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:

How to Check Lubricant
To get an accurate reading, the vehicle should be on a level surface. A. Fill Plug B. Drain Plug When the differential is cold, add enough lubricant to raise the level from 0mm (0 in) to 3.2 ...

Seat belt maintenance
► To clean the seat belt webbing, apply a mild soap solution or any solution recommended for cleaning upholstery or carpets. Then, wipe with a cloth and allow the seat belts to dry in th ...

Cleaning the seat belts
► Use clean, lukewarm water and soap solution. Do not clean the seat belts using chemical cleaning agents. Do not dry the seat belts by warming them above 176 °F (80 °C) or placing them ...