Tire Sidewall Labeling - Chevrolet 2009 Aveo Owner's Manual

Tire Sidewall Labeling

Usefulinformation about a tire is molded into its
sidewall. The examples below show a typical
passenger car tire and a compact spare tire
sidewall.
Passenger Car Tire Example
5-52
(A) Tire Size The tire size is a combination of
:
letters and numbers used to define a particular
tire's width, height, aspect ratio, construction type
and service description. See the "Tire Size"
illustration later in this section for more detail.
(B) DOT (Department of Transportation)
Department of Transportation (DOT) code
indicates that the tire is in compliance with the
U.S. Department of Transportation Motor Vehicle
Safety Standards.
(C) Tire Identification Number (TIN)
and numbers following DOT code are the Tire
Identification Number (TIN). The TIN shows
the manufacturer and plant code, tire size, and
date the tire was manufactured. The TIN is molded
onto both sides of the tire, although only one
side may have the date of manufacture.
(D) Tire Ply Material
:
number of plies in the sidewall and under the
tread.
(E) Uniform Tire Quality Grading (UTQG)
manufacturers are required to grade tires
based on three performance factors: treadwear,
traction and temperature resistance. For more
information see Uniform Tire Quality Grading on
page 5-66.
The
:
The letters
:
The type of cord and
:
Tire