How to Read a Tire Sidewall (Light Truck Metric)
|
7.5
|
R
|
16
|
LT
|
D
|
112/107
|
Q
|
|
Nominal Section Width (inches)
|
Construction Code (radial)
|
Rim Diameter
|
Light Truck Tire
|
Load Range
|
Load Index (single/dual)
|
Speed Symbol
|
|
31
|
x
|
10.50
|
R
|
15
|
LT
|
C
|
109
|
Q
|
|
Nominal Overall Diameter (inches)
|
|
Nominal Section Width (inches)
|
Construction Code (radial)
|
Rim Diameter
|
Light Truck Tire
|
Load Range
|
Load Index
|
Speed Symbol
|
|
Speed Symbol
|
Speed Category
|
|
N
|
87 mph (140 km/h)
|
|
P
|
93 mph (150 km/h)
|
|
Q
|
99 mph (160 km/h)
|
|
R
|
106 mph (170 km/h)
|
|
S
|
112 mph (180 km/h)
|
|
T
|
118 mph (190 km/h)
|
|
H
|
130 mph (210 km/h)
|
|
|
|
Load Range
|
Ply Rating
|
|
A
|
2
|
|
B
|
4
|
|
C
|
6
|
|
D
|
8
|
|
E
|
10
|
|
F
|
12
|
|
G
|
14
|
|
H
|
16
|
|
J
|
18
|
|
L
|
20
|
|
M
|
22
|
|
N
|
24
|
|
