| The following are pictures of Gilbert American Flyer HO Diesels. |
 GM DIESEL A UNIT Road names for Alco Units include: Northern Pacific, Missouri Pacific, Southern Pacific, Baltimore and Ohio, M & St. L, Santa Fe, Chesapeake & Ohio, Lackawanna Model numbers for powered A units include: 420, 421, 423, 31007, 31010, 31014, 31032, 31037, 31039 Model numbers for dummy A units include: 422, 424, 31009, 31012, 31038 |
 GM DIESEL B UNIT Road names include: Northern Pacific, Missouri Pacific, Baltimore and Ohio Model numbers include: 425, 426, 427, 31008, 31011 |
 ALCO ROAD SWITCHER Road names include: Alco, Chesapeake & Ohio Model numbers include: 430, 31003, 31017, 31022, 31025 |
 INDUSTRIAL SWITCHER Metal Boiler. Includes model numbers 31013, 31021 |