FORD 2007 F-550 v.1 - Manual (Page 143)

Wheel misalignment in the front or the rear can cause uneven and rapid
treadwear of your tires and should be corrected by your authorized
dealer. Front wheel drive (FWD) vehicles and those with an independent
rear suspension (if equipped) may require alignment of all four wheels.
The tires should also be balanced periodically. An unbalanced tire and
wheel assembly may result in irregular tire wear.
Tire rotation
Rotating your tires at the recommended interval (as indicated in the
scheduled maintenance information that comes with your vehicle) will
help your tires wear more evenly, providing better tire performance and
longer tire life. Unless otherwise specified, rotate the tires approximately
every 5,000 miles (8,000 km).
• Rear Wheel Drive (RWD)
vehicles/Four Wheel Drive (4WD)
(front tires at top of diagram)
Sometimes irregular tire wear can be corrected by rotating the tires.
Note: If your tires show uneven wear ask your authorized dealer to
check for and correct any wheel misalignment, tire imbalance or
mechanical problem involved before tire rotation.
Note: Your vehicle may be equipped with a dissimilar spare tire/wheel. A
dissimilar spare tire/wheel is defined as a spare tire and/or wheel that is
2007 F-250/350/450/550 (f23)
Owners Guide (post-2002-fmt)
USA (fus)
Tires, Wheels and Loading
143