John Deere 8520

John Deere 8520The John Deere 8520 is a 4WD row-crop tractor from the 8020 series. This tractor was manufactured by John Deere in Waterloo, Iowa, USA from 2002 to 2005. The John Deere 8520 is equipped with an 8.1 L (496.0 cu·in) six-cylinder diesel engine and a full power shift transmission with hydraulic wet disc clutch and 16 forward and 4 reverse gears.

The John Deere 8520 row-crop tractor used the John Deere engine. It is a 8.1 L, 8,128 cm2, (496.0 cu·in) six-cylinder turbocharged diesel engine with 116.0 mm (4.57 in) of the cylinder bore and 129.0 mm (5.08 in) of the piston stroke. The compression ratio rating is 16.5:1. This engine produced 339.7 PS (249.8 kW; 335.0 HP) at 2,200 rpm of maximum output power.

The JD 8520 is equipped with hydrostatic power steering, hydraulic wet disc brakes, cab (standard), and 605.6 liters (160 US gal.; 133.2 Imp. gal) fuel tank.

John Deere 8520 Specifications

General Specifications
Model John Deere 8520
Length 5,380 mm (211.8 in)
Height 3,100 mm (122 in)
Wheel base 2,980 mm (117.3 in)
Weight 10,795 kg (23,799 lbs)
Fuel tank capacity 605.6 liters (160 US gal.; 133.2 Imp. gal)
Battery Two 12V, CCA 925A
Cabin type Cab (standard)
Engine model John Deere
Engine type Four-stroke, liquid-cooled, inline
Cylinders 6
Fuel type Diesel
Displacement 8.1 L, 8,128 cm2, (496.0 cu·in)
Bore and stroke 116.0 mm X 129.0 mm (4.57 in X 5.08 in)
Compression ratio 16.5:1
Horsepower 339.7 PS (249.8 kW; 335 HP) at 2,200 rpm
Starter Electric
Oil capacity: 30.9 L (32.7 US. qt, 27.2 Imp. qt.)
Coolant capacity: 34.0 L (35.9 US. qt, 29.9 Imp. qt.)
Transmission and chassis
Chassis 4×4 MFWD 4WD
Steering type Hydrostatic power
Brakes Hydraulic wet disc
Front hubs 4.0 l (4.23 US.qts, 3.52 Imp. qts)
Front differential 13.4 l (14.2 US.qts, 11.8 Imp. qts)
Transmission model John Deere PowerShift
Transmission type Full power shift with hydraulic wet disc clutch
Gears 16 forward and 4 reverse
Speed Forward: 39.9 kmh (24.8 mph) Reverse: 10.9 (6.8 mph)
Transmission oil capacity 150.0 L (39.6 US. gal, 33 Imp. gal.)
Front tires Ag:
Rear tires Ag: 18.4R46
Three-Point Hitch
Caterogy III/IIIN
Control type
Lift capacity (at ends) 6,885 kg (15,180 lbs)
7,845 kg (17,300 lbs)
Front Hitch
Caterogy IIIN
Lift capacity (at ends) 4,990 kg (11,000 lbs)
PTO (Power take-off shaft)
Rear PTO type Independent with hydraulic wet disc clutch
Rear PTO speed 1,000 rpm
Hydraulic system
Hydraulic type Closed center pressure-flow compensated (PFC)
Hydraulic capacity 150.0 L (158.5 US. qt, 131.98 Imp. qt.)
Pressure 2900 psi (199.9 bar)
Valves 5
Pump flow 30.0 gpm (113.6 lpm)
Total flow 33.0 gpm (125.0 lpm)
42.5 gpm (161.0 lpm)
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