Table of Contents
Advertisement
Occupant Distribution
positions.
Outward Facing Sidewall
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 higher
or deeper than the same moldings on the other
sidewall of the tire.
Passenger (P-Metric) Tire
passenger cars and some light duty trucks and
multipurpose vehicles.
Recommended Inflation Pressure
manufacturer's recommended tire inflation
pressure as shown on the tire placard. See
Inflation - Tire Pressure on page 6-62 and Loading
the Vehicle on page 5-24.
Radial Ply Tire
A pneumatic tire in which the
:
ply cords that extend to the beads are laid at
90 degrees to the centerline of the tread.
Rim
A metal support for a tire and upon which
:
the tire beads are seated.
Designated seating
:
The side of an
:
A tire used on
:
Vehicle
:
Sidewall
The portion of a tire between the tread
:
and the bead.
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
called wear bars, that show across the tread of
a tire when only 1/16 inch (1.6 mm) of tread
remains. See When It Is Time for New Tires on
page 6-69.
UTQGS (Uniform Tire Quality Grading
Standards)
A tire information system that
:
provides consumers with ratings for a tire's
traction, temperature, and treadwear. Ratings are
determined by tire manufacturers using
government testing procedures. The ratings are
molded into the sidewall of the tire. See Uniform
Tire Quality Grading on page 6-72.
Narrow bands, sometimes
:
6-61
Advertisement
Chapters
Table of Contents
