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 ...

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Cruise control
Important safety notes Cruise control maintains a constant road speed for you. It brakes automatically in order to avoid exceeding the set speed. On long and steep downhill gradients, especially i ...

Manual Operation
(Fan Control): Press these buttons on the rear seat audio control panel to increase or decrease the airflow. Pressing the fan up button when the system is off will turn the system on. The air deliv ...

Tow mode switch
TOW MODE should be used when pulling a heavy trailer or hauling a heavy load. Driving the vehicle in TOW MODE with no trailer/load or light trailer/light load will not cause any damage. Howe ...