See also:

Uniform Tire Quality Grading
Quality grades can be found where applicable on the tire sidewall between tread shoulder and maximum section width. For example: Treadwear 200 Traction AA Temperature A ...

Hydroplaning
On wet or slushy roads, a wedge of water can form between the tires and road surface. This phenomenon is referred to as hydroplaning. It is characterized by a partial or complete loss of contact ...

Safety
As of publication, the X6 hasn't been crash-tested by the Insurance Institute for Highway Safety. The SUV comes with a number of standard safety features, including antilock brakes, side-impact ai ...