DOT Quality Grades

Treadwear
Traction AA A B C
Temperature A B C

All passenger car tires must conform to Conform to Federal Safety Requirements
All passenger car tires must conform to Federal Safety Requirements in addition to these grades.◀

    See also:

    Controls
    Controls 1 Control Display 2 Controller with buttons The buttons can be used to open the menus directly. The controller can be used to select menu items and create the settings. ...

    The concept
    The following can be displayed or operated using the buttons and the thumbwheel on the steering wheel and the display in the instrument cluster: ▷ Current audio source. ▷ Programs ...

    Built for Curves
    Like BMW's cars, the X3 offers top-notch road manners. Some may find the steering wheel too difficult to turn, but its heavy rotations render spot-on directional control. The meaty steering wheel ...