Chevrolet 2008 Impala Owner's Manual page 306

Normal Occupant Weight
occupants a vehicle is designed to seat multiplied
by 150 lbs (68 kg). See Loading Your Vehicle
on page 4-21.
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 5-61 and
Loading Your Vehicle on page 4-21.
5-60
The number of
:
Designated seating
:
The side of an
:
A tire used on
:
Vehicle
:
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
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 5-70.
Narrow bands, sometimes
: