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.
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.