John Deere 4020


John Deere 4020 tractor photo
1963 - 1972
New Generation Series
Row-Crop tractor
4010
Series:400040204320
4230
Production
Manufacturer:John Deere
Type:Row-Crop tractor
Factories:Waterloo, Iowa, USA
 Mexico
Total built:184,879 (total)
 8,123 (gas)
 8,445 (LP)
 168,311 (diesel)
 17,732 (standard)
Original price:$10,345 (1972 )
Variants
4020:row-crop
4020S:standard
4020HC:high-crop
600:industrial
John Deere 4020 Power
Drawbar (tested):83.79 hp
62.5 kW
PTO (tested):95.83 hp
71.5 kW
power test details ...
John Deere 4020 Engines
John Deere 6.6L 6-cyl diesel
John Deere 5.6L 6-cyl gasoline
John Deere 5.9L 6-cyl gasoline
John Deere 5.9L 6-cyl LP gas
Engine details ...
Mechanical
Chassis:4x2 2WD
 4x4 HFWD 4WD*Front-wheel assist was optional after 1969.
Differential lock:mechanical rear*Optional
Steering:power
Brakes:hydraulic wet disc
Cab:Open operator station. Cab optional.
Transmissions:8-speed partially synchronized
 8-speed full power shift
Transmission details ...
Capacity
Gasoline Fuel:34 gal
128.7 L
Diesel Fuel:34 gal
128.7 L
LP-gas Fuel:45 gal
170.3 L
Syncro-Range Hydraulic system:10 gal
37.9 L
Power Shift Hydraulic system:12 gal
45.4 L
Hydraulics
Type:closed center
Syncro-Range Capacity:10 gal
37.9 L
Power Shift Capacity:12 gal
45.4 L
Pressure:2250 psi
155.1 bar
Valves:1
SCV flow:6 gpm
22.7 lpm
Total flow:18 gpm
68.1 lpm (early)
Tractor hitch
Rear Type:II
Rear lift:3790 lbs
1719 kg
Power Take-off (PTO)
Rear PTO:independent
Rear RPM:540/1000
 1000
Engine RPM:540@1900
1000@1900
Front PTO:independent
Front RPM:1000
Engine RPM:1000@1900
Dimensions & Tires
Row crop Wheelbase:97.5 inches
247 cm
Standard Wheelbase:100.25 inches
254 cm
Weight:8225 to 9560 pounds
Front tire:6.00-16
Rear tire:15.5-38
Full dimensions and tires ...
4020 Serial Numbers
Location:Serial number plate on the rear of the 4020 transmission case.
photo of 4020 serial number

1964:65000
1965:91000
1966:119000
1967:145660
1968:173982
1969:201000
1970:222160
1971:250000
1972:260791
Final:270288

how to read serial numbers...

Electrical
Ground:positive (1964-1969)
 negative (1969-1972)
 floating (24V)
Charging system:Motorola alternator
Charging amps:55
24V Batteries:2
12V Batteries:1
Battery volts:12
Battery AH:75
Page information
Last update:November 19, 2020
Copyright:Copyright 2021 TractorData LLC
Contact:Peter@TractorData.com
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