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Tires
Tire Markings
9
Size Designation
EXAMPLE: P215/65R15
Passenger car tire size based
P
on U.S.A. design standards
Section width in millimeters
215
(mm)
Aspect ratio in percent (%)
65
Ratio of section height to sec-
tion width of tire.
9-16
Vehicle care and maintenance
Construction code
•"R" means radial construc-
R
tion.
•"D" means diagonal or bias
construction.
15
Rim diameter in inches (in)
NOTE
European/Japanese metric tire
sizing is based on European/Jap-
anese design standards. Tires
designed to these standards have
the tire size molded into the
sidewall beginning with the sec-
tion width. The letter "P" is
absent from this tire size desig-
nation.
Example:
215/65R15
96H.
I n f o r ma t i o n P r o v i d e d b y :
NOTE
LT (Light Truck) -metric tire
sizing is based on U.S.A. design
standards. The size designation
for LT-metric tires is the same as
for P-metric tires except for the
letters "LT" that are molded into
the sidewall preceding the size
designation.
LT235/85R16.
Temporary spare tires are high
pressure
compact
designed for temporary emer-
gency use only. Tires designed
to this standard have the letter
"T" molded into the sidewall
preceding the size designation.
Example: T145/80D18 103M.
Service Description
EXAMPLE: 95H
Load index
A numerical code associated
95
with the maximum load a tire
can carry.
Example:
spares
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