F 150 Heritage 4WD Pickup V8-5.4L SOHC VIN Z Bi-fuel (2004)
14. NOTE: Coat the lips of the rear axle drive pinion seal with Premium Long-Life Grease XG-I-C or equivalent meeting Ford specification
ESA-MIC75-B.
Place the special tool in the pinion seal bore and drive the rear axle drive pinion seal into place.
15. Install the drive pinion in the drive pinion carrier bore from inside the rear axle housing. Seat the drive pinion with a plastic hammer.
16. Lubricate the pinion flange splines.
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Use SAE 75W-140 High Performance Rear Axle Lubricant FITZ-19580-B or equivalent meeting Ford specification WSL-M2CI92-A.
17. NOTE : Disregard the scribe marks if a new pinion flange is being installed.
Align the pinion flange with the drive pinion shaft.
18. With the drive pinion in place in the axle housing, install the pinion flange using the special tool.
