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 the rim.
Bead separation
means a breakdown of the bond
between components in the bead.
Cord
means the strands forming the
plies in the tire.
Cold tire inflation pressure
means the tire pressure recom
mended by the vehicle manufac
turer for a tire of a designated size that has not been driven for
more than a couple of miles (kilo
meters) at low speeds in the
three hour period before the tire pressure is measured or adjusted .
Curb weight
means the weight of a motor ve
hicle with standard equipment in
c luding the maximum capacity of
fuel, oi l, and coolant, air condi
tioning and add itional weight of
optional equipment.
E xtra load ti re
<( a:,
~ means a tire designed to operate
N
~ at higher loads and at higher in
s: a:,
Tires and wheels
flation pressures than the corre
sponding standard tire . Extra load
tires may be identified as "XL",
" xl", "EXTRA LOAD", or "RF" on
the sidewall.
Gross Axle Weight Rating ( " GAWR")
means the load -carrying capacity
of a single axle system, measured
at the tire-ground interfaces .
Gross Vehicle Weight Rating
("GVWR ")
means the max imum total loaded
weight of the vehicle.
Groove
means the space between two ad
jacent tread ribs .
Load rating (code)
means the maximum load tha t a
tire is rated to carry for a given in
flat ion pressure . You may not find
this informat ion on all tires be
cause it is not requ ired by law.
Maximum load rating
means the load rating for a tire at
the maximum permissible infla
tion pressure for that tire.
Maximum loaded vehicle
weight
means the sum of:
2 0 7
..
