Chevrolet 2008 Express Owner's Manual page 304

(E) Tire Ply Material
:
number of plies in the sidewall and under
the tread.
(F) 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 5-76.
(G) Maximum Cold Inflation Load
Limit Maximum load that can be carried and
:
the maximum pressure needed to support
that load. For information on recommended
tire pressure see Inflation - Tire Pressure on
page 5-64 and Loading Your Vehicle on page 4-20.
5-58
The type of cord and
:
Tire
(A) Tire Size
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.
Light Truck (LT-Metric) Tire
The tire size code is a combination
: