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Maximum Load Rating
load rating for a tire at the
maximum permissible inflation
pressure for that tire.
Maximum Loaded Vehicle
Weight
The sum of curb
:
weight, accessory weight,
vehicle capacity weight, and
production options weight.
Normal Occupant Weight
number of occupants a vehicle
is designed to seat multiplied by
68 kg (150 lb). See Vehicle Load
Limits 0 159.
Occupant Distribution
Designated seating positions.
Outward Facing Sidewall
side of an asymmetrical tire that
has a particular side that faces
outward when mounted on a
vehicle. The side of the tire that
contains a whitewall, bears
white lettering, or bears
manufacturer, brand, and/or
model name molding that is
The
higher or deeper than the same
:
moldings on the other sidewall
of the tire.
Passenger (P-Metric) Tire
tire used on passenger cars and
some light duty trucks and
multipurpose vehicles.
Recommended Inflation
Pressure
The
manufacturer's recommended
:
tire inflation pressure as shown
on the tire placard. See Tire
Pressure 0 264 and
Vehicle Load Limits 0 159.
Radial Ply Tire
:
tire in which the ply cords that
extend to the beads are laid at
The
:
90 degrees to the centerline of
the tread.
Rim
A metal support for a tire
:
and upon which the tire beads
are seated.
Sidewall
between the tread and the bead.
A
:
Vehicle
:
A pneumatic
:
The portion of a tire
:
Vehicle Care
Speed Rating
An
:
alphanumeric code assigned to
a tire indicating the maximum
speed at which a tire can
operate.
Traction
The friction between
:
the tire and the road surface.
The amount of grip provided.
Tread
The portion of a tire that
:
comes into contact with
the road.
Treadwear Indicators
bands, sometimes called wear
bars, that show across the tread
of a tire when only 1.6 mm
(1/16 in) of tread remains. See
When It Is Time for New Tires
0 271.
UTQGS (Uniform Tire Quality
Grading Standards)
:
information system that provides
consumers with ratings for a
tire's traction, temperature, and
treadwear. Ratings are
determined by tire
manufacturers using
263
Narrow
:
A tire
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