International Harvester Tractor Serial Number Table- May 2026

Unlocking the History of Your International Harvester: The Serial Number Guide

, have the serial number plate on the steering gear housing or frame rail on the right side. Clutch Housing: On tractors like the , the plate is often attached to the clutch housing. Engine Block: For models like the International Harvester Tractor Serial Number Table-

What If Your Number Isn't in the Table?

There are several possibilities:

If you’ve ever stared at the serial number plate on your old Farmall, Cub, or International Harvester tractor and wondered, “How old are you, really?” — you’re not alone. Unlocking the History of Your International Harvester: The

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Comprehensive Serial Number Table: Farmall & International (1939–1976)

Below is a condensed, high-value reference table. For a full restoration, always cross-reference with official IH archives (like the Wisconsin Historical Society) or a published International Harvester Tractor Serial Number Table book by Guy Fay. There are several possibilities: If you’ve ever stared