Tractors > John Deere > 820

John Deere 820



John Deere 820 tractor photo
1956 - 1958
Two-Cylinder 20 Series
Standard-tread tractor
Series map:
720
820
65.6hp*
74.4hp*
*Estimated engine power for comparison only.
Production
ManufacturerJohn Deere
Standard-tread tractor
Built in Waterloo, Iowa, USA
Total built7,080
The early model 820 "Green Dash" tractors were little-changed from the previous model 80. in 1957, for the 1958 production year, the improved 820 "Black Dash" tractors appeared with a number of modifications and more horsepower.
John Deere 820 Engine
John Deere 7.7L 2-cyl diesel
Fuel tank32.5 gal
123.0 L
Aux. fuel0.25 gal
0.9 L
Engine details ...
John Deere 820 Transmission
6-speed unsynchronized gear
Transmission details ...
John Deere 820 Power
Belt (claimed)67 hp (Green Dash)
50.0 kW
 75 hp (Black Dash)
55.9 kW
Plows5-6
Drawbar (tested)67.15 hp
50.1 kW
Belt (tested)72.82 hp
54.3 kW
Performance test details ...
Mechanical
Two-wheel drive
Steeringmanual
 power optional
Open operator station. Steel cab optional.
Photos
John Deere 820
John Deere 820 photos...
Hydraulics
TypePowr-Trol
Valves1
Power Take-off (PTO)
Rear PTOindependent
Rear PTO Type540
Dimensions & Tires
Wheelbase85.25 inches
216 cm
Weight7850 to 8600 pounds
Front tire7.50-18
Rear tire15-34
Full dimensions and tires ...
820 Serial Number Location
John Deere 820 serial number location
820 Serial Numbers
19568000000 (green-dash)
19578200565 (green-dash)
19578203100 (black-dash)
19588203850 (black-dash)
Final8207080 (black-dash)

FAQ: How to read a serial number table.
Belt Pulley
Diameter12.2 inches
30 cm
Width9 inches
22 cm
RPM1125
Speed3,600 ft/min
1097.28 meters/min
Electrical
Groundpositive
Battery volts6
References
820 references literature
The John Deere 20 series Two Cylinder Tractors by Benjamin Hain
Tractors 1918-1976 published by John Deere*
Facts about horsepower and fuel economy published in 1957, by John Deere
*Publication contains known errors.
Page information
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Updated on December 8, 2016
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