2011 Mercedes ML-Class Owner's Manual - Page 347
2011 Mercedes ML-Class Manual
Page 347 highlights
Definitions for tires and loading Increased vehicle weight due to optional equipment The combined weight of all standard and optional equipment available for the vehicle, regardless of whether it is actually installed on the vehicle or not. 345 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. Wheel rim The part of the wheel on which the tire is mounted. Maximum weight of the laden vehicle The maximum weight is the sum of the unladen weight of the vehicle, the weight of the accessories, the maximum load and the weight of the optional equipment installed at the factory. 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. Kilopascal (kPa) Metric unit for tire pressure. 6.9 kPa is the equivalent of 1 psi. Another unit for tire pressure is bar. 100 kilopascal (kPa) is the equivalent of 1 bar. Speed index The speed index is part of the tire identification. Specifies the speed range for which the tire is approved. 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. GTW (Gross Trailer Weight) The GTW is the weight of a trailer including the weight of the load, luggage, accessories etc. on the trailer. Unladen weight 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. The weight of a vehicle with standard equipment including the maximum capacity of fuel, oil and coolant. It also includes the airconditioning system and optional equipment if these are installed on the vehicle, but does not include passengers or luggage. Z Tires and wheels