Speed Symbol indicates the maximum speed at which the weight (with the exception of weight when speed
is equal to or exceeds 210 km/h) designated by the manufacturing company can be supported by the tire.
What is my tire’s maximum speed?
Enter your tire’s Speed Symbol in the blank and click the “Enter” key!
Speed symbol value (possible input range: A1~Z) = km/h
Speed according to speed symbol
1km per hour(km/h)= 0.621371mi/h
Speed Symbol indicates the maximum speed at which the weight (with the exception of weight when speed
is equal to or exceeds 210 km/h) designated by the manufacturing company can be supported by the tire.
Speed rating | |||||
Code | km/h | mph | Code | km/h | mph |
A1 | 5 | 3 | L | 120 | 75 |
A2 | 10 | 6 | M | 130 | 81 |
A3 | 15 | 9 | N | 140 | 87 |
A4 | 20 | 12 | P | 150 | 94 |
A5 | 25 | 16 | Q | 160 | 100 |
A6 | 30 | 19 | R | 170 | 106 |
A7 | 35 | 22 | S | 180 | 112 |
A8 | 40 | 25 | T | 190 | 118 |
B | 50 | 31 | U | 200 | 124 |
C | 60 | 37 | H | 210 | 130 |
D | 65 | 40 | V | 240 | 149 |
E | 70 | 43 | Z | over 240 | over 149 |
F | 80 | 50 | W | 270 | 168 |
G | 90 | 56 | (W) | over 270 | over 168 |
J | 100 | 62 | Y | 300 | 186 |
K | 110 | 68 | (Y) | over 300 | over 186 |