Saturn 2008 Astra Owner's Manual page 231

(D) Tire Identification Number
(TIN) The letters and numbers
:
following DOT (Department
of Transportation) code is 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.
(E) Tire Ply Material
:
of cord and number of plies in the
sidewall and under the tread.
(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 9-56.
(G) Maximum Cold Inflation
Load Limit
that can be carried and the
maximum pressure needed to
support that load.
The type
Compact Spare Tire Example
(A) Tire Ply Material
of cord and number of plies in the
sidewall and under the tread.
Vehicle Service and Care
Maximum load
:
The type
:
(B) Temporary Use Only
The compact spare tire or
temporary use tire has a tread
life of approximately 3,000 miles
(5 000 km) and should not be
driven at speeds over 50 mph
(80 km/h). The compact
spare tire is for emergency use
when a regular road tire has
lost air and gone flat. If your
vehicle has a compact spare tire.
See Compact Spare Tire on
page 9-67 and If a Tire
Goes Flat on page 9-60.
(C) Tire Identification
Number (TIN) The letters and
:
numbers following the DOT
(Department of Transportation)
code is 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.
9-41
: