John Deere 4520 (1969-1970)

John Deere 4520 (1969-1970)The John Deere 4520 is a 2WD/4WD row-crop tractor from the New Generation series. This tractor was manufactured by John Deere in Waterloo, Iowa, USA from 1969 to 1970. The JD 4520 is equipped with a 6.6 L six-cylinder turbocharged diesel engine and one of two transmissions: partially synchronized transmission with dry disc clutch and 8 forward and 2 reverse gears or full power shift transmission with wet disc clutch and 8 forward and 4 reverse gears.

The John Deere 4520 row-crop tractor used the John Deere diesel engine. It is a 6.6 L, 6,620 cm2, (404.0 cu·in) six-cylinder turbocharged diesel engine with 108.0 mm (4.25 in) of the cylinder bore and 121.0 mm (4.76 in) of the piston stroke. This engine produced 134.9 PS (99.2 kW; 133.0 HP) of maximum output power.

The John Deere 4520 is equipped with power steering, differential hydraulic wet disc brakes, open operator station (Roll-Gard ROPS or Cab with the heater was available as an option) and 189.3 liters (50 US gal.; 41.6 Imp. gal) fuel tank. The JD 4520 could be equipped with the John Deere 158 loader.

John Deere 4520 Specifications

General Specifications
Model John Deere 4520
Length 4,330 mm (170.5 in)
Width 2,430 mm (95.7 in)
Height 2,690 mm (105.9 in)
Wheel base 2,700 mm (106.3 in)
Weight 6,805 kg (15,002 lbs)
Fuel tank capacity 189.3 liters (50 US gal.; 41.6 Imp. gal)
Battery Two 6V, 172Ah
Cabin type Open operator station. Roll-Gard ROPS or Cab with heater (optional)
Engine
Engine model John Deere
Engine type Four-stroke, liquid-cooled, inline
Cylinders 6
Fuel type Diesel
Displacement 6.6 L, 6,620 cm2, (404.0 cu·in)
Bore and stroke 108.0 mm X 121.0 mm (4.25 in X 4.76 in)
Compression ratio 16.4:1
Horsepower 134.9 PS (99.2 kW; 133.0 HP)
Starter Electric
Oil capacity: 13.2 L (13.9 US. qt, 11.6 Imp. qt.)
Coolant capacity: 26.5 L (28 US. qt, 23.3 Imp. qt.)
Transmission and chassis
Chassis 4×2 2WD or 4×4 MFWD 4WD
Steering type Power
Brakes Differential hydraulic wet disc
Differential lock Hydraulic rear
Transmission model John Deere Syncro-Range
Transmission type Partially synchronized with dry disc clutch
Gears 8 forward and 2 reverse
Speed Forward: 33.5 kmh (20.8 mph) Reverse: 10.3 (6.4 mph)
Transmission oil capacity 68.1 L (18 US. gal, 15 Imp. gal.)
Transmission model John Deere Power Shift
Transmission type Full power shift with wet disc clutch
Gears 8 forward and 4 reverse
Speed Forward: 33.8 kmh (21 mph) Reverse: 10.1 (6.3 mph)
Transmission oil capacity 60.6 L (16 US. gal, 13.3 Imp. gal.)
Tires
Front tires Ag: 10.00-16
Rear tires Ag: 20.8-38
Three-Point Hitch
Caterogy III/II
Control type
Lift capacity (at ends)
PTO (Power take-off shaft)
Rear PTO type Independent
Rear PTO speed 1,000 rpm
Hydraulic system
Hydraulic type Closed center
Pressure 2250 psi (155.1 bar)
Valves 1 to 3