8-1. Specifications- Page 380

380

8-1. Specifications

DOT symbol

*

Tire Identification Number (TIN)
Tire manufacturer’s identification 
mark
Tire size code
Manufacturer’s optional tire type 
code (3 or 4 letters)
Manufacturing week
Manufacturing year

*

: The  DOT  symbol  certifies that the tire 

conforms to applicable Federal Motor 
Vehicle Safety Standards.



Type B

DOT symbol

*

Tire Identification Number (TIN)
Tire manufacturer’s identification 
mark
Manufacturer’s code
Manufacturing week
Manufacturing year

*

: The  DOT  symbol  certifies that the tire 

conforms to applicable Federal Motor 
Vehicle Safety Standards.

■

Typical tire size information

The illustration indicates typical tire 
size.

Tire use (P = Passenger car, T = 
Temporary use)
Section width (millimeters)
Aspect ratio (tire height to section 
width)
Tire construction code (R = Radial, 
D = Diagonal)
Wheel diameter (inches)
Load index (2 digits or 3 digits)
Speed symbol (alphabet with one 
letter)

■

Tire dimensions

Section width
Tire height

A
B
C

D

E

F

G

A
B
C

D

E
F

Tire size

A

B
C

D

E
F

G

A
B