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. Common Plate Locations
: Specifies the configuration, such as 2WD vs. AWD.
Collectors pay premiums for "first-year" models, "last-off-the-line" units, or low-production runs. How to Find Your IH Serial Number Plate
are the most accurate way to verify the model, production year, and exact factory origin of a vintage machine. Finding and understanding these factory numbers prevents costly mistakes when buying parts or restoring a classic tractor. International Harvester Tractor Serial Number Table-
(Note: IH serial numbers typically start at 501 for a new model run, not 1 or 1001.)
Newer models often use a 17-character VIN-style serial number that includes manufacturer, plant codes, and model year indicators. Where to Find the Serial Number
| Model | Year Range | Serial Number Start | Serial Number End | |-------|------------|---------------------|-------------------| | Farmall Cub | 1947–1964 | 501 | 224,703 | | Farmall A / AV | 1939–1947 | 501 | 125,675 | | Farmall B / BN | 1939–1947 | 501 | 126,382 | | Farmall C / Super C | 1948–1954 | 501 | 158,660 | | Farmall H / Super H | 1939–1954 | 501 | 395,247 | | Farmall M / Super M | 1939–1954 | 501 | 229,093 | | Farmall 100 | 1954–1956 | 501 | 42,369 | | Farmall 130 | 1956–1958 | 501 | 20,305 | | Farmall 200 | 1954–1956 | 501 | 33,257 | | Farmall 230 | 1956–1958 | 501 | 15,140 | | Farmall 300 (Utility) | 1954–1956 | 501 | 43,345 | | Farmall 350 (Utility) | 1956–1958 | 501 | 13,514 | | Farmall 400 | 1954–1956 | 501 | 32,446 | | Farmall 450 | 1956–1958 | 501 | 16,875 | | International 404 | 1961–1965 | 501 | 23,150 | | International 504 (Utility) | 1961–1967 | 501 | 16,728 | | International 606 | 1963–1967 | 501 | 23,423 | | International 706 / 756 | 1963–1971 | 501 | 80,000+ | | International 806 / 856 | 1963–1971 | 501 | 45,000+ | | International 1066 | 1971–1976 | 501 | 30,105 | | International 1466 | 1971–1976 | 501 | 17,146 | | International 1566 | 1974–1976 | 501 | 8,731 | | International 86 Series (1086, 1486, 1586) | 1976–1981 | 501 | Varies by submodel | Try again later.
Introduced in the 1960s, these high-horsepower, modern styling machines shifted IH into the modern era of commercial farming. International 706 (1963–1967) Starting Serial Number 1964 1965 1966 1967 International 806 (1963–1967) Starting Serial Number 1963 1964 1965 1966 1967 What to Do If the Serial Number Plate Is Missing
Locating and decoding an International Harvester (IH) tractor serial number is the first step in restoration, maintenance, or valuation. This comprehensive guide provides the lookup tables, placement locations, and historical context needed to accurately identify your vintage Farmall or International Harvester tractor. Why the Serial Number Matters
International Harvester serial number tables, like those found on TractorData or specialized archives, typically list the starting serial number for each year. To find your tractor's year: Locate your model's table. Find where your number falls between two listed years. Your tractor belongs to the year of the including any personal information you added.
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