Size of a gas tank on motocycle?

The size of a gas tank on a motorcycle can vary depending on the make, model, and year of the motorcycle. Smaller motorcycles, such as mopeds and scooters, may have gas tanks that hold as little as 1 gallon (3.79 liters), while larger motorcycles, such as touring motorcycles, may have gas tanks that hold up to 6 gallons (22.71 liters). The average gas tank size on a motorcycle is between 2 and 4 gallons (7.57 to 15.14 liters).