Expedition 4WD V8-4.6L SOHC VIN W (1999)
3. Use Motorcraft Synthetic Rear Axle Lubricant F1TZ-19580-B meeting Ford specification WSL-M2,C192-A to lubricate the differential pinion
thrust washers and the differential pinion gears and assemble.
4. Engage the differential pinion gears opposite the differential side gears.
5. Rotate the differential pinion g ears to align with the differential pinion shaft bore.
6. Insert the differential pinion shaft.
^
Align the hole in the differential pinion shaft with the hole in the differential case.