

26. Use a fine flat file to remove any burrs or nicks from the ring gear mounting surface. 

 

2003 Ford Pickup F150 

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

  

Fig. 132: Removing Burrs Or Nicks From Ring Gear Mounting Surface 
Courtesy of FORD MOTOR CO. 

27. Install the ring gear. 

1. Position three bolts to align the holes in the ring gear and the differential case.  

2. Using a suitable press, install the ring gear. 

 

2003 Ford Pickup F150 

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