John Deere 8420 Tractor (2005)

Manufacturer:John Deere

Price:N/A

Series:8020 Series

Model:8420

Equipment Type: Row-Crop Tractors

Factory:Waterloo, Iowa, USA

Full Specifications

OCED TRACTOR TEST 1800 2

Description: Diesel 16-speed 4WD May 7 - 31, 2002 Link: OCED Tractor Test 1800 file PTO performance Drawbar performance Gear 8 used for power test Gear 3 used for pull test
Max power: 207.49hp / 154.7kW
Fuel use: 13.6gal hour / 51.5l hour
Power at rated engine speed: 235.45hp / 175.6kW
Max pull: 29,964lbs / 13591kg

JOHN DEERE 8420 POWER

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

ENGINE DETAIL

Description: John Deere turbocharged diesel 6-cylinder liquid-cooled inline
Displacement: 496ci / 8.1L
Bore/Stroke: 4.56x5.06inches / 116x 129mm
Emissions: Tier II
Rated Power (ECE R24): 270hp / 201.3kW
Rated Power (EC 97/98): 284hp / 211.8kW
Maximum Power (ECE R24): 300hp / 223.7kW
Maximum Power (EC 97/68): 314hp / 234.1kW
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
Coolant capacity: 35.9qts / 34.0L

ENGINE OIL

Oil capacity: 28.5qts / 27.0L
Oil change: 250 h

JOHN DEERE 8420 ENGINE

Description: John Deere 8.1L 6-cyl diesel

TRANSMISSION

Transmission: John Deere PowerShift
Type: full power shift
Gears: 16 forward and 4 reverse
Clutch: hydraulic wet disc
Oil capacity: 148qts / 140.1L 158.4qts / 149.9L (ILS)
Description: Full power shift transmission with single shift lever with display on cab corner post. Tractor begins in 7 (forward) and 2 (reverse) on start up. Clutch pedal may be used to pre-select a gear by holding clutch and pressing lever until desired gear is reached. Automatic PowerShift (APS) allows automated shifting to match load

SPEEDS

Description: With 18.4R46 rear tires

MECHANICAL

Chassis: 4x4 MFWD 4WD
Steering: hydrostatic power
Brakes: hydraulic wet disc
Trailer brakes: hydraulic
Cab: Cab standard
Transmission: 16-speed full power shift

CAPACITY

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

HYDRAULICS

Type: closed center pressure-flow compensated (PFC)
Capacity: 37gal / 140.0L
ILS Capacity: 39.6gal / 149.9L
Pressure: 2900psi / 200.0bar
Valves: 4 to 5
SCV flow: 30gpm / 113.6lpm
Total flow: 33.5gpm / 126.8lpm *With standard 45cc pump 42.5gpm / 160.9lpm 57cc pump

TRACTOR HITCH

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

POWER TAKE-OFF (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 TIRES

Ag front: 16.9R30
Ag rear: 18.4R46

DIMENSIONS

Wheelbase: 118.9inches / 302cm 117.7inches / 298cm (ILS)
Length: 211.9inches / 538cm
Height (cab): 122.2inches / 310cm
Front axle: Independent Link Suspension
Rear axle: Rack-and-pinion: 4.724 by 118.5inches / 119by 3009mm
4WD Front tread: 60 to 80inches / 152to 203cm
ILS Front tread: 60 to 88inches / 152to 223cm

JOHN DEERE 8420 WEIGHT

Shipping: 21,650lbs / 9820kg
ILS Shipping: 23,050lbs / 10455kg
Operating: 23,780lbs / 10786kg (480/80R46 duals)
Max Drawbar: 3,900lbs / 1769kg (Cat 3 extended) 6,070lbs / 2753kg (Cat 3 short) 10,000lbs / 4536kg (Cat 4)

DIMENSIONS & TIRES

Wheelbase: 118.9inches / 302cm 117.7inches / 298cm (ILS)
Weight: 21650 to 23780 pounds
Front tire: 16.9R30
Rear tire: 18.4R46

8420 SERIAL NUMBERS

Location: Serial number plate on rear of tractor
2002: 1001
2003: 10001
2004: 20001
2005: 30001

ELECTRICAL

Ground: negative
Charging system: alternator
Charging amps: 150
Batteries: 2
Battery CCA: 925
Battery volts: 12

About John Deere Tractor

The John Deere 8420 tractor is part of the company's 8020 Series. The 8420 is classified as a Row-Crop Tractors and that is mostly used for Agriculture Tractors applications. The engine of the 8420 tractor delivers. This configuration increases real-world usability.