Rotor (Front - 4WD W/Manual Locking Hubs): Installation

Pack needle bearings and spindle face that mates with spindle seal. Install spindle over axle shaft and onto knuckle. Tighten retaining nuts to 50-60 ft. lbs. (68-81 N.m) on all models.
Pack wheel bearings. Install inner bearing and grease seal. Install hub and disc assembly on spindle. Install outer bearing and inner locknut. Tighten bearing inner locknut to 50 ft. lbs. (68 N.m) while rotating wheel back and forth.
On Bronco, F150 and F250 with Dana Model 44 front axle, back off inner locknut 90 degrees. Install lock washer by turning inner locknut to nearest hole in lock washer.
Install outer locknut and tighten to 150 ft. lbs. (203 N.m). Wheel spindle end play should be 0.00"-.006" (0.0-15 mm). Reverse removal procedure to complete installation.
On F250 and F350 with Dana Model 50 front axle, back off inner locknut and retighten to 31-39 ft. lbs. (42-53 N.m). While rotating hub, back off locknut 135-150 degrees.
Install lock washer and outer locknut. Tighten outer locknut to 65 ft. lbs. (88 N.m). Bend one ear of lock washer over inner locknut and other ear over outer locknut. Wheel spindle end play should be .001"-.009" (.025-.23 mm). Reverse removal procedure to complete installation.