Cadillac 2008 STS Owner's Manual page 382

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 5-66 and
Loading Your Vehicle on page 4-26.
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.
Sidewall The portion of a tire between the
:
tread and the bead.
5-64
Designated seating
:
The side of an
:
A tire used on
:
Vehicle
:
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 5-75.
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 5-79.
Vehicle Capacity Weight
designated seating positions multiplied by
150 lbs (68 kg) plus the rated cargo load.
See Loading Your Vehicle on page 4-26.
Vehicle Maximum Load on the Tire
an individual tire due to curb weight, accessory
weight, occupant weight, and cargo weight.
Narrow bands, sometimes
:
The number of
:
Load on
: