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. ...

Exterior
Thanks to an arcing black garnish atop the air dam, the Mazda2 carries the smiling expression Mazda has recently affixed to most of its cars. The lower air dam dominates the Mazda2's nose; a thin ...

Hood
WARNING. Always check that the hood is closed and securely locked: A hood that is not closed and securely locked is dangerous as it could fly open while the vehicle is moving and block the drive ...