Allis Chalmers HD3
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| Production | |
| Manufacturer | Allis Chalmers |
| Agricultural Crawler tractor | |
| Built in Springfield, Illinois, USA | |
| The Allis-Chalmers H3 crawler was based on the diesel-powered D15 farm tractor. | |
| Allis Chalmers HD3 Engine | |
| Allis Chalmers 2.9L 4-cyl diesel | |
 Engine details ... |
| Allis Chalmers HD3 Transmissions | |
| 8-speed two-speed power shift | |
| 4-speed mechanical shuttle | |
 Transmission details ... |
| Allis Chalmers HD3 Power | |
| Drawbar (tested) | 26.17 hp 19.5 kW |
| PTO (tested) | 32.53 hp 24.3 kW |
 Performance test details ... | |
| Mechanical | |
| Drive | crawler |
| Steering | mechanical clutches |
| Mechanical contracting band brakes | |
| Open operator station. | |
| Photos | |
| No photos of the Allis Chalmers HD3 are currently available. To submit yours, email it to Peter@TractorData.com. Photos may only be used with the permission of the original photographer. | |
| Capacity | |
| Fuel | 14 gal 53.0 L |
| Hydraulic system | 16.5 gal 62.5 L |
| Hydraulics | |
| Type | open center |
| Capacity | 16.5 gal 62.5 L |
| Valves | 1 to 3 |
| Pump flow | 15 gpm 56.8 lpm |
| 25 gpm (optional) 94.6 lpm | |
| Power Take-off (PTO) | |
| Rear PTO | optional |
| Rear PTO Type | 540 |
| Dimensions & Tracks | |
| Weight | 7645 lbs 3467 kg |
| 7-inch tracks | |
 Full dimensions and tracks ... | |
| Allis Chalmers HD3 attachments | |
| blade | |
| front-end loader | |
| backhoe | |
 Attachment details ... |
| HD3 Serial Numbers | |
| 1960 | 1001 |
| 1961 | 1250 |
| 1962 | 3199 |
| 1963 | 6001 |
| 1964 | 6945 |
| 1965 | 7890 |
| 1966 | 8856 |
| 1967 | 9483 |
| 1968 | 9700 |
| Final | 9949 |
FAQ: How to read a serial number table. | |
| References | |
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| H3 / HD-3 Industrial Crawler Tractors published in 1967, by Allis Chalmers | |
| HD-3 published in 1964, by Allis Chalmers | |
| Industrial Tractor Equipment published in 1962, by Allis Chalmers | |
| Farm Crawlers published in 1962, 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 August 23, 2022 |