DOT (Department of Transportation)

DOT marked tires fulfill the requirements of the United States Department of Transportation.

    See also:

    Tread wear
    The tread wear grade is a comparative rating based on the wear rate of the tire when tested under controlled conditions on a specified U.S. government course. For example, a tire graded 150 wo ...

    Checking tire pressure manually
    To determine and set the correct tire pressure, proceed as follows:   Remove the valve cap of the tire that is to be checked.   Press the tire pressure gauge securely onto the valve. ...

    Making adjustments in 1 mph (Canada: 1 km/h) increments
    •► Briefly press the cruise control lever to the pressure point, up 1 for a higher speed or down 2 for a lower speed. The last speed stored is increased or reduced. ...