Black plate (307,1)
H
“H”isthe speed rating. The speed rating denotes the maximum speed for which the use of
the tire is rated.
LetterRating SpeedRating
Q 99mph
R 106mph
S 112mph
T 118mph
U 124mph
H 130mph
V 149mph
W 168
*
mph
Y 186
*
mph
* For tires with a maximum speed capability over 149 mph, tire manufacturers sometimes use the lettersZR. For
tireswith a maximum speed capability over 186 mph, tire manufacturers always use the letters ZR.
M Sor M/S: Mud and Snow
AT:All Terrain.
AS: All Season. The “MS”or “M/S”indicates that the tire has some functional use in
mud and snow.
U.S. DOT TireIdenti fication Number (TIN)
This begins with the letters “DOT”which indicates the tire meets all federal standards. The
next two numbers or letters are the plant code where it was manufactured, and the last four
numbers represent the week and year the tire was manufactured. For example, the numbers
457 means the 45st week of 1997. After 2000 the numbers go to four digits. For example,
the number 2102 means the 21thweek of 2002. Theother numbers are marketing codes
used at the manufacturer's discretion. This information is used to contact consumers if a tire
defect requires a recall.
TirePly Composit ion and Materials Used
The number of plies indicates the number of layers of rubber-coated fabric in the tire. In
general, the greater the number of plies, the more weight a tire can support. Tire
manufacturers also must indicate the tire materials, which include steel, nylon, polyester,
and other.
Maximum Load Rating
This number indicates the maximum load in kilograms and pounds that can be carried by
the tire.
Maximum Permissible Inflation Pressure
This number is the greatest amount of air pressure that should ever be put inthe tire under
normal driving conditions.
CustomerInformation and Reporting Safety Defects
Tire Information (except Canada)
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Mazda2_8BL3-EA-10E_Edition3Page307
Wednesday,September 29 2010 3:53 PM
Form No.8BL3-EA-10E