Technical speed dating

The code has grown in complexity over the years, as is evident from the mix of SI and imperial units, and ad-hoc extensions to lettering and numbering schemes.New automotive tires frequently have ratings for traction, treadwear, and temperature resistance (collectively known as The Uniform Tire Quality Grade (UTQG) ratings).

P indicates that the tire is engineered to TRA standards, and absence of a letter indicates that the tire is engineered to ETRTO standards.

The load rating is often included within the parentheses, e.g. In many countries, the law requires that tires must be specified, and fitted, to exceed the maximum speed of the vehicle they are mounted on, with regards to their speed rating code (except for "temporary-use" spare tires).

In some parts of the European Union, tires that are not fit for a car's or motorcycle's particular maximum speed are illegal to mount.

Most tires sizes are given using the ISO Metric sizing system.

However, some pickup trucks and SUVs use the Light Truck Numeric or Light Truck High Flotation system. Department of Transportation or at end of life due to age.

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The mark itself is either an upper case "E" or lower case "e" – followed by a number in a circle or rectangle, followed by a further number.

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  1. The site also supports audio and video chat, enabling you to find out if you and another member might be a good match before meeting them in person.