Kia 2020 Telluride - Tire Terminology and Definitions

Maintenance
407
Tires and wheels
Sustained high temperature can
cause the material of the tire to
degenerate and reduce tire life, and
excessive temperature can lead to
sudden tire failure. The grade C cor
-
responds to a level of performance
which all passenger vehicle tires
must meet under the Federal Motor
Vehicle Safety Standard No. 109.
Grades B and A represent higher
levels of performance on the labo
-
ratory test wheel than the mini -
mum required by law.
Tire terminology and definitions
Refer to the following for detailed
definitions of the terms that are
found in the tire description.
Air Pressure The amount of air
inside the tire pressing outward on
the tire. Air pressure is expressed in
pounds per square inch (psi) or kilo
-
pascal (kPa).
Accessory Weight The combined
weight of optional accessories.
Some examples of optional accesso
-
ries are automatic transmission,
power seats, and air conditioning.
Aspect Ratio The relationship of a
tire's height to its width.
Belt A rubber coated layer of cords
that is located between the plies
and the tread. Cords may be made
from steel or other reinforcing
materials.
Bead The tire bead contains steel
wires wrapped by steel cords that
hold the tire onto the rim.
Bias Ply Tire A pneumatic tire in
which the plies are laid at alternate
angles less than 90 degrees to the
centerline of the tread.
Cold Tire Pressure The amount of
air pressure in a tire, measured in
pounds per square inch (psi) or kilo
-
pascals (kPa) before a tire has built
up heat from driving.
Curb Weight The weight of a motor
vehicle with standard and optional
equipment (including the maximum
capacity of fuel, oil and coolant), but
without passengers and cargo.
DOT Markings A code molded into
the sidewall of a tire signifying that
the tire is in compliance with the
U.S. Department of Transportation
motor vehicle safety standards. The
DOT code includes the Tire Identifi
-
cation Number (TIN), an alphanu -
meric designator which can also
identify the tire manufacturer, pro
-
duction plant, brand and date of
production.
GVWR Gross Vehicle Weight Rating
GAWR FRT Gross Axle Weight Rating
for the Front axle.
GAWR RR Gross Axle Weight Rating
for the Rear axle.
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