| Production | |
| Manufacturer | Allis Chalmers |
| Industrial tractor | |
| Total built | 2,850 |
| Allis-Chalmers model IB tractors built prior to 1946 shared serial numbers with the B farm tractors. Based on the B, the Allis IB industrial tractor featured a heavier frame, front axle, and foot throttle. | |
| Variants | |
| B | farm tractor |
| Allis Chalmers IB Engines | |
| Allis-Chalmers 2.1L 4-cyl gasoline | |
| Allis-Chalmers 1.9L 4-cyl gasoline | |
| Allis Chalmers IB Transmission | |
| 3-speed non-synchronized gear | |
| Allis Chalmers IB Power | |
| Belt (claimed) | 22.87 hp 17.1 kW |
| Mechanical | |
| Two-wheel drive | |
| Steering | manual |
| Differential mechanical contracting band brakes | |
| Open operator station. | |
| Photos | |
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| IB Serial Numbers | |
| Location: | Serial number stamped behind the gear shift lever, on top of the transmission case. |
| 1938 | 97 |
| 1939 | 11800 |
| 1940 | 33502 |
| 1941 | 49721 |
| 1942 | 56782 |
| 1943 | 64501 |
| 1944 | 65502 |
| 1945 | 70210 |
| 1946 | IB1001 |
| 1947 | IB1003 |
| 1948 | IB1010 |
| 1949 | IB1282 |
| 1950 | IB1556 |
| 1951 | IB1879 |
| 1952 | IB2219 |
| 1953 | IB2570 |
FAQ: How to read a serial number table. | |
| Electrical | |
| Charging system | generator |
| Battery volts | 6 |
| References | |
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| Engineering-in-Action published in 1956, by Allis Chalmers |
| Page information | |
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| TractorData is a family-owned small business located in Minnesota that has been providing reference information on tractors since 1999. | |
| Peter Easterlund - owner/author | |
| Email: Peter@TractorData.com | |
| Updated on May 12, 2017 |