The Lionel Chessie System set lot 8201 Diesel hoppers 17100-02-04 porthole cab 9167 is a vintage model train set that includes a replica of a diesel locomotive and cars in a 1:48 scale. This set features a yellow color scheme. The set is designed for O gauge railroads. It is Made of plastic and diecast materials and has great paint and marking and shows real well there are no boxes for the units. The locomotive is # 8201; the hoppers are #17100; #17102 and #17104 and the caboose is a porthole caboose #9167 that is lighted. The cars have been run on a display track layout with little or no actual run time.