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Wheels
be happy to provide more infor-
mation .
®
Mud and snow capability
"M/S" or "M+S" indicates the tire
has characteristics
that make it
suitab le for driving on mud and
snow.
&
indicates a winter t ire.
@ Composition of the tire cord
and materials
The number of plies indicates the
number of rubberized fabric lay-
ers in the tire . In general: the
more layers, the more weight a
tire can carry. Tire manufacturers
must also specify the materia ls
used in the tire. These include
steel, nylon, polyester and other
materials .
@
Maximum permitted load
This number indicates the maxi -
mum load in kilograms and
pounds that the tire can carry.
@
Uniform tire quality grade
standards for treadwear,
traction and temperature
resistance
Tread wear, t raction and temper -
ature ranges
c:> page
268 .
25 4
@
Running direction
~
Maximum permitted
inflation pressure
This number indicates the maxi -
mum pressure to wh ich a t ire can
be inflated unde r normal operat-
ing condit ions .
Glossary of tire and loading
terminology
Accessory weight
means the combined we ight (in
excess of those standard items
wh ich may be replaced) of auto-
matic t ra nsmission , power steer-
ing , power brakes , power win-
dows, power seats , radio, and
heater, to the extent that these
items a re available as fac t ory-in-
stalled equipment
(whet her in-
stalled or not ).
Aspect ratio
means the rat io of the height to
the width of the tire in pe rcent.
Numbers of 55 or lower indicate a
low sidewall fo r imp roved steer-
ing response and better overa ll
handling on dry pavement .
Bead
means the part of the tire that is
made of steel wires, wrapped or
...
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