User's Manual

147
GLOSSARY OF TERMS
Glossary of Terms
WHEELS AND TIRES GLOSSARY
ACCESSORY WEIGHT
The combined weight (in excess of those
items replaced) of items available as
factory installed equipment.
BEAD
The inner edge of a tire that is shaped to fit
to the rim and form an air tight seal. The
bead is constructed of steel wires which
are wrapped, or reinforced, by the ply
cords.
COLD TIRE PRESSURE
The air pressure in a tire which has been
standing in excess of three hours, or driven
for less than one mile.
CURB WEIGHT
The weight of a standard vehicle, including
a full tank of fuel, any optional equipment
installed, and with the correct fluid levels.
GROSS VEHICLE WEIGHT
The maximum permissible weight of a
vehicle with driver, passengers, load,
luggage, and equipment.
KPA (KILO PASCAL)
A metric unit used to measure pressure.
One kilo Pascal equals approximately 0.145
psi.
MAXIMUM INFLATION PRESSURE
The maximum pressure to which the tire
should be inflated. This pressure is given on
the tire side wall in psi (lbf/in
2
) and kPa.
Note: This pressure is the maximum
allowed by the tire manufacturer. It is not
the pressure recommended for use.
MAXIMUM LOADED VEHICLE WEIGHT
The sum of curb weight, accessory weight,
vehicle capacity weight, and production
options weight.
PRODUCTION OPTIONS WEIGHT
The combined weight of options installed
which weigh in excess of 3 lbs (1.4 kg) more
than the standard items that they
replaced, and are not already considered
in curb or accessory weights.
PSI (LBF/IN
2
)
Pounds per square inch, an imperial unit of
measure for pressure.
RIM
The metal support for a tire, or tire and
tube, upon which the tire beads are seated.
VEHICLE CAPACITY WEIGHT
The number of seats multiplied by 150 lbs
(68 kg) plus the rated amount of
load/luggage.