Treadwear indicators
Narrow bars (tread wear bars) that are distributed over the tire tread. If the tire tread is level with the bars, the wear limit of 1/16 in (1.6 mm) has been reached.
See also:
Tow-starting (emergency enginestarting)
Vehicles with automatic transmission
must not be started by tow-starting. This
could otherwise damage the transmission. ...
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 ...
Tire size designation, load-bearing
capacity and speed rating
1. Tire width
2. Nominal aspect ratio in %
3. Tire code
4. Rim diameter
5. Load bearing index
6. Speed rating
Tire data is vehicle-specific and may
deviate from the data in th ...