John Deere 7820


John Deere 7820 tractor photo
2004 - 2007
7020 Series
Row-Crop tractor
7810
Series:772078207920
7830
Production
Manufacturer:John Deere
Type:Row-Crop tractor
Factory:Waterloo, Iowa, USA
John Deere 7820 Power
PTO (claimed):155 hp
115.6 kW
Drawbar (tested):143.52 hp
107.0 kW
PTO (tested):174.31 hp
130.0 kW
power test details ...
John Deere 7820 Engine
John Deere 8.1L 6-cyl diesel
Engine details ...
Mechanical
Chassis:4x2 2WD
 4x4 MFWD 4WD
Steering:hydrostatic power
Brakes:hydraulic wet disc
Cab:Cab standard.
Transmissions:16-speed partial power shift
 20-speed
 infinitely variable transmission
Transmission details ...
Capacity
Fuel:103.5 gal
391.7 L
 94.7 gal
358.4 L (with right step)
Hydraulic system:28.5 gal
107.9 L
Front axle:15.2 qts
14.4 L
Front hubs:2 qts
1.9 L
HD Front hubs:4 qts
3.8 L
Hydraulics
Type:closed-center pressure-flow compensated (PFC)
Capacity:28.5 gal
107.9 L
Pressure:3046 psi
210.0 bar
Valves:7
Pump flow:32.2 gpm
121.9 lpm
SCV flow:30 gpm
113.6 lpm
Tractor hitch
Rear Type:3/3N
Rear lift:10,050 lbs
4558 kg
 14,000 lbs
6350 kg (optional)
Power Take-off (PTO)
Rear PTO:independent
Clutch:hydraulic wet discs
Rear RPM:540/1000 (1.375)
 1000 (1.75)
Engine RPM:540@1950
1000@1950
540E@1750
1000E@1750
Dimensions & Tires
Wheelbase:112.6 inches
286 cm
Weight:16002 to 17603 pounds
Front tire:11.00-16
Rear tire:18.4R42 (2WD)
Full dimensions and tires ...
7820 Serial Numbers
Location:On tractor frame, front right-hand side.
photo of 7820 serial number

Electrical
Ground:negative
Charging system:alternator
Charging amps:150
Batteries:2
Battery CCA:925
Battery volts:12
Page information
Last update:September 28, 2017
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