Buick Regal 2011 Owner's Manual page 282

Recommended Inflation
Pressure Vehicle
:
manufacturer's recommended
tire inflation pressure as shown
on the tire placard. See Tire
Pressure on page 10 46 and
Vehicle Load Limits on
page 9 12.
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.
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 inch) of tread remains.
See When It Is Time for New
Tires on page 10 53.
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
government testing procedures.
The ratings are molded into the
sidewall of the tire. See Uniform
Tire Quality Grading on
page 10 56.
Vehicle Capacity Weight
number of designated seating
positions multiplied by 68 kg
Narrow
:
(150 lbs) plus the rated cargo
load. See Vehicle Load Limits on
page 9 12.
Vehicle Maximum Load on the
Tire
:
due to curb weight, accessory
weight, occupant weight, and
cargo weight.
A tire
:
Vehicle Placard
permanently attached to a
vehicle showing the vehicle's
capacity weight and the original
equipment tire size and
recommended inflation pressure.
See Tire and Loading
Information Label under Vehicle
Load Limits on page 9 12.
Vehicle Care 10-45
:
Load on an individual tire
A label
:
The