Tire labeling (example) Meaning
Brand, Logo Manufacturer
Tire name Individual tire designation of the manufacturer.
P215 / 55 R 18 Dimensions:
P Tire application: Passenger car
255 Nominal sidewall-to-sidewall width of tire in millimeters.
55 Ratio of height to width (aspect ratio)
R Tire belt design letter code for radial.
18 Rim diameter (in inches)
95 H Load rating code ⇒ page 365 and speed rating code.
XL Indicates “reinforced” tire (heavy-duty)
M+S or M/S Indicates Mud and Snow capability (also M/S).
RADIAL TUBELESS Tubeless radial tire.
E4 ... Labeling according to international regulations (E) including
number of the approving country. The multi-digit approval number
is listed next.
DOT BT RA TY5 1709 Tire identification number (TIN9 - In some cases the
manufacturing date is only on one side of the tire:
DOT The tire complies with the requirements of the United
States Department of Transportation, responsible for
issuing safety standards.
BT Identification letter of the manufacturing site.
RA Manufacturer information regarding tire dimensions.
TY5 Tire characteristics provided by the manufacturer.
1709 Manufacturing date: 17th week in 2009.
TWI Marks the position of the treadwear indicator.
Made in Germany Country of manufacture.
MAX LOAD 615 KG (1356 LBS) United States maximum load rating per wheel.
MAX INFLATION 350 KPA
(51 PSI)
United States maximum permissible inflation pressure.
ROTATION Rotation direction (unidirectional tires)
SIDEWALL 1 PLY RAYON Tire ply composition and materials used:
1 layer of rayon.
TREAD 4 PLIES
1 RAYON + 2 STEEL +
1 NYLON
Tire tread composition and materials used:
In this example there are 4 layers under the tread: 1 layer of
rayon, 2 layers of steel belt and 1 layer of nylon.
Consumer information regarding comparison to specified base tires (standardized test
procedure):
9 TIN represents the serial number of the tire.
