Established 1955

Tyre Speed Index

 
You can find the Speed Index (SI) of your tyre on the side wall as shown in the diagram.

In this case it’s a “W” rating which indicating max speed of 270KM/H.

It is important to check the Speed index with your vehicle manufacturers specifications.

tyre-markings3
Tyre Speed Rating Table

Speed Rating Speed (Miles/H) Km/h
N 87 140
P 93 150
Q 99 160
R 106 170
S 112 180
T 118 190
U 124 200
H 130 210
V 149 240
Z 150+ 240+
W 168 270
Y 186 300

Read more about tyre speed ratings.