Wheels and tires, Definition of terms for tires and loading – Mercedes-Benz C-Sedan 2014 Owners Manual User Manual

Page 338

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GAWR (Gross Axle Weight Rating)

The GAWR is the maximum gross axle weight

rating. The actual load on an axle must never

exceed the gross axle weight rating. The

gross axle weight rating can be found on the

vehicle identification plate on the B-pillar on

the driver's side.

Speed rating

The speed rating is part of the tire

identification. It specifies the speed range for

which the tire is approved.

GVW (Gross Vehicle Weight)

The gross vehicle weight includes the weight

of the vehicle including fuel, tools, the spare

wheel, accessories installed, occupants,

luggage and the drawbar noseweight, if

applicable. The gross vehicle weight must not

exceed the gross vehicle weight rating GVWR

as specified on the vehicle identification plate

on the B-pillar on the driver's side.

GVWR (Gross Vehicle Weight Rating)

The GVWR is the maximum permissible gross

weight of a fully loaded vehicle (the weight of

the vehicle including all accessories,

occupants, fuel, luggage and the drawbar

noseweight, if applicable). The gross vehicle

weight rating is specified on the vehicle

identification plate on the B-pillar on the

driver's side.

Maximum loaded vehicle weight

The maximum weight is the sum of the curb

weight of the vehicle, the weight of the

accessories, the total load limit and the

weight of the optional equipment installed at

the factory.

Kilopascal (kPa)

Metric unit for tire pressure. 6.9 kPa

corresponds to 1 psi. Another unit for tire

pressure is bar. 100 kilopascals (kPa) are the

equivalent of 1 bar.

Load index

In addition to the load-bearing index, the load

index may also be imprinted on the sidewall

of the tire. This specifies the load-bearing

capacity more precisely.

Curb weight

The weight of a vehicle with standard

equipment including the maximum capacity

of fuel, oil and coolant. It also includes the air-

conditioning system and optional equipment

if these are installed in the vehicle, but does

not include passengers or luggage.

Maximum load rating

The maximum load rating in kilograms or

pounds is the maximum weight for which a

tire is approved.

Maximum permissible tire pressure

Maximum permissible tire pressure for one

tire.

Maximum load on one tire

Maximum load on one tire. This is calculated

by dividing the maximum axle load of one axle

by two.

PSI (pounds per square inch)

A standard unit of measure for tire pressure.

336

Definition of terms for tires and loading

Wheels

and

tires

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