The John Deere 440 is a 2WD industrial tractor manufactured by John Deere in Dubuque, Iowa, USA from 1958 to 1960.
The John Deere 440 is equipped with one of two engines: a 1.7 L (106.0 cu·in) two-cylinder supercharged diesel engine or a 1.9 L (113.3 cu·in) two-cylinder gasoline engine and one of two transmissions: a gear type transmission with 4 forward and 1 reverse gear and dry disc clutch or a gear type transmission with 5 forward and 1 reverse gear and dry disc clutch.
The tractor could be equipped with the following engines:
- General Motors 2-53. It is a 1.7 L, 1,737 cm2, (106.0 cu·in) two-cylinder supercharged diesel engine with 98.0 mm (3.86 in) of the cylinder bore and 114.0 mm (4.49 in) of the piston stroke. The compression ratio rating is 17.0:1.
 - John Deere. It is a 1.9 L, 1,857 cm2, (113.3 cu·in) two-cylinder natural aspirated gasoline engine. The cylinder bore is 108.0 mm (4.25 in) and the piston stroke is 102.0 mm (4.02 in). The compression ratio rating is 7.5:1.
 
The John Deere 440 is equipped with power assist steering, open operator station, and 39.7 liters (10.5 US gal.; 8.7 Imp. gal) fuel tank.
Following attachments are available for the John Deere 440 industrial tractor:
- John Deere 71 loader
 - John Deere 50 backhoe
 - John Deere 51 backhoe
 
John Deere 440 Specifications
| General Specifications | |
| Model | John Deere 440 | 
| Length | – | 
| Width | – | 
| Height | – | 
| Wheel base | 2,150 mm (84.6 in) | 
| Weight |  Gas: 1,850 kg (4,080 lbs) Diesel: 2,005 kg (4,420 lbs)  | 
| Fuel tank capacity | 39.7 liters (10.5 US gal.; 8.7 Imp. gal) | 
| Battery | 12V | 
| Cabin type | Open operator station | 
| Engine | |
| Engine model | General Motors 2-53 | 
| Engine type | Four-stroke, liquid-cooled, inline | 
| Cylinders | 2 | 
| Fuel type | Diesel | 
| Displacement | 1.7 L, 1,737 cm2, (106.0 cu·in) | 
| Bore and stroke | 98.0 mm X 114.0 mm (3.86 in X 4.49 in) | 
| Compression ratio | 17.0:1 | 
| Horsepower | – | 
| Starter | Electric | 
| Coolant capacity: | 9.5 L (10 US. qt, 8.4 Imp. qt.) | 
| Engine | |
| Engine model | John Deere | 
| Engine type | Four-stroke, liquid-cooled, inline | 
| Cylinders | 2 | 
| Fuel type | Gasoline | 
| Displacement | 1.9 L, 1,857 cm2, (113.3 cu·in) | 
| Bore and stroke | 108.0 mm X 102.0 mm (4.25 in X 4.02 in) | 
| Compression ratio | 7.5:1 | 
| Horsepower | – | 
| Starter | Electric | 
| Transmission and chassis | |
| Chassis | 4×2 2WD | 
| Steering type | Power assist | 
| Brakes | – | 
| Transmission model | – | 
| Transmission type | Gear type with dry disc clutch | 
| Gears | 4 forward and 1 reverse | 
| Speed | Forward: 8.4 kmh (5.2 mph) Reverse: 2.8 (1.7 mph) | 
| Transmission model | – | 
| Transmission type | Gear type with dry disc clutch | 
| Gears | 5 forward and 1 reverse | 
| Speed | Forward: 8.4 kmh (5.2 mph) Reverse: 2.8 (1.7 mph) | 
| Tires | |
| Front tires | Industrial: 6.00-16, 7.50-16 | 
| Rear tires | Industrial: 12-28, 12-26, 13-26 | 
| Three-Point Hitch | |
| Caterogy | I | 
| Control type | – | 
| Lift capacity (at ends) | – | 
| PTO (Power take-off shaft) | |
| Rear PTO type | – | 
| Rear PTO speed | 540/1,000 rpm | 
| Hydraulic system | |
| Hydraulic type | Open center | 
| Valves | 1 | 

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