Infiniti QX: Traction AA, A, B and C
The traction grades, from highest to lowest, are AA, A, B and C. Those grades represent the tire’s ability to stop on wet pavement as measured under controlled conditions on specified government test surfaces of asphalt and concrete. A tire marked C may have poor traction performance.
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
characteristics.
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 ...
Temperature A, B and C
The temperature grades A (the highest), B,
and C, representing the tire’s resistance to
the generation of heat and its ability to
dissipate heat when tested under controlled
conditions on a ...
See also:
Types of tires
WARNING
► When changing or replacing tires, be
sure all four tires are of the same type
(Example: Summer, All Season or Snow)
and construction. An INFINITI retailer
may be able to hel ...
Portable Audio Devices
This vehicle may have an auxiliary input located on the radio faceplate and a
USB port located in the instrument panel storage area.
External devices such as iPods™, laptop computers, MP3 players ...
Occupant sensing
The front passenger seat is fitted with an occupancy sensor system that determines
if the seat is unoccupied, occupied by a person of low weight, a child seat or object,
or is occupied by a heavie ...