: The actual production sequence number for that specific year and model.
Note: This is a concise, representative table to illustrate format and typical ranges. For precise restoration work use official factory records, recognized serial reference books, or trusted registries. International Harvester Tractor Serial Number Table-
Do you have a serial number that doesn’t match any table? Post it on the Red Power Magazine forums—the IH experts there have access to the original microfiche records. : The actual production sequence number for that
Note: The famous is the most collected. Serial numbers 501 to 5,000 (1971) are considered early "blue ribbon" tractors. Numbers above 50,000 are 1975-1976 models. Do you have a serial number that doesn’t match any table
: Typically on the right side of the clutch housing or the steering gear housing .
This series introduced the "row crop" styling with a single front wheel option.