The John Deere 7020 is a 4WD four-wheel drive tractor manufactured by John Deere in Waterloo, Iowa, USA from 1971 to 1975. The John Deere 7020 is equipped with a 6.6 L (404.0 cu·in) six-cylinder diesel engine and one of two transmissions: a partially synchronized transmission with 8 forward and 2 reverse gears or a partially synchronized transmission with 16 forward and 4 reverse gears.
The JD 7020 four-wheel drive used the John Deere engine. It is a 6.6 L, 6,620 cm2, (404.0 cu·in) six-cylinder turbocharged intercooled diesel engine with 108.0 mm (4.25 in) of the cylinder bore and 121.0 mm (4.76 in) of the piston stroke. The compression ratio rating is 15.7:1.
The John Deere 7020 is equipped with hydrostatic power steering, cab (standard), and 590.5 liters (156 US gal.; 129.9 Imp. gal) fuel tank.
John Deere 7020 Specifications
| General Specifications | |
| Model | John Deere 7020 |
| Length | – |
| Width | – |
| Height | – |
| Wheel base | 3,040 mm (119.7 in) |
| Weight | 8,390 kg (18,497 lbs) |
| Fuel tank capacity | 590.5 liters (156 US gal.; 129.9 Imp. gal) |
| Battery | Two 6V |
| Cabin type | Cab (standard) |
| Engine | |
| Engine model | John Deere |
| Engine type | Four-stroke, liquid-cooled, inline |
| Cylinders | 6 |
| Fuel type | Diesel |
| Displacement | 6.6 L, 6,620 cm2, (404.0 cu·in) |
| Bore and stroke | 108.0 mm X 121.0 mm (4.25 in X 4.76 in) |
| Compression ratio | 15.7:1 |
| Horsepower | – |
| Starter | Electric |
| Oil capacity: | 16.1 L (17 US. qt, 14.2 Imp. qt.) |
| Coolant capacity: | 30.3 L (32 US. qt, 26.7 Imp. qt.) |
| Transmission and chassis | |
| Chassis | 4×4 articulated 4WD |
| Steering type | Hydrostatic power |
| Brakes | – |
| Transmission model | Syncro-Range |
| Transmission type | Partially synchronized |
| Gears | 8 forward and 2 reverse |
| Transmission oil capacity | 83.3 L (22 US. gal, 18.3 Imp. gal.) |
| Transmission model | Syncro-Range Hi-Lo |
| Transmission type | Partially synchronized |
| Gears | 16 forward and 4 reverse |
| Speed | Forward: 34.4 kmh (21.4 mph) Reverse: 12.1 (7.5 mph) |
| Tires | |
| Front tires | Ag: 18.4-34S |
| Rear tires | Ag: 18.4-34S |
| PTO (Power take-off shaft) | |
| Rear PTO type | Transmission |
| Rear PTO speed | 1,000 rpm |
| Hydraulic system | |
| Hydraulic type | Closed center |
| Hydraulic capacity | 83.3 L (22 US. gal, 18.3 Imp. gal.) |
| Pump flow | 26.0 gpm (98.4 lpm) |