F 150 4WD Pickup V8-5.4L CNG VIN M (2001)
4. NOTE: There is a space between the anti-lock speed sensor ring and the ring gear for measuring ring gear back face runout.
Position the special tool and inspect the ring gear back face runout.
5. CAUTION: Mark the position of the bearing caps as arrows may not be visible. The bearing caps must be installed in their identical locations and
positions.
Loosen the differential case.
1, Remove the bearing cap bolts.
2. Remove the bearing caps.
6. Fabricate two differential case retaining straps from metal stock as shown.
7. WARNING: Be careful not to allow the differential case to fall.
CAUTION: Place a wood block between the pry bar and the rear axle housing to protect the machined surface from damage.
