F 450 4WD Super Duty V10-6.8L VIN D (2004)
13. CAUTION: Install a new hub seal each time the hub assembly is removed.
NOTE: The inner hearing is located behind the hub seal.
Pack each bearing and replace the hub seals.
14. CAUTION: Use extreme care not to scratch or gouge the seal or bearing surfaces.
If after hub removal, the hub seal or seal inner sleeve remains on the spindle, remove it as shown using the Step Plate and the 2-Jaw Puller.
15. Inspect the seal surface and inner shoulder for scratches and damage.
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Remove all scratches, gouges or galling damage with No. 600 or finer crocus cloth.
Installation
1. NOTE: Clean the spindle thoroughly after removing the rear hub.
Coat the spindle with axle lubricant.