Tire Designations - Cadillac 2011 Escalade Owner's Manual

(F) Uniform Tire Quality
Grading (UTQG) Tire
:
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 10 69.
(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 Tire Pressure
on page 10 57 and Vehicle
Load Limits on page 9 24.

Tire Designations

Tire Size
The following examples show
the different parts of a tire size.
Passenger (P Metric) Tire
(A) Passenger (P Metric) Tire
The United States version of
a metric tire sizing system. The
letter P as the first character in
the tire size means a passenger
vehicle tire engineered to
standards set by the U.S.
Tire and Rim Association.
(B) Tire Width The three digit
:
number indicates the tire
section width in millimeters
from sidewall to sidewall.
Vehicle Care
(C) Aspect Ratio
number that indicates the tire
height to width measurements.
For example, if the tire size
aspect ratio is 75, as shown
in item C of the light truck
(LT Metric) tire illustration,
it would mean that the tire's
sidewall is 75% as high as it
is wide.
(D) Construction Code
letter code is used to indicate
the type of ply construction in
:
the tire. The letter R means
radial ply construction; the
letter D means diagonal or
bias ply construction; and the
letter B means belted bias ply
construction.
(E) Rim Diameter
the wheel in inches.
10-53
A two digit
:
A
:
Diameter of
: