Speed Index and categories of tires

 

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.