EXAMPLE:
DOT MA L9 ABCD 0301
03
= Number representing the week in which the tire was manufactured (two digits)
– 03 means the 3rd week
01
= Number representing the year in which the tire was manufactured (two digits)
– 01 means the year 2001
– Prior to July 2000, tire manufacturers were only required to have one num-
ber to represent the year in which the tire was manufactured
.
Example:
031 could represent the 3rd week of 1981 or 1991
Tire Terminology And Definitions
Term
Definition
B-Pillar
The vehicle B-Pillar is the structural member of the
body located behind the front door
.
Cold Tire Inflation Pressure
Cold tire inflation pressure is defined as the tire
pressure after the vehicle has not been driven for
at least three hours, or driven less than 1 mile
(1
.
6 km) after sitting for a minimum of three
hours
.
Inflation pressure is measured in units of PSI
(pounds per square inch) or kPa (kilopascals)
.
Maximum Inflation Pressure
The maximum inflation pressure is the maximum
permissible cold tire inflation pressure for this tire
.
The maximum inflation pressure is molded into the
sidewall
.
Recommended Cold Tire Infla-
tion Pressure
Vehicle manufacturer's recommended cold tire in-
flation pressure as shown on the tire placard
.
Tire Placard
A label permanently attached to the vehicle de-
scribing the vehicle’s loading capacity, the original
equipment tire sizes and the recommended cold
tire inflation pressures
.
MAINTAINING YOUR VEHICLE
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