Manufacturer specification charts include an automobile's gross vehicle weight rating — usually referred to as its GVWR. The GVWR is an auto'smaximum safe weight that should not be exceeded. Weight calculations include curb weight, additional equipment that's been added, the weight of cargo and ...
The tongue weight is approximately 10 percent of the gross trailer weight (GTW), meaning a 5,000 pound trailer (with trailer load) adds 500 lbs. of tongue weight to a vehicle’s payload. To calculate payload capacity, simply subtract the curb weight from the GVWR. Based on the formula, ...