Wheel Knuckle - E550: Installation

WARNING: This page is about a different car, the 2003 Ford RV Cutaway, 2003 Ford Econoline, 2003 Ford E550 Super Duty, 2003 Ford E450 Super Duty, and 2003 Ford Cutaway. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: Pack the bearing and coat all mating surfaces of knuckle and axle parts with grease prior to assembly.

NOTE: The bearing must be installed with the retainer lip facing down.

NOTE: Use shims as required to maintain a 0.076-0.254 mm (0.003-0.010 in) axle-to-knuckle clearance.

Fig 1: Positioning Knuckle, Bearing And Shim(s) On Front Axle Assembly

Courtesy of FORD MOTOR CO.

Position the knuckle, bearing and the shim(s) on the front axle assembly.
Insert the pin into the axle until the notches in the pin and the holes in the axle are in line.

Fig 2: Inserting Pin Into Axle
Courtesy of FORD MOTOR CO.
Install the lock pin and the nut.

Fig 3: Installing Lock Pin And Nut
Courtesy of FORD MOTOR CO.
Install the lower knuckle seal and cap.

Fig 4: Installing Lower Knuckle Seal And Cap
Courtesy of FORD MOTOR CO.
Install the upper knuckle seal and cap.

Fig 5: Installing Upper Knuckle Seal And Cap
Courtesy of FORD MOTOR CO.
Position the brake disc and wheel bearing onto the wheel knuckle and install the nuts.

Fig 6: Installing Brake Disc And Wheel Bearing Onto Wheel Knuckle
Courtesy of FORD MOTOR CO.
Position the caliper, pads and anchor plate and install the bolts.

Fig 7: Installing Caliper Bolts
Courtesy of FORD MOTOR CO.
Install the bolt.

Fig 8: Installing Bolt
Courtesy of FORD MOTOR CO.
Attach the sensor harness to the retainers.

Fig 9: Attaching Sensor Harness To Retainers
Courtesy of FORD MOTOR CO.
Connect the speed sensor electrical connector.

Fig 10: Connecting Speed Sensor Electrical Connector
Courtesy of FORD MOTOR CO.
Install the nut and cotter pin.

Fig 11: Installing Nut And Cotter Pin
Courtesy of FORD MOTOR CO.
Install the wheel and tire assembly. For additional information, refer to WHEELS & TIRES article .
Check and, if necessary, align the front end. For additional information, refer to SUSPENSION SYSTEM - GENERAL INFORMATION article .