Tire speed rating chart

What is the tire speed rating?

The speed rating is a letter on the tire sidewall for the maximum permitted speed. W means 270 km/h. The chart below lists all common symbols in km/h and mph; ZR means over 240 km/h.

FAQ

What is the tire speed rating?
The speed rating is a letter on the tire sidewall for the maximum permitted speed. W means 270 km/h. The chart below lists all common symbols in km/h and mph; ZR means over 240 km/h.
What should I verify before using this information?
Use TireFitLab values as a sizing reference, then verify the vehicle handbook, tire placard, rim compatibility, load rating, and physical clearance before fitting.

Try a speed symbol

Type the letter after the load index, such as V in 91V.

km/h maximum
240
mph maximum
149

Reference-table value only. Always match your vehicle placard and tire sidewall markings.

Symbol km/h mph
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

Seasonal check

Planning a long summer drive?

Use the budget and running-cost tools before a trip, especially if the current tyres are worn or the replacement size changes diameter.

Estimate tyre budget
Last reviewed: 2026-06-28
What changed
  • Reviewed deterministic geometry, load/speed references, sitemap inclusion and localized page shell.