International Harvester Tractor Serial Number Table- Hot! Link

FCUB = Farmall Cub, IHC = International Cub loboy/utility.

Usually located on the clutch housing, on the left-hand side near the top. International Harvester Tractor Serial Number Table-

If your serial number plate is entirely missing or unreadable, you can still determine the production year using IH casting codes. FCUB = Farmall Cub, IHC = International Cub loboy/utility

Here are the most common locations based on the era of the tractor: Early Models (1920s–1930s) FCUB = Farmall Cub