GAWR RR: Gross Axle Weight Rating for the rear
axle. See Loading the Vehicle on page 4-23.
Intended Outboard Sidewall
: The side of an
asymmetrical tire, that must always face outward
when mounted on a vehicle.
Kilopascal (kPa)
: The metric unit for air pressure.
Light Truck (LT-Metric) Tire
: A tire used on
light duty trucks and some multipurpose passenger
vehicles.
Load Index
: An assigned number ranging
from 1 to 279 that corresponds to the load
carrying capacity of a tire.
Maximum Inflation Pressure
: The maximum
air pressure to which a cold tire can be inflated.
The maximum air pressure is molded onto the
sidewall.
Maximum Load Rating
: The load rating for a tire
at the maximum permissible inflation pressure
for that tire.
Maximum Loaded Vehicle Weight
: The sum of
curb weight, accessory weight, vehicle capacity
weight, and production options weight.
Normal Occupant Weight
: The number of
occupants a vehicle is designed to seat multiplied
by 150 lbs (68 kg). See Loading the Vehicle on
page 4-23.
Occupant Distribution
: Designated seating
positions.
Outward Facing Sidewall
: The side of an
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
: A tire used on
passenger cars and some light duty trucks and
multipurpose vehicles.
Recommended Inflation Pressure
: Vehicle
manufacturer’s recommended tire inflation
pressure as shown on the tire placard.
See Inflation - Tire Pressure on page 5-71
and Loading the Vehicle on page 4-23.
5-67