The symbol rate indicates the maximum speed at which a tire could carry the load indicated by the index its capacity of loading capacity. The vehicle may only be used in tires having a minimum symbol rate specified in the manual of the car. This does not apply to tires and types V, W, Y and Z.
Speed Index |
Intended for vehicles with a maximum speed: |
“N” |
does not exceed 140 km/h |
“P” |
does not exceed 150 km/h |
“Q” |
does not exceed 160 km/h |
“R” |
does not exceed 170 km/h |
“S” |
does not exceed 180 km/h |
“T” |
does not exceed 190 km/h |
“U” |
does not exceed 200 km/h |
“H” |
does not exceed 210 km/h |
category “VR” |
It is greater than 210 km/h |
category “ZR” |
It is greater than 240 km/h |
“V” |
does not exceed 240 km/h |
“W” |
does not exceed 270 км/ч. |
“Y” |
does not exceed 300 km/h |
ZR + index “W” |
It is greater than 240 km/h. , but does not exceed 270 км/ч. |
ZR + index “Y” |
It is greater than 240 km/h. , but does not exceed 300 км/ч. |