Ford F150 Pickup. Manual — part 534

Fig. 116: Installing Right Side Bearing Cap
Courtesy of FORD MOTOR CO.

8. Rotate the differential case to make sure it rotates freely.

2003 Ford Pickup F150

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

Fig. 117: Rotating Differential Case
Courtesy of FORD MOTOR CO.

Measuring For Backlash

9. Using the special tool, measure ring gear backlash.

z

If the backlash is within specification, refer to Backlash Within Specification . The specification
shown is the full allowable range. For the preferred range, refer to SPECIFICATIONS .

z

If a zero backlash condition occurs, refer to Zero Backlash .

z

If the backlash is not within specification, refer to Backlash Not Within Specification .

2003 Ford Pickup F150

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

Fig. 118: Checking Backlash
Courtesy of FORD MOTOR CO.

Zero Backlash

10. If a zero backlash condition occurs, add a 0.50-mm (0.020-inch) shim to the RH side and subtract 0.50

mm (0.020 inch) from the LH side to allow backlash indication. Check backlash. Repeat Step 9 .

2003 Ford Pickup F150

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

Fig. 119: Zero Backlash Conditions Table (1 Of 2)
Courtesy of FORD MOTOR CO.

2003 Ford Pickup F150

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