<Table> <Tr> <Td> </Td> <Td> This article needs additional citations for verification . Please help improve this article by adding citations to reliable sources . Unsourced material may be challenged and removed . (February 2008) (Learn how and when to remove this template message) </Td> </Tr> </Table> <Tr> <Td> </Td> <Td> This article needs additional citations for verification . Please help improve this article by adding citations to reliable sources . Unsourced material may be challenged and removed . (February 2008) (Learn how and when to remove this template message) </Td> </Tr> <P> The gross vehicle weight rating (GVWR), or gross vehicle mass (GVM) is the maximum operating weight / mass of a vehicle as specified by the manufacturer including the vehicle's chassis, body, engine, engine fluids, fuel, accessories, driver, passengers and cargo but excluding that of any trailers . The term is used for motor vehicles and trains . </P> <P> The weight of a vehicle is influenced by passengers, cargo, even fuel level, so a number of terms are used to express the weight of a vehicle in a designated state . Gross combined weight rating (GCWR) refers to the total mass of a vehicle, including all trailers . GVWR and GCWR both describe a vehicle that is in operation and are used to specify weight limitations and restrictions . Curb weight describes a vehicle which is "parked at the curb" and excludes the weight of any occupants or cargo . Dry weight further excludes the weight of all consumables, such as fuel and oils . Gross trailer weight rating specifies the maximum weight of a trailer and the gross axle weight rating specifies the maximum weight on any particular axle . </P>

What does gvwr stand for on a truck