Speed Index

The Speed Symbol indicates the speed at which the tire can carry a load corresponding to its Load Index under service

conditions specified by the tire manufacturer.

 

Speed Symbol Speed (km/h) Speed (mph)
A1 5 3

A2

10 6
A3 15 9
A4 20 12
A5 25 16
A6 30 19
A7 35 22
A8 40 25
B 50 31
C 60 37
D 65 40
E 70 43
F 80 50
G 90 56
J 100 62
K 110 68
L 120 75
M 130 81
N 140 87
P 150 93
Q 160 99
R 170 106
S 180 112
T 190 118
U 200 124
H 210 130
V 240 149
W 270 168
Y 300 186
ZR* Open Ended Open Ended

 

* Consult tire manufacturer for top speed capability

 

NOTE: All calculation for km/h to mph and kg to lbs are rounded off. Your calculation may differ. If in doubt, use Tire and Rim

Association recommendation.