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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.
P225/55R16 94V
P
Vehicle type (P indicates
−
passenger vehicle).
225
Tire width in millimeters.
−
55
Aspect ratio (the tire's section
−
height as a percentage of its
width).
R
−
Tire construction code (R
indicates radial).
258
Technical Information
Table of Contents
16
Rim diameter in inches.
−
94
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
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.
−
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