The prototype of the car was built by the Johnstown America Corpration for Norfolk Southern and classed as the G97 (Series 200000-200258) and also they were built for the Federal Paper Board Company, Incorporated (Series 700-844) in 1996. This HO Johnstown America 8200 Cubic Foot Hi Capacity Woodchip Hopper STL files comes with the Norfolk Southern G97 and the Federal Paper Borad Company, Inc. body versions, also with the bonus FrieghtCar America 8200 Cubic Foot Hi Capacity Woodchip Hopper body, brake wheel and coupler box covers. The only thing that you need to complete this model is some 100-ton rolling bearing trucks with 36' metal wheels and metal couplers of your choice. Also you need 2-56 x 1/4 phillips pan head screws for the trucks and 2-56 x 1/8 phillips pan head screws coupler boxes.