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info | |
2002 - 2005 8020 Series, Row-Crop tractor | |
Next model: | John Deere 8530 |
Series back: | John Deere 8420 |
Production | |
Manufacturer: | John Deere |
Factory: | Waterloo, Iowa, USA |
Variants | |
8520: | wheeled tractor |
8520T: | crawler |
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] |
3-Point 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) | |
Rear PTO: | independent |
Clutch: | hydraulic wet discs |
Rear RPM: | 1000 (1.75) |
Engine RPM: | 1000@2200 |
Dimensions & Tires | |
Wheelbase: | 117.7 inches [298 cm] |
Weight: | 23050 to 23800 pounds |
Rear tire: | 18.4R46 |
8520 Serial Numbers | |
Location: | Rear of tractor. |
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] |
Mechanical | |
Chassis: | 4x4 MFWD 4WD |
Steering: | hydrostatic power |
Brakes: | hydraulic wet disc |
Cab: | Cab standard. |
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 |
Electrical | |
Ground: | negative |
Charging system: | alternator |
Charging amps: | 150 |
Battery | |
Number: | 2 |
Cold-cranking amps: | 925 |
Volts: | 12 |
info | |
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 |
Oil capacity: | 32.7 qts [30.9 L] |
Oil change: | 250 h |
Coolant capacity: | 35.9 qts [34.0 L] |
Engine Detail | |
John Deere, turbocharged diesel, 6-cylinder, liquid-cooled inline, 496 ci [8.1 L] |
info | |
Speeds: | With 18.4R46 rear tires. |
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. |
info | |
Next model: | John Deere 8530 |
Series back: | John Deere 8420 |
Dimensions | |
Weight (shipping): | 23,050 lbs [10455 kg] |
Weight (operating): | 23,800 lbs [10795 kg] (480/80R46 duals) |
Drawbar capacity: | 4,900 lbs [2222 kg], 10,000 lbs [4536 kg] (with HD support) |
Wheelbase: | 117.7 inches [298 cm] |
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: 4.724 by 118.5 inches [119x3009 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 8520 Tires | |
Ag rear: | 18.4R46 |