Uniform Tire Quality Grading Standards

A uniform standard to grade the quality of tires with regards to tread quality, tire traction and temperature characteristics. Ratings are determined by tire manufacturers using U.S.

government testing procedures. The ratings are molded into the sidewall of the tire.

    See also:

    Important safety notes
    WARNING If you tow the vehicle, you must use a rigid towing bar if: the engine is not running. there is a brake system malfunction. there is a malfunction in the power supply or the vehi ...

    DOT, Tire Identification Number (TIN)
    U.S. tire regulations prescribe that every manufacturer of new tires or retreader has to imprint a TIN in or on the sidewall of each tire produced. The TIN is a unique identification number. ...

    Driving on flooded roads
    Do not drive through flooded areas. Check the depth of any water before drivincg through it. Drive slowly through standing water. Otherwise, water may enter the vehicle interior or the engin ...