.,.,___ T_ ir_e_s_ a_n_d_ w_ h_e_e_l_s _________________________________________________ _
&, WARNING (continued)
crashes and serious personal injuries . Have worn or damaged tires
replaced immediately.
• Tires age even if they are not being used and can fail suddenly,
especially at high speeds. Tires that are more than 6 years old can
only be used in an emergency and then with special care and at
low speed.
Glossary of tire and loading terminology
Accessory weight
means the combined weight (in excess of those standard items
which may be replaced) of R tronic, power steering, power brakes,
power windows, power seats, radio, and heater, to the extent that
these items are available as factory-installed equ ipm ent (whether
installed or not).
Aspect ratio
means the ratio of the height to the width of the tire in percent.
Numb ers of 55 or low er indicate a low sidewall for improved
steering response and better overall handling on dry pavement.
Bead
means the part of the tire that is made of steel wires, wrapped or
reinforced by ply cords and that is shaped to fit t he rim.
Bead separation
means a breakdown of the bond between components in the bead.
Cord
means the strands forming the plies in the tire.
&, WARNING (continued)
• Never mount used tires on your vehicle if you are not sure of
their "previous history." Old used tires may have been damaged
even though the damage cannot be seen that can lead to sudden
tire failure and loss of vehicle control.
• If you notice unusual vibration or if the vehicle pulls to one side
when driving, always stop as soon as it is safe to do so and check
the wheels and tires for damage. •
Cold tire inflation pressure
means the tire pressure recommended by the vehicle manufacturer
for a tire of a designated size that has not been driven for more than
a couple of miles (kilometers) at low speeds in the three hour period
before the tire pressure is measured or adjusted.
Curb weight
means the weight of a motor vehicle with standard equipment
including the maximum capacity of fuel , oil, and coolant, air condi-
tioning and additional weight of optional equipment.
Extra load tire
means a tire designed to operate at higher loads and at higher infla -
tion pressures than the corresponding standard tire. Extra load tires
my be identified as "XL",
"xi", "EXTRA LOAD", or "RF" on the side -
wall.
Gross Axle Weight Rating ("GAWR")
means the load-ca rrying capacity of a single axle system, measured
at the tire -ground interfaces.
Gross Vehicle Weight Rating ("GVWR")
means the maximum total loaded weight of the vehicle.
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