See also:

Uniform Tire Quality Grading System (UTQGS)
This information relates to the tire grading system developed by the U.S. National Highway Traffic Safety Administration for grading tires by tread wear, traction, and temperature performance. ...

Vent Operation
Adjusting the Vents Directing airflow Side Vents To adjust the direction of airflow, open the vents and rotate them left and right. Center Vents To adjust the direction of airflow, move t ...

Exterior
Comparatively upright in profile, the Mazda3 is built with a wide track and a relatively long (103.9-inch) wheelbase for its size. A Sport Package that includes sport bumpers, side skirts, 17-inch ...