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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Rear media control from the touch screen
When the main rear media control screen is displayed on the touch screen, the rear media remote control will be locked out. No part of the rear media system will operate until it is turned on via ...

Transfer gearbox
1. High range (Hi): Hi should be used for all normal road driving and also for off-road driving across dry, level terrain. 2. Low range (Lo): Lo should only be used in situations where low spee ...

Traction
WARNING   The traction grade assigned to this tire is based on straight-ahead braking traction tests, and does not include acceleration, cornering, hydroplaning, or peak traction charac ...