Econoline E450 V10-6.8L VIN S (1999)
Differential Cover: Service and Repair
Ford
8.8 Inch Ring Gear
Removal
1. Raise and support the vehicle.
2. NOTE: Empty the lubricant into a clean container for reuse.
Remove the differential housing cover.
1
Remove the 10 differential housing cover bolts and drain the lubricant from the rear axle housing.
2
Remove the differential housing cover.
Installation
1. CAUTION: Make sure the machined surfaces on both the rear axle housing and the differential housing cover are clean and free of oil before
installing the new silicone sealant. The inside of the rear axle must be covered when clearing the machined surface to prevent contamination.
Clean the gasket mating surface of the rear axle and the differential housing cover.
2. Apply a new continuous bead of sealant to the differential housing cover.
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Use Silicone Rubber D6AZ-19562-AA or equivalent meeting Ford specifications ESB-M4G92-A and ESE-M4G195-A.
3. NOTE: The differential housing cover must be installed within 15 minutes of application of the silicone, or new sealant must be applied. If
possible, allow one hour before filling with lubricant to make sure the silicone sealant has correctly cured.