Econoline E350 1 Ton V8-5.4L CNG VIN M (1999)
Assemble the other differential clutch pack and differential side gear. Install the special tool to the differential side gear.
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Hold the differential side gear in position by hand.
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Insert the forcing screw down through the top of the differential case, and thread the forcing nut on the screw. The tip of the forcing screw
must contact the step plate.
6. With the special tool assembled to the differential case, position the differential case onto the axle shaft (as a holding fixture).
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Align the splines of the differential side gear with those of the axle shaft.
7. Position both differential pinion gears opposite one another through the openings in the differential case. Align the holes of the differential pinion
gears with each other. Hold the differential pinion gears in place by hand.