Compact Spare Tire Example - Suzuki Automible 2008 Forenza Owner's Manual

SERVICE AND APPEARANCE CARE
tration later in this section for more
detail.
B. Department of Transportation (DOT)
Code
The Department of Transportation
(DOT) code indicates that the tire is in
compliance with the U.S. Department
of Transportation Motor
Safety Standards.
C. Tire Identification Number (TIN)
The letters and numbers following the
DOT code are the Tire Identification
Number (TIN). The TIN shows the
manufacturer and plant code, tire size
and the date the tire was manufac-
tured. The TIN is molded on to both
sides of the tire, although only one
side may have the date of manufac-
ture.
D. Tire Ply Material
The type of cord and number of plies
in the sidewall and under the tread.
E. Uniform Tire Quality Grading (UTQG)
Tire manufacturers are required to
grade tires based on three perfor-
mance factors: treadwear, traction
and temperature resistance.
F. Maximum Cold Inflation Load Limit
Maximum load that can be carried
and the maximum pressure needed to
support that load.
G. Load Index and Speed Rating
The two- or three-digit number is the
tire's load index, the maximum load a
tire can carry at the speed indicated
by its speed symbol at the maximum
5-29
inflation pressure. The higher the
number is, the greater the load carry-
ing capacity.
denotes the speed at which a tire is
designed to be driven for extended
periods of time. (Ratings are listed
below.)
Vehicle
Letter Rating
Q
R
S
T
U
H
V
W
Y
*The letters ZR may be used on tires with a
maximum speed capability over 149 mph
and will always be used on tires with a
maximum speed capability over 186 mph.

Compact Spare Tire Example

The letter symbol
Speed Rating
99 mph
106 mph
112 mph
118 mph
A. Temporary Use Only Marking
124 mph
130 mph
149 mph
168 mph*
186 mph*
B. Tire Ply Material
C. Tire Identification Number (TIN)
D. Maximum Cold Inflation Load Limit
The compact spare tire 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. See
"Compact Spare Tire" and "If a Tire
Goes Flat" in this section.
The type of cord and number of plies
in the sidewall and under the tread.
The Tire Identification Number (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.
Maximum load that can be carried