a miles per hour rating that the specific tire is rated for
Is the maximum rated speed the tyre can operate at safety.
An alphabetical code (A-Z) assigned to a tire indicating the range of speeds at which the tire can carry a load under specified service conditions.
A speed designation of S, T, H, V or Z shown in the size marking of some tires.
A letter designation identifying the tire's high speed durability on an indoor test wheel. Refer to ECE 30 European Indoor Wheel Test Standards.
The maximum continuous speed the tyre is rated for. (See Reading Your Tyre)
A letter coding system designated by the Tire & Rim Association indicating the tire's durability at a particular speed.
A tire rating that indicates the maximum safe vehicle speed that a tire will withstand.
a letter that identifies a tire's high speed durability. A tire's capabilities are tested at preset speeds and the results of these tests determine the tire's speed rating. Speed Ratings include: Q, S, T, U, H, V, Z, W, Y More Info