F 450 4WD Super Duty V10-6.8L VIN S (1999)
-
Inspect the flange lugs for damage. The end of the flange that contacts the bearing cone as well as the nut counterbore and the seal contact
area must be smooth and free of nicks.
-
Make sure the differential and pinion bearing bores are smooth. Remove any nicks/buffs from the mounting surfaces of the axle housing.
Assembly
1. NOTE: To ease installation, coat the seal axle tube mating surfaces with Premium Rear Axle Lubricant XY-80W90-QL or equivalent meeting
Ford specification WSP-M2C197-A.
Install the axle shaft oil seals, using the Seal Replacer.
^
Place the axle shaft oil seals onto the Seal Replacer, and position the assembly into the axle housing. Lengthen the tool as necessary until both
seals start evenly in the axle tubes. Continue to lengthen the tool until both step plates bottom out against the housing.
2. Place the Master Differential Set for Dana model 50 axles, or the Master Bearing Set for Dana model 60 axles, onto the differential case, and
position the assembly into the axle housing.
3. NOTE: Use a Dial Indicator with a minimum travel capacity of 5.08 mm (0.200 inch).
