Ford F150 Pickup. Instruction - part 609

Fig. 55: Tightening Special Tool To Seat Pinion Bearing Cups Into Their Bores 
Courtesy of FORD MOTOR CO. 

Using 205-D055 and 205-153 

3. Drive the outer pinion bearing cup into the rear axle housing (4010), using the special tools. 

 

2003 Ford Pickup F150 

2003 DRIVELINE/AXLES Rear Drive Axle/Differential - Ford 9.75-inch - F150 Pickup

  

Fig. 56: Driving Outer Pinion Bearing Cup Into Rear Axle Housing 
Courtesy of FORD MOTOR CO. 

4. Using the special tools, drive the inner pinion bearing cup into the rear axle housing. 

 

2003 Ford Pickup F150 

2003 DRIVELINE/AXLES Rear Drive Axle/Differential - Ford 9.75-inch - F150 Pickup

  

Fig. 57: Driving Inner Pinion Bearing Cup Into Rear Axle Housing 
Courtesy of FORD MOTOR CO. 

Setting Pinion Depth 

CAUTION: Whenever new cups are installed, new differential pinion bearings 

must also be installed.

NOTE:

If a feeler gauge of the specification shown in the illustration can be 
inserted between a cup and the bottom of its bore at any point around the 
cup, the cup is not correctly seated.

 

2003 Ford Pickup F150 

2003 DRIVELINE/AXLES Rear Drive Axle/Differential - Ford 9.75-inch - F150 Pickup

  

Fig. 58: Measuring Between Bearing Cup & Bottom Of Its Bore 
Courtesy of FORD MOTOR CO. 

5. Make sure the cups are correctly seated in their bores. 

NOTE:

Apply only a light oil film on the pinion bearings before assembling the 
tool.

 

2003 Ford Pickup F150 

2003 DRIVELINE/AXLES Rear Drive Axle/Differential - Ford 9.75-inch - F150 Pickup