2015 LINCOLN NAVIGATOR winter tires

•Narrower – to provide greater
maneuverability in tight spaces,
particularly in off-road use.
As a result of the above dimensional
differences, sport-utility vehicles,
vans and trucks often will have a
higher center of gravity and a
greater difference in center of
gravity between the loaded and
unloaded condition.
These differences that make your
vehicle so versatile also make it
handle differently than an ordinary
passenger car.
TIRE CARE
Information About Uniform Tire Quality Grading Tire Quality Grades apply to new
pneumatic passenger car tires. The Tire
Quality Grades can be found where
applicable on the tire sidewall between
tread shoulder and maximum section
width. For example:
• Treadwear 200 Traction AA Temperature A
These Tire Quality Grades are determined by standards that the United
States Department of Transportation has set.
Tire Quality Grades apply to new pneumatic passenger car tires. They do
not apply to deep tread, winter-type snow tires, space-saver or
temporary use spare tires, light truck or LT type tires, tires with nominal
rim diameters of 10 to 12 inches or limited production tires as defined in
Title 49 Code of Federal Regulations Part 575.104(c)(2).
U.S. Department of Transportation-Tire quality grades: The U.S.
Department of Transportation requires Ford Motor Company to give you
the following information about tire grades exactly as the government
has written it.
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2015 Navigator(nav)
Owners Guide gf, 2nd Printing, December 2014
USA (fus)

A dissimilar spare tire and wheel assembly is defined as a spare tire or
wheel that is different in brand, size or appearance from the road tires
and wheels and can be one of three types:
1.T-type mini-spare: This spare tire begins with the letter T for tire
size and may have Temporary Use Only molded in the sidewall.
2. Full-size dissimilar spare with label on wheel: This spare tire has
a label on the wheel that states: THIS TIRE AND WHEEL FOR
TEMPORARY USE ONLY
When driving with one of the dissimilar spare tires listed above, do not:
• exceed 50 mph (80 km/h).
• load the vehicle beyond maximum vehicle load rating listed on the
Safety Compliance Label.
• tow a trailer.
• use snow chains on the end of the vehicle with the dissimilar spare
tire.
• use more than one dissimilar spare tire at a time.
• use commercial car washing equipment.
• try to repair the dissimilar spare tire.
Use of one of the dissimilar spare tires listed above at any one wheel
location can lead to impairment of the following:
• Handling, stability and braking performance
• Comfort and noise
• Ground clearance and parking at curbs
• Winter weather driving capability
• Wet weather driving capability
• All-wheel driving capability
3. Full-size dissimilar spare without label on wheel
When driving with the full-size dissimilar spare tire and wheel assembly,
do not:
• exceed 70 mph (113 km/h).
• use more than one dissimilar spare tire and wheel at a time.
• use commercial car washing equipment.
• use snow chains on the end of the vehicle with the dissimilar spare
tire and wheel.
Wheels and Tires 319
2015 Navigator(nav)
Owners Guide gf, 2nd Printing, December 2014
USA (fus)

The usage of a full-size dissimilar spare tire and wheel assembly can lead
to impairment of the following:
•Handling, stability and braking performance
• Comfort and noise
• Ground clearance and parking at curbs
• Winter weather driving capability
• Wet weather driving capability
• All-wheel driving capability (if applicable)
• Load leveling adjustment (if applicable)
When driving with the full-size dissimilar spare tire and wheel assembly,
additional caution should be given to:
• towing a trailer.
• driving vehicles equipped with a camper body.
• driving vehicles with a load on the cargo rack.
Drive cautiously when using a full-size dissimilar spare tire and wheel,
and seek service as soon as possible.
Tire Change Procedure
WARNING: When one of the front wheels is off the ground, the
transmission alone will not prevent the vehicle from moving or
slipping off the jack, even if the transmission is in park (P).
WARNING: To help prevent the vehicle from moving when you
change a tire, be sure to place the transmission in park (P), set
the parking brake and block (in both directions) the wheel that is
diagonally opposite (other side and end of the vehicle) to the tire being
changed.
WARNING: Never get underneath a vehicle that is supported
only by a jack. If the vehicle slips off the jack, you or someone
else could be seriously injured.
320 Wheels and Tires
2015 Navigator(nav)
Owners Guide gf, 2nd Printing, December 2014
USA (fus)