Wheels and Tires
See also:
Ride Quality
The ATS' ride quality is confident and comfortable. A difference of 1 inch in
wheel diameter isn't always noticeable, but I found the 2.5L with its 17-inch
wheels to ride a little softer than the ...
Traction – AA, A, B, C
The traction grades, from
highest to lowest, are AA, A,
B, and C. Those grades
represent the tire's ability to
stop on wet pavement as
measured under controlled
conditions on specified
g ...
Vehicle Identification Number (VIN)
This legal identifier is in the front corner of the instrument panel, on the
left side of the vehicle. It can be seen through the windshield from outside.
The VIN also appears on the Vehicle Cer ...






