| Production | |
| Manufacturer | Allis Chalmers |
| Utility tractor | |
| Built in Essendine, Lincolnshire, England | |
| Allis Chalmers ED40 Engine | |
| Standard Ricardo 2.3L 4-cyl diesel | |
| Fuel tank | 14.1 gal 53.4 L |
| Allis Chalmers ED40 Transmission | |
| 8-speed gear | |
| Allis Chalmers ED40 Power | |
| Engine | 41 hp 30.6 kW |
| PTO (claimed) | 31 hp 23.1 kW |
| Mechanical | |
| Two-wheel drive | |
| Differential lock | mechanical rear |
| Manual steering | |
| Mechanical drum brakes | |
| Open operator station. | |
| Hydraulics | |
| Type | open center |
| Pressure | 2500 psi 172.4 bar |
| Pump flow | 6.4 gpm 24.2 lpm |
| Tractor hitch | |
| Rear Type | I |
| Rear lift (at ends) | 2500 lbs 1134 kg |
| Power Take-off (PTO) | |
| Rear PTO | live OptOptional |
| Rear PTO Type | 540 (1.375) |
| Engine RPM | 540@1700 |
| Dimensions & Tires | |
| Wheelbase | 76.4 inches 194 cm |
| Weight | 3527 lbs 1599 kg |
| Front tire | 4.00x19 |
| Rear tire | 10x28 |
| Belt Pulley | |
| Diameter | 10 inches 25 cm |
| RPM | 1158 |
| Speed | 3020 ft/min 920.50 meters/min |
| References | |
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| ED 40 published by Allis Chalmers | |
| ED-40 Tractor with Depthomatic Control published by Allis Chalmers |
| Page information | |
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| Peter Easterlund - owner/author | |
| Email: Peter@TractorData.com | |
| Updated on March 5, 2025 |