allis chalmers hd7
 | 1940 - 1950
Agricultural Crawler tractor | 1940 - 1950 | Agricultural Crawler tractor |
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1940 - 1950 | |||
Agricultural Crawler tractor | |||
1940 - 1950 | |
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Agricultural Crawler tractor |
Production | |
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Manufacturer | Allis Chalmers |
Agricultural Crawler tractor | |
Built in Springfield, Illinois, USA | |
Total built | 1,803 |
Allis Chalmers HD7 Engine | |
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General Motors 3.5L 3-cyl diesel | |
Fuel tank | 31 gal
117.3 L |
Engine details ...  | |
Allis Chalmers HD7 Transmission | |
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4-speed sliding gear | |
Transmission details ...  |
Allis Chalmers HD7 Power | |
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Drawbar (claimed) | 45 hp
33.6 kW |
Belt (claimed) | 60 hp
44.7 kW |
Drawbar (tested) | 57.31 hp
42.7 kW |
Belt (tested) | 68.68 hp
51.2 kW |
Performance test details ...  | |
Mechanical | |
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Drive | crawler |
Open operator station. | |
Photos | |
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 | |
Allis Chalmers HD7 photos...  |
Dimensions & Tracks | |
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Weight | 14000 lbs
6350 kg |
16-inch tracks | |
Full dimensions and tracks ...  | |
HD7 Serial Numbers | |
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Location: | Serial number stamped on the right-rear of the transmission case or on a plate near the instrument panel. |
1940 | 3 |
1941 | 503 |
1942 | 1137 |
1943 | 5403 |
1944 | 5753 |
1945 | 8949 |
1946 | 12091 |
1947 | 13078 |
1948 | 15122 |
1949 | 16752 |
1950 | 18086 |
FAQ: How to read a serial number table. | |
References | |
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 | |
HD-7 2-Cycle Diesel published in 1949, by Allis Chalmers | |
Operators Manual Model HD 7 Tractor (T-203E) | |
Build a Better Farm published in 1940, by Allis Chalmers |
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Peter Easterlund - owner/author | |
Email: Peter@TractorData.com | |
Updated on April 11, 2022 |