Uniform Tire Quality Grading
Quality grades can be found where applicable on the tire sidewall between tread shoulder and maximum section width. For example:
See also:
SBZA Detection Zones
The SBZA sensor covers a zone of approximately one
lane over from both sides of the vehicle, 3.5 m (11 ft).
This zone starts at each side mirror and goes back
approximately 5 m (16 ft). The hei ...
Ride & Handling
Unfortunately, the ride is another area where the Super looks better on paper
than the other Lucerne trim levels, but in some ways performs worse. The CXL's
suspension tuning is firmer than that o ...
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 governm ...