Infiniti QX: Uniform tire quality grading - Technical and consumer information - Infiniti QX Owner's ManualInfiniti QX: Uniform tire quality grading

DOT (Department Of Transportation) Quality Grades: All passenger car tires must conform to federal safety requirements in addition to these grades. 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

Flat towing
Towing your vehicle with all four wheels on the ground is sometimes called flat towing. This method is sometimes used when towing a vehicle behind a recreational vehicle, such as a motor home. ...

Treadwear
The treadwear grade is a comparative rating based on the wear rate of the tire when tested under controlled conditions on a specified government test course. For example, a tire graded 150 wou ...

See also:

Antifreeze
In the winter when it is anticipated that the outside temperature will drop below 328F (08C), check antifreeze to assure proper winter protection. For additional information, see “Engine coo ...

Full screen view controls
The seek controls operate in the same manner as they do in preview mode. Use the relevant soft key to select the 4:3, 16:9 or Zoom option. ...

Operating range for engine start function
The operating range for starting the engine inside the vehicle 1 is shown in the illustration. ► If the Intelligent Key is on the instrument panel, cargo area, inside the glove box o ...