John Deere 8420 Horsepower, Price, Specs, Reviews 2022

John Deere 8420 Price, Reviews, Specs, Engine Oil Capacity, Weight, Serial Numbers, Attachments, Features & Pictures

John Deere 8420 Row-Crop Tractor is equipped with a John Deere turbocharged diesel 6-cylinder liquid-cooled inline 496 ci [8.1 L] engine, which delivers 270 hp [201.3 kW] power at rated rpm 2200.

John Deere 8420 Row-Crop Tractor featured with a John Deere 8.1L 6-cyl diesel engine, 4×4 MFWD 4WD, hydrostatic power steering, 15180 lbs [6885 kg] Rear lift, 21650 to 23780 pounds weight, and hydraulic wet disc brakes.

Now, let’s find out the John Deere 8420 Row-Crop Tractor Price, Parts Specs, Reviews, Serial numbers & Images.

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John Deere 8420 Price

John Deere 8420 Horsepower, Price, Specs, Reviews

John Deere 8420 Original Price: NA

John Deere 8420 Serial Number

  • 2002: 1001
  • 2003: 10001
  • 2004: 20001
  • 2005: 30001

John Deere 8420 Review Video

John Deere 8420 Specs

John Deere 8420 Engine:

EngineJohn Deere turbocharged diesel 6-cylinder liquid-cooled inline 496 ci [8.1 L]
Bore/Stroke:4.56×5.06 inches [116 x 129 mm]
Emissions:Tier II
Rated Power (ECE R24):270 hp [201.3 kW]
Rated Power (EC 97/98):284 hp [211.8 kW]
Maximum Power (ECE R24):300 hp [223.7 kW]
Maximum Power (EC 97/68):314 hp [234.1 kW]
Fuel system:electronic high-pressure common rail (HPCR)
Air cleaner:dry with secondary element
Compression:16.5:1
Rated RPM:2200
Idle RPM:900-2300
Operating RPM:1500-2200
Starter volts:12
Oil capacity:28.5 qts [27.0 L]
Oil change:250 h
Coolant capacity:35.9 qts [34.0 L]

John Deere 8420 capacity

Fuel:160 gal [605.6 L]
Hydraulic system:37 gal [140.0 L]
ILS Hydraulic system:39.6 gal [149.9 L]
Front hubs:3.6 qts [3.4 L]
ILS Front hubs:4.2 qts [4.0 L]
Front diff.:14.2 qts [13.4 L]

John Deere 8420 3 Point Hitch 

Rear Type:III/IIIN
Rear lift:15180 lbs [6885 kg]
17300 lbs [7847 kg] *
Front Hitch:IIIN*
Front lift:11000 lbs [4989 kg]

John Deere 8420 Power

Engine (gross):284 hp [211.8 kW]
Engine (net):270 hp [201.3 kW]
Engine (max):314 hp [234.1 kW]
PTO (claimed):235 hp [175.2 kW]
Drawbar (tested):207.49 hp [154.7 kW]
PTO (tested):269.41 hp [200.9 kW]

John Deere 8420 Mechanical

Chassis:4×4 MFWD 4WD
Steering:hydrostatic power
Brakes:hydraulic wet disc
Trailer brakes:hydraulic*
Cab:Cab standard.

John Deere 8420 Transmission

Transmission:John Deere PowerShift
Type:full power shift
Gears:16 forward and 4 reverse
Clutch:hydraulic wet disc
Oil capacity:148 qts [140.1 L]
158.4 qts [149.9 L] (ILS)

John Deere 8420 Hydraulics

Type:closed center pressure-flow compensated (PFC)
Capacity:37 gal [140.0 L]
ILS Capacity:39.6 gal [149.9 L]
Pressure:2900 psi [200.0 bar]
Valves:4 to 5
SCV flow:30 gpm [113.6 lpm]
Total flow:33.5 gpm [126.8 lpm] *
42.5 gpm [160.9 lpm] *

John Deere 8420 PTO

Rear PTO:independent
Clutch:hydraulic wet discs
Rear RPM:1000 (1.75)
540/1000 (1.375 optional)
Engine RPM:540@1975
1000@2200

John Deere 8420 Dimensions

Weight (shipping):21,650 lbs [9820 kg]
ILS Weight (shipping):23,050 lbs [10455 kg]
Weight (operating):23,780 lbs [10786 kg] (480/80R46 duals)
Drawbar capacity:3,900 lbs [1769 kg] (Cat 3 extended)
6,070 lbs [2753 kg] (Cat 3 short)
10,000 lbs [4536 kg] (Cat 4)
Wheelbase:118.9 inches [302 cm]
117.7 inches [298 cm] (ILS)
Length:211.9 inches [538 cm]
Height (cab):122.2 inches [310 cm]
Front axle:4WD
Independent Link Suspension (ILS)
Rear axle:Rack-and-pinion: 4.331 by 118.5 inches [110×3009 mm]
Rack-and-pinion: 4.724 by 118.5 inches [119×3009 mm]
4WD
[152 to 203 cm] 4WD} 60 to 88 inches {ILS}
[152 to 223 cm] {ILS} Front tread:
60 to 80 inches

John Deere 8420 Tires

Ag front:16.9R30
Ag rear:18.4R46

John Deere 8420 Electrical

Ground:negative
Charging system:alternator
Charging amps:150

John Deere 8420 Battery

Number:2
Cold-cranking amps:925
Volts:12

John Deere 8420 Attachments

Weight (shipping):21,650 lbs [9820 kg]
ILS Weight (shipping):23,050 lbs [10455 kg]
Weight (operating):23,780 lbs [10786 kg] (480/80R46 duals)
Drawbar capacity:3,900 lbs [1769 kg] (Cat 3 extended)
6,070 lbs [2753 kg] (Cat 3 short)
10,000 lbs [4536 kg] (Cat 4)
Wheelbase:118.9 inches [302 cm]
117.7 inches [298 cm] (ILS)
Length:211.9 inches [538 cm]
Height (cab):122.2 inches [310 cm]
Front axle:4WD
Independent Link Suspension (ILS)
Rear axle:Rack-and-pinion: 4.331 by 118.5 inches [110×3009 mm]
Rack-and-pinion: 4.724 by 118.5 inches [119×3009 mm]
4WD
[152 to 203 cm] 4WD} 60 to 88 inches {ILS}
[152 to 223 cm] {ILS} Front tread:
60 to 80 inches

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Final Words

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