8520 by Deere

2002 - 2005

2002 - 2005 8020 SeriesRow-Crop tractor

Series:

Series:8420 ← 85208530 ↓

2002 - 2005

2002 - 2005
8020 Series
Row-Crop tractor

Production

Production
Manufacturer:John Deere
Type:Row-Crop tractor
Factory:Waterloo, Iowa, USA

Variants

Variants
8420:wheeled tractor
8420T:crawler

John Deere 8420 Power

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
power test details ...

John Deere 8420 Engine

John Deere 8420 Engine
John Deere 8.1L 6-cyl diesel
Engine details ...

Mechanical

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

Capacity

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

Hydraulics

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 *With standard 45cc pump
 42.5 gpm
160.9 lpm *Optional 57cc pump

Tractor hitch

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

Power Take-off (PTO)

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

Dimensions & Tires

Dimensions & Tires
Wheelbase:118.9 inches
302 cm
 117.7 inches
298 cm (ILS)
Weight:21650 to 23780 pounds
Front tire:16.9R30
Rear tire:18.4R46
Full dimensions and tires ...

8420 Serial Numbers

8420 Serial Numbers
Location:Serial number plate on rear of tractor.
2002:1001
2003:10001
2004:20001
2005:30001

how to read serial numbers...

Electrical

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

Production

Production Manufacturer:John Deere
Type:Row-Crop tractor
Factory:Waterloo, Iowa, USA

Variants

Variants 8520:wheeled tractor
8520T:crawler

2002 - 2005

2002 - 2005
8020 Series
Row-Crop tractor

Series:

Series:8420 ← 8520
8530 ↓

Production

Production
Manufacturer:John Deere
Type:Row-Crop tractor
Factory:Waterloo, Iowa, USA

Variants

Variants
8520:wheeled tractor
8520T:crawler

John Deere 8520 Power

John Deere 8520 Power
Engine (gross):305 hp
227.4 kW
Engine (net):295 hp
220.0 kW
Engine (max):335 hp
249.8 kW
PTO (claimed):255 hp
190.2 kW
Drawbar (tested):225.13 hp
167.9 kW
PTO (tested):292.88 hp
218.4 kW
power test details ...

John Deere 8520 Engine

John Deere 8520 Engine
John Deere 8.1L 6-cyl diesel
Engine details ...

Mechanical

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

Capacity

Capacity
Fuel:160 gal
605.6 L
Hydraulic system:39.6 gal
149.9 L
Front hubs:4.2 qts
4.0 L
Front diff.:14.2 qts
13.4 L

Hydraulics

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

Tractor hitch

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

Power Take-off (PTO)

Power Take-off (PTO)
Rear PTO:independent
Clutch:hydraulic wet discs
Rear RPM:1000 (1.75)
Engine RPM:1000@2200

Dimensions & Tires

Dimensions & Tires
Wheelbase:117.7 inches
298 cm
Weight:23050 to 23800 pounds
Rear tire:18.4R46
Full dimensions and tires ...

8520 Serial Numbers

8520 Serial Numbers
Location:Rear of tractor.
2002:1001
2003:10001
2004:20001
2005:30001

how to read serial numbers...

Electrical

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

John Deere 8520 Power

John Deere 8520 Power Engine (gross):305 hp
227.4 kW
Engine (net):295 hp
220.0 kW
Engine (max):335 hp
249.8 kW
PTO (claimed):255 hp
190.2 kW
Drawbar (tested):225.13 hp
167.9 kW
PTO (tested):292.88 hp
218.4 kW
power test details ...

2002 - 2005

2002 - 2005
8020 Series
Row-Crop tractor

Series:

Series:8420 ← 8520
8530 ↓

OCED Tractor Test 1801

OCED Tractor Test 1801

OCED Tractor Test 1801

OCED Tractor Test 1801
Diesel 16-speed 4WD
May 2 - 31, 2002
Link: OCED Tractor Test 1801 file
PTO performance
Max power:292.88 hp
218.4 kW
Fuel use:16.1 gal/hour
60.9 l/hour
Power at rated engine speed:256.49 hp
191.3 kW
Fuel use:15.0 gal/hour
56.8 l/hour
Drawbar performance
Max power:225.13 hp
167.9 kW
Fuel use:14.9 gal/hour
56.4 l/hour
Gear 8 used for power test.
Max pull:35,611 lbs
16153 kg
Gear 3 used for pull test.

John Deere 8520 Engine

John Deere 8520 Engine John Deere 8.1L 6-cyl diesel Engine details ...

2002 - 2005

2002 - 2005
8020 Series
Row-Crop tractor

Series:

Series:8420 ← 8520
8530 ↓

Engine Detail

Engine Detail
John Deere
turbocharged diesel
6-cylinder
liquid-cooled inline
Displacement:496 ci
8.1 L
Bore/Stroke:4.56x5.06 inches
116 x 129 mm
Rated Power (ECE R24):295 hp
220.0 kW
Rated Power (EC 97/98):305 hp
227.4 kW
Maximum Power (ECE R24):325 hp
242.4 kW
Maximum Power (EC 97/68):335 hp
249.8 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
Coolant capacity:35.9 qts
34.0 L

Engine Oil

Engine Oil
Oil capacity:32.7 qts
30.9 L
Oil change:250 h

Mechanical

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

2002 - 2005

2002 - 2005
8020 Series
Row-Crop tractor

Series:

Series:8420 ← 8520
8530 ↓

Transmission

Transmission
Transmission:John Deere PowerShift
Type:full power shift
Gears:16 forward and 4 reverse
Clutch:hydraulic wet disc
Oil capacity:158.4 qts
149.9 L
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

Speeds
With 18.4R46 rear tires.

Capacity

Capacity Fuel:160 gal
605.6 L
Hydraulic system:39.6 gal
149.9 L
Front hubs:4.2 qts
4.0 L
Front diff.:14.2 qts
13.4 L

Hydraulics

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

Tractor hitch

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

Power Take-off (PTO)

Power Take-off (PTO) Rear PTO:independent
Clutch:hydraulic wet discs
Rear RPM:1000 (1.75)
Engine RPM:1000@2200

Dimensions & Tires

Dimensions & Tires Wheelbase:117.7 inches
298 cm
Weight:23050 to 23800 pounds
Rear tire:18.4R46
Full dimensions and tires ...

2002 - 2005

2002 - 2005
8020 Series
Row-Crop tractor

Series:

Series:8420 ← 8520
8530 ↓

John Deere 8520 Tires

John Deere 8520 Tires
Ag rear:18.4R46

Dimensions

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

John Deere 8520 Weight

John Deere 8520 Weight
Shipping:23,050 lbs
10455 kg
Operating:23,800 lbs
10795 kg (480/80R46 duals)
Max Drawbar:4,900 lbs
2222 kg
 10,000 lbs
4536 kg (with HD support)

8520 Serial Numbers

8520 Serial Numbers Location:Rear of tractor.
2002:1001
2003:10001
2004:20001
2005:30001

how to read serial numbers...

Electrical

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

8520 relate tractors