John Deere 4020

John Deere 4020The John Deere 4020 is a 2WD or 4WD farm tractor from the New Generation series. This tractor was manufactured by John Deere in Waterloo, Iowa, USA and in Mexico from 1963 to 1972. This tractor was available as standard (4020S), row-crop (4020), high-crop (4020HC) and industrial (600) tractor.

The John Deere 4020 is equipped with John Deere’s Syncro-Range transmission (8 forward and 2 reverse gears) or John Deere’s power shift transmission (8 forward and 4 reverse gears), power steering, hydraulic wet disc brakes, rear mechanical differential lock, open operator station (the cabin was available as an option).

The JD 4020 tractor used the following engines:

  • The John Deere 6.6 L, 6,620 cm2, (404 cu·in) six-cylinder diesel engine with 108.0 mm (4.25 in) of cylinder bore and 121.0 mm (4.76 in) of piston stroke. The compression ratio rating is 16.5:1. The tractor with diesel engine used 128.7 liters (34 US gal.; 28.3 Imp. gal) fuel tank.
  • The John Deere 5.6 L, 5,570 cm2, (340 cu·in) six-cylinder LPG / gasoline engine with 108.0 mm (4.25 in) of cylinder bore and 102.0 mm (4.00 in) of piston stroke. The compression ratio rating is 7.5:1. This is original gasoline / LP-gas engine, used through the 1965 model year.
  • The John Deere 5.9 L, 5,930 cm2, (362 cu·in) six-cylinder LPG / gasoline engine with 108.0 mm (4.25 in) of cylinder bore and 108.0 mm (4.25 in) of piston stroke. The compression ratio rating is 7.5:1 for gasolibe version and 9.0:1 for LPG-version.

Following attachments are available for John Deere 4020 farm tractor:

  • John Deere 148 front-loader
  • John Deere 158 front-loader

John Deere 4020 Specifications

General Specifications
Model John Deere 4020
Length 3,830 mm (150.8 in)
Width 2,270 mm (89.4 in)
Height Row-crop: 1,970 mm (77.9 in)
Standard: 1,980 mm (78 in)
Wheel base Row-crop: 2,470 mm (97.5 in)
Standard: 2,540 mm (100 in)
Weight (ballasted) 6,340 kg (13977.3 lbs)
Fuel tank capacity Diesel/gasoline: 128.7 liters (34 US gal.; 28.3 Imp. gal)
LPG: 170.2 liters (45 US gal.; 37.4 Imp. gal)
Battery 12V 75A (One for 12V version and Two for 24V version)
Cabin type Open operator station. Cabin was available as an option.
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 cu·in)
Bore and stroke 108.0 mm X 121.0 mm (4.25 in X 4.76 in)
Compression ratio 16.5:1
Starter Electric
Oil capacity: Early: 7.6 L (8.0 US. qt, 6.7 Imp. qt.)
Later: 11.4 L (12.0 US. qt, 10.0 Imp. qt.)
Coolant capacity: 22.7 L (24.0 US. qt, 20.0 Imp. qt.)
Engine
Engine model John Deere
Engine type Four-stroke, liquid-cooled, inline
Cylinders 6
Fuel type Gasoline / LPG
Displacement 5.6 L, 5,570 cm2, (340 cu·in)
Bore and stroke 108.0 mm X 102.0 mm (4.25 in X 4.00 in)
Compression ratio 7.5:1
Starter Electric
Oil capacity: 8.5 L (9.0 US. qt, 7.5 Imp. qt.)
Coolant capacity: 22.7 L (24.0 US. qt, 20.0 Imp. qt.)
Engine
Engine model John Deere
Engine type Four-stroke, liquid-cooled, inline
Cylinders 6
Fuel type Gasoline / LPG
Displacement 5.9 L, 5,930 cm2, (362 cu·in)
Bore and stroke 108.0 mm X 108.0 mm (4.25 in X 4.25 in)
Compression ratio Gas: 7.5:1
LPG: 9.0:1
Starter Electric
Oil capacity: 8.5 L (9.0 US. qt, 7.5 Imp. qt.)
Coolant capacity: 22.7 L (24.0 US. qt, 20.0 Imp. qt.)
Transmission and chassis
Chassis 4×2 2WD or 4×4 HFWD 4WD
Steering type Power
Brakes Hydraulic wet disc
Transmission model John Deere Syncro-Range
Transmission type Partially synchronized
Gears 8 forward and 2 reverse
Speed Forward: 30.9 kmh (19.2 mph) Reverse: 8.4 (5.2 mph)
Transmission oil capacity 49.2 L (52.0 US. qt, 43.3 Imp. qt.)
Transmission model John Deere Power Shift
Transmission type Full power shift
Gears 8 forward and 4 reverse
Speed Forward: 33.0 kmh (20.5 mph) Reverse: 7.9 (4.9 mph)
Transmission oil capacity 64.4 L (68.0 US. qt, 56.7 Imp. qt.)
Tires
Front tires Ag: 6.00-16 (row crop); 7.50-18 (standard)
Rear tires Ag: 15.5-38 (row crop); 18.4-34 (standard)
Three-Point Hitch
Caterogy II
Control type
Lift capacity 1,720 kg (3,790 lbs)
PTO (Power take-off shaft)
Front PTO type Independent
Front PTO spped 1000 rpm
Rear PTO type Independent
Rear PTO spped 540/1000, 1000 rpm
Hydraulic system
Hydraulic type Closed center
Hydraulic capacity Syncro-Range: 37.9 L (40.0 US. qt, 33.4 Imp. qt.)
Power Shift: 45.4 L (48.0 US. qt, 40.0 Imp. qt.)
Pressure 2,250 psi (155 bar)
Valves 1
Total flow 18.0 gpm (68.0 lpm)