International Harvester Tractor Serial Number Table- Guide

Whether you are buying a new project, ordering parts, or registering for a vintage tractor show, knowing the exact age of your machine is crucial. For International Harvester (IH) enthusiasts, the serial number is more than just a string of digits—it is the DNA of your tractor.

The first three digits (e.g., 259) identifying the machine type. International Harvester Tractor Serial Number Table-

Farmall H serial #157,000 → falls between 1942 (137,000) and 1943 (168,000) → likely a late 1942 or very early 1943 model. Whether you are buying a new project, ordering

Chassis serial is on a plate on the right side of the clutch housing. The 460 was made from 1958-1963, year letter is D--J. Yesterday's Tractors Forums Farmall H serial #157,000 → falls between 1942

| Model | Serial Start | Serial End | Year | |-------|-------------|------------|------| | 3088 | 1 | ~3650 | 1983-1985 | | 3288 | 1 | ~3100 | 1983-1985 | | 3488 (Hydro) | 1 | ~1480 | 1984-1985 | | 3688 | 1 | ~5270 | 1983-1985 | | 5088 | 1001 | ~3994 | 1981-1985 | | 5288 | 1001 | ~2737 | 1981-1985 | | 5488 | 1001 | ~2287 | 1981-1985 |

The Ultimate Guide to International Harvester Tractor Serial Numbers

The serial number is usually stamped on a flat plate or directly into the casting on the left-hand side of the clutch housing or transmission case.