F 150 4WD Pickup V8-5.4L SOHC VIN 3 (1999)
12. Install the differential clutch spring, using a soft-faced hammer.
13. Install the differential pinion shaft and install a new differential pinion shaft lock bolt finger-tight.
14. Use the special tool to install the differential bearing on the differential case. Repeat for the other side.
15. CAUTION: Make sure that the notches on the case flange and the anti-lock speed sensor ring are aligned.
Press the new anti-lock speed sensor ring and the ring gear on the differential case.