Chevrolet 2005 SSR Pickup Owner's Manual page 306

Curb Weight: This means the weight of a motor
vehicle with standard and optional equipment including
the maximum capacity of fuel, oil and coolant, but
without passengers and cargo.
DOT Markings: A code molded into the sidewall of
a tire signifying that the tire is in compliance with
the U.S. Department of Transportation (DOT) motor
vehicle safety standards. The DOT code includes
the Tire Identification Number (TIN), an alphanumeric
designator which can also identify the tire manufacturer,
production plant, brand and date of production.
GVWR: Gross Vehicle Weight Rating, see Loading
Your Vehicle on page 4-29.
GAWR FRT: Gross Axle Weight Rating for the front
axle, see Loading Your Vehicle on page 4-29.
GAWR RR: Gross Axle Weight Rating for the rear axle,
see Loading Your Vehicle on page 4-29.
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.
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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 may 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 Your Vehicle on page 4-29.
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.