See also:

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. ...

Glare from the side
Fold down the sun visor. Pull the sun visor out of retainer 2. Swing the sun visor to the side. ...

Tire labeling overview
The following markings are on the tire in addition to the tire name (sales designation) and the manufacturer's name: Uniform tire Quality Grading Standard () DOT, Tire Identification Num ...