What Does 80 90 14 on My Motorcycle Tire Mean?

The numbers on a motorcycle tire indicate the width, height, and diameter of the tire, as well as the type of tire it is.

For example, the numbers “80/90-14” on a motorcycle tire mean that the tire has a width of 80 millimeters, a height of 90% of the tire’s width, and is designed to fit a 14-inch rim.

The “M/C” designation on the tire means that it is designed specifically for motorcycles.

It is important to understand the numbers on a motorcycle tire when choosing a replacement tire. The width, height, and diameter of the tire must match the specifications of the motorcycle’s rim and suspension system.

The aspect ratio, which is the height of the tire’s sidewall as a percentage of its width, can affect the handling and stability of the motorcycle.

The type of tire, such as a sport tire or touring tire, can also affect the performance of the motorcycle.

When reading the numbers on a motorcycle tire, it is important to note whether the tire size is expressed in the metric system or the inch system.

In the metric system, the tire size is expressed as a set of three numbers indicating the width, aspect ratio, and rim diameter in millimeters.

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In the inch system, the tire size is expressed as a set of three numbers indicating the width, aspect ratio, and rim diameter in inches.

In summary, the numbers on a motorcycle tire indicate the width, height, and diameter of the tire, as well as the type of tire it is.

It is important to understand these numbers when choosing a replacement tire to ensure that it matches the motorcycle’s rim and suspension system specifications.

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