John Deere 3020


John Deere 3020 tractor photo
1964 - 1972
Model year
New Generation Series
Row-Crop tractor
Series map:
3020
4000
72.5hp*
107.7hp*
*Estimated engine power for comparison only.
Production
ManufacturerJohn Deere
Row-Crop tractor
FactoriesWaterloo, Iowa, USA
 Mexico
Original price$10,000 (1972)
For the 1969 model year (serial number 123000), the John Deere 3020 featured a number of upgrades. Notable was a larger spark-ignition engine (gasoline and LP-gas) and the hydraulic controls were moved from the dash to the right side of the operator ("side console").
John Deere 3020 Engines
John Deere 3.9L 4-cyl gasoline
John Deere 4.4L 4-cyl diesel
John Deere 3.9L 4-cyl LP gas
Engine details ...
John Deere 3020 Transmissions
8-speed partially synchronized
8-speed full power shift
Transmission details ...
John Deere 3020 Power
Drawbar (tested)61.47 hp
45.8 kW
PTO (tested)71.37 hp
53.2 kW
Performance test details ...
Mechanical
Drive4x2 2WD
 4x4 HFWD 4WD
Differential lockmechanical rear OptOptional
Steeringpower assist
Differential hydraulic wet disc brakes
Open operator station.
Capacity
Fuel29 gal
109.8 L
Syncro-Range Hydraulic system8 gal
30.3 L
Power Shift Hydraulic system11 gal
41.6 L
Hydraulics
Typeclosed center
Syncro-Range Capacity8 gal
30.3 L
Power Shift Capacity11 gal
41.6 L
Pressure2100 psi
144.8 bar
Valves1 to 3
SCV flow6 gpm
22.7 lpm
Total flow20 gpm
75.7 lpm
Tractor hitch
Rear TypeII
Power Take-off (PTO)
Rear PTOindependent
Rear RPM540/1000
 1000
Dimensions & Tires
Wheelbase90 inches
228 cm
Weight7695 to 7945 pounds
Front tire6.00-16
Rear tire13.6-38
Full dimensions and tires ...
3020 Serial Numbers
196450000
196568000
196684000
196797286
1968112933
1969123000
1970129897
1971150000
1972154197

FAQ: How to read a serial number table.
3020 Serial Location
John Deere 3020 serial number location
Serial number plate on the rear of the tractor, above the PTO.
Links
Vinson Farm: Photos and specifications on the 3020
Electrical
Groundnegative
Batteries1 (gas)
 2 (diesel)
Battery volts12
References
3020 references literature
The John Deere 20 Series New Generation Tractors by Benjamin Hain
Designing the New Generation John Deere Tractors by Merle Miller
Tractors 1918-1976 published by John Deere
Standard and 4-Wheel-Drive Tractors: 70 to 280 HP published in 1970, by John Deere
Page information
Peter Easterlund - owner of TractorData.com
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Peter Easterlund - owner/author
Email: Peter@TractorData.com
Updated on March 19, 2023
http://techpubs.deere.com/ - Official operator manuals for purchase or download from Deere.
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