John Deere 4520 VS John Deere 8440 specs comparison

John Deere 4520

General Infos

Make	John Deere
Model	4520
Country	United states
Production	From 2005  Until 2014
Price	-
Tractor type	Compact Utility tractor
Fuel	diesel
Service repair manual	John Deere 4520 Manual

Dimensions, sizes and tires

AG front tires	8.00-16
AG rear tires	13.6-28
Lawn front tires	27x10.5-15
Lawn rear tires	27x10.5-15
Indus front tires	10.00-16.5
Indus rear tires	17.5L-24
Weight	3,855 lbs or 1748 kg
Length	128.2 inches [325 cm]
Width	65.6 inches [166 cm] (R1 tires)
Height	92.4 inches [234 cm]
Wheelbase	71.5 inches [181 cm]
Ground clearance	-
Turning radius	-
Rear tread size	-
Front tread size	-
Turning radius	-

Horsepower and engin specs

Engine capacity	148.9 ci or 2.4 L
Cylinders	4 cylinders
Engine power	53.1 hp or 39.6 kW
Engine RPM	2400 (rpm)
Torque	141 lb-ft or 191.2 Nm
Torque RPM	1440 (rpm)
Fuel type	diesel
Fuel injection	-
Fuel tank size	14.5 gal or 54.9 L
Oil capacity	7.9 qts or 7.5 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	John Deere 4520 Parts

Electrical and battery specs

Batteries number	1
Batteries voltage	12 V
Battries Amps	-
Cold Amps	770
Ground force	negative
Charging system	alternator
Charging Volts	-
Charging Amps	70 amps

Clutch and gearbox specs

Trans system	eHydro
Trans type	hydrostatic
Trans gears	infinite 3-range forward and reverse
Clutch system	-

Cabine and mechanical specs

Wheel drive	4x4 MFWD 4WD
Final drive	-
Steering	hydrostatic power
Braking system	wet disc
Cabin type	Cab optional with heat and A/C
Differentiel lock	-

Hydraulics specifications

System	open center
Valves	0 to 5
Pump flow	12 gpm or 45.4 lpm
SVC flow	-
Steering flow	5.1 gpm or 19.3 lpm
Tank capacity	10.3 gal or 39.0 L
Hydraulic pressure	2500 psi or 172.4 bar
Max flow	17.1 gpm or 64.7 lpm

Drawbar specifications

Drawbar type	-
Claimed power	-
Drawbar horsepower	-
Fuel consumption	-
Pulling power	-

Power take-off (PTO) specs

Claimed power	40 hp or 29.8 kW
Real power	46.58 hp or 34.7 kW
Engine @RPM	-
PTO Clutch	-
Rear PTO	independent
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	independent
Mid PTO RPM	2100 (rpm)
Fuel consumption	3.0 gal/hour or 11.4 l/hour

3 point hitch specifiations

Hitch system	-
Rear hitch	I
Rear hitch lift	3,130 lbs or 1419 kg
Front hitch	-
Front hitch lift	-

John Deere 8440

General Infos

Make	John Deere
Model	8440
Country	United states
Production	From 1979  Until 1982
Price	-
Tractor type	Four wheel Drive (4WD) tractor
Fuel	diesel
Service repair manual	John Deere 8440 Manual

Dimensions, sizes and tires

AG front tires	18.4-34
AG rear tires	18.4-34
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	26,590 lbs or 12061 kg
Length	223.5 inches [567 cm]
Width	-
Height	126.6 inches [321 cm]
Wheelbase	125 inches [317 cm]
Ground clearance	19.4 inches [49 cm]
Turning radius	-
Rear tread size	63 to 130 inches
Front tread size	63 to 130 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	466 ci or 7.6 L
Cylinders	6 cylinders
Engine power	215 hp or 160.3 kW
Engine RPM	2100 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	156 gal or 590.5 L
Oil capacity	22 qts or 20.8 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	John Deere 8440 Parts

Electrical and battery specs

Batteries number	2
Batteries voltage	6 V
Battries Amps	-
Cold Amps	850
Ground force	negative
Charging system	alternator
Charging Volts	-
Charging Amps	90 amps

Clutch and gearbox specs

Trans system	John Deere Quad-Range
Trans type	partial power shift
Trans gears	16 forward and 6 reverse
Clutch system	hydraulic wet disc

Cabine and mechanical specs

Wheel drive	4x4 articulated 4WD
Final drive	-
Steering	articulated power
Braking system	hydraulic wet disc
Cabin type	Cab standard
Differentiel lock	hydraulic front and rear

Hydraulics specifications

System	closed center
Valves	2
Pump flow	33 gpm or 124.9 lpm
SVC flow	-
Steering flow	-
Tank capacity	40 gal or 151.4 L
Hydraulic pressure	-
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	-
Drawbar horsepower	160.58 hp or 119.7 kW
Fuel consumption	11.2 gal/hour or 42.4 l/hour
Pulling power	25,383 lbs or 11513 kg

Power take-off (PTO) specs

Claimed power	175 hp or 130.5 kW
Real power	179.83 hp or 134.1 kW
Engine @RPM	-
PTO Clutch	-
Rear PTO	independent
Rear PTO RPM	1000 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	11.3 gal/hour or 42.8 l/hour

3 point hitch specifiations

Hitch system	-
Rear hitch	III
Rear hitch lift	8545 lbs or 3876 kg
Front hitch	-
Front hitch lift	-

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