The engine number can be found directly on the engine.īeside above, do tractors have VIN numbers? Tractors do have serial numbers, usually printed on a plate on the body of the tractor. The ID tag on Gator Utility Vehicles can be found either at the back right above the hitch or on the right side between the back tire and cargo box. In this way, where is the VIN number on a John Deere Gator?