Lexus RX450h Owners Book page 280

2-5. Driving information
Towing related term
Towing related term
GVWR (Gross Vehicle
Weight Rating)
GAWR (Gross Axle Weight
Rating)
GCWR (Gross Combina-
tion Weight Rating)
Gross trailer weight
Towing capacity
Tongue load
280
Meaning
The maximum allowable gross vehicle
weight. The gross vehicle weight is the total
weight of the vehicle. When towing a trailer,
it is the sum of the vehicle weight (including
the occupants, cargo and any optional
equipment installed on the vehicle) and the
tongue load.
The maximum allowable gross axle weight.
The gross axle weight is the load placed on
each axle (front and rear).
The maximum allowable gross combination
weight. The gross combination weight is the
sum of the total vehicle weight (including
the occupants, cargo and any optional
equipment installed on the vehicle) and the
weight of the trailer being towed (including
the cargo in the trailer).
The sum of the trailer weight and the weight
of the cargo in the trailer.
The maximum allowable gross trailer
weight. Towing capacity is calculated con-
sidering the base vehicle with necessary
vehicle equipment and occupants. Addi-
tional optional equipment, passengers and
cargo in the vehicle will reduce the towing
capacity, gross trailer weight include the
trailer, cargo and necessary equipment for
towing.
The load placed on the trailer hitch ball.