Removal (Navajo 4WD With Automatic Locking Hubs)

Raise vehicle, and support using safety stands. Remove wheel assembly and caliper. See FRONT DISC BRAKE PADS under REMOVAL & INSTALLATION. Remove retainer washers from lug nut studs. Remove automatic locking hub housing from spindle.
Remove snap ring from end of spindle shaft. Remove axle spacer. See Fig 1 . Carefully pull plastic moving cam off wheel bearing adjusting nut. Remove 2 plastic thrust spacers from adjusting nut. Using a magnet, remove locking key.
CAUTION: DO NOT pry on plastic cam or spacers during removal as damage may result. To prevent damaging spindle threads, remove locking key before removing adjusting nut.

Fig 1: Removing Front Rotor (Navajo with Automatic Locking Hubs)
Courtesy of FORD MOTOR CO.
If necessary, rotate adjusting nut slightly to relieve pressure on locking key. Using Hex Lock Nut Wrench (T70T-4252-B), remove wheel bearing adjusting nut. Remove outer wheel bearing, and then remove rotor.