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Tire Labeling
The tires that came on your vehicle
have a number of markings. Those
you should be aware of are described
below.
Tire Size
Whenever tires are replaced, they
should be replaced with tires of the
same size. Following is an example
of tire size with an explanation of
what each component means.
P245/50R17 98V
P
Vehicle type (P indicates
passenger vehicle).
Tire width in millimeters.
245
Aspect ratio (the tire's section
50
height as a percentage of its
width).
Tire construction code (R
R
indicates radial).
430
17
Rim diameter in inches.
98
Load index (a numerical code
associated with the maximum
load the tire can carry).
V
Speed symbol (an
alphabetical code indicating
the maximum speed rating).
Tire Identification Number
The tire identification number (TIN)
is a group of numbers and letters
that look like the following example
TIN.
DOT B97R FW6X 2202
DOT
This indicates that the tire
meets all requirements of
the U.S. Department of
Transportation.
B97R
Manufacturer's
identification mark.
FW6X
Tire type code.
2202
Date of manufacture.
Maximum Tire Pressure
Max Press
The maximum air
pressure the tire can
hold.
Maximum Tire Load
Max Load
The maximum load the
tire can carry at
maximum air pressure.
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