Tire Designations - Cadillac XTS 2018 Owner's Manual

Compact Spare Tire Example
(1) Tire Ply Material
:
of cord and number of plies in the
sidewall and under the tread.
(2) Temporary Use Only
compact spare tire or temporary
use tire should not be driven at
speeds over 80 km/h (50 mph).
The compact spare tire is for
emergency use when a regular
road tire has lost air and gone flat.
If the vehicle has a compact spare
tire, see Compact Spare Tire 0 296
and If a Tire Goes Flat 0 282.
(3) Tire Identification Number
(TIN) The letters and numbers
:
following the DOT (Department of
Transportation) 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.
(4) Maximum Cold Inflation
Load Limit
The type
can be carried and the maximum
pressure needed to support
that load.
The
:
(5) Tire Inflation
use tire or compact spare tire
should be inflated to 420 kPa
(60 psi). For more information on
tire pressure and inflation see Tire
Pressure 0 270.
(6) Tire Size
letters and numbers define a tire's
width, height, aspect ratio,
construction type, and service
description. The letter T as the
Maximum load that
:
The temporary
:
A combination of
:
VEHICLE CARE
first character in the tire size
means the tire is for temporary
use only.
(7) TPC Spec (Tire Performance
Criteria Specification)
equipment tires designed to GM's
specific tire performance criteria
have a TPC specification code
molded onto the sidewall. GM's
TPC specifications meet or exceed
all federal safety guidelines.

Tire Designations

Tire Size
The following is an example of a
typical passenger vehicle tire size.
(1) Passenger (P-Metric) Tire
The United States version of a
metric tire sizing system. The
letter P as the first character in
267
Original
:
: