John Deere 820


John Deere 820 tractor photo
1956 - 1958
Two-Cylinder 20 Series
Standard-tread tractor
80
Series:720820
830
Production
Manufacturer:John Deere
Type:Standard-tread tractor
Factory:Waterloo, Iowa, USA
Total built:7,080
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 Power
Belt (claimed):67 hp
50.0 kW (Green Dash)
 75 hp
55.9 kW (Black Dash)
Plows:5-6
Drawbar (tested):67.15 hp
50.1 kW
Belt (tested):72.82 hp
54.3 kW
power test details ...
John Deere 820 Engine
John Deere 7.7L 2-cyl diesel
Fuel tank:32.5 gal
123.0 L
Aux. fuel:0.25 gal
0.9 L
Engine details ...
Mechanical
Chassis:4x2 2WD
Steering:manual
 power optional
Cab:Open operator station. Steel cab optional.
Transmission:6-speed unsynchronized gear
Transmission details ...
Hydraulics
Type:Powr-Trol
Valves:1
Power Take-off (PTO)
Rear PTO:independent
Rear RPM:540
Dimensions & Tires
Wheelbase:85.25 inches
216 cm
Weight:7850 to 8600 pounds
Front tire:7.50-18
Rear tire:15-34
Full dimensions and tires ...
820 Serial Numbers
photo of 820 serial number

1956:8000000 (green-dash)
1957:8200565 (green-dash)
1957:8203100 (black-dash)
1958:8203850 (black-dash)
Final:8207080 (black-dash)

how to read serial numbers...

Belt Pulley
Diameter:12.2 inches
30 cm
Width:9 inches
22 cm
RPM:1125
Speed:3,600 ft/min
1097.28 meters/min
Electrical
Ground:positive
Battery volts:6
Page information
Last update:December 8, 2016
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