By understanding how to read an International Harvester serial number table and knowing where to look for the most accurate information, you can unlock the full story of your tractor and connect with a rich agricultural legacy.
International Harvester Company (IH) produced farm tractors from 1906 until 1985 (when the agricultural division was sold to Tenneco, forming Case IH). To track production, identify model year, and verify authenticity, IH used serial number plates attached to the tractor’s chassis. Serial number tables (often found in service manuals, parts catalogs, and enthusiast guides) provide the cross-reference between serial number ranges and the corresponding year of manufacture. International Harvester Tractor Serial Number Table-
International Harvester typically stamped serial numbers onto a metal plate riveted to the tractor chassis. Over decades of farm use, these plates can become painted over, damaged, or lost. Look in these common locations if your plate is missing: By understanding how to read an International Harvester
Often found on the bolster (front axle housing) or the left side of the transmission housing. Serial number tables (often found in service manuals,
Production records after 1952 are more complex, with overlapping serial number prefixes. Always confirm specifications with official literature for later production years. The total number of Farmall M tractors produced is 270,140.
The serial number on IH tractors typically consists of 6-8 digits, depending on the model and production year. The serial number can be found on a metal plate or sticker located on the tractor's engine, transmission, or chassis.
Most early tractors use a simple 5-digit number that indicates the unit's place in the production run. For example, a