John Deere 7820 VS John Deere 4440 specs comparison

John Deere 7820

General Infos

Make	John Deere
Model	7820
Country	United states
Production	From 2003  Until 2006
Price	-
Tractor type	Row Crop tractor
Fuel	diesel
Service repair manual	John Deere 7820 Manual

Dimensions, sizes and tires

AG front tires	11.00-16
AG rear tires	480/80R42
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	17,309 lbs or 7851 kg
Length	212.2 inches [538 cm]
Width	96 inches [243 cm]
Height	125.4 inches [318 cm]
Wheelbase	112.6 inches [286 cm]
Ground clearance	-
Turning radius	-
Rear tread size	-
Front tread size	-
Turning radius	-

Horsepower and engin specs

Engine capacity	414 ci or 6.8 L
Cylinders	6 cylinders
Engine power	203 hp or 151.4 kW
Engine RPM	2100 (rpm)
Torque	666 lb-ft or 903.1 Nm
Torque RPM	1400 (rpm)
Fuel type	diesel
Fuel injection	high-pressure common rail
Fuel tank size	103.5 gal or 391.7 L
Oil capacity	27.5 qts or 26.0 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	John Deere 7820 Parts

Electrical and battery specs

Batteries number	2
Batteries voltage	12 V
Battries Amps	-
Cold Amps	925
Ground force	negative
Charging system	alternator
Charging Volts	-
Charging Amps	150 amps

Clutch and gearbox specs

Trans system	AutoPowr IVT
Trans type	infinitely variable transmission
Trans gears	infinite forward and reverse
Clutch system	-

Cabine and mechanical specs

Wheel drive	4x4 MFWD 4WD
Final drive	-
Steering	hydrostatic power
Braking system	hydraulic wet disc
Cabin type	Cab standard
Differentiel lock	-

Hydraulics specifications

System	-
Valves	7
Pump flow	32 gpm or 121.1 lpm
SVC flow	30 gpm or 113.6 lpm
Steering flow	-
Tank capacity	28.5 gal or 107.9 L
Hydraulic pressure	3046 psi or 210.0 bar
Max flow	-

Drawbar specifications

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

Power take-off (PTO) specs

Claimed power	155 hp or 115.6 kW
Real power	-
Engine @RPM	540@1950 (rpm)
PTO Clutch	hydraulic wet discs
Rear PTO	independent
Rear PTO RPM	540 (rpm)
Front PTO	independent (optional)
Front PTO RPM	540 (rpm)
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	-

3 point hitch specifiations

Hitch system	-
Rear hitch	3/3N
Rear hitch lift	10,050 lbs or 4558 kg
Front hitch	optional
Front hitch lift	-

John Deere 4440

General Infos

Make	John Deere
Model	4440
Country	United states
Production	From 1978  Until 1982
Price	-
Tractor type	Row Crop tractor
Fuel	diesel
Service repair manual	John Deere 4440 Manual

Dimensions, sizes and tires

AG front tires	11.00-16
AG rear tires	23.1-30
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	11780 lbs or 5343 kg
Length	158.5 inches [402 cm]
Width	96 inches [243 cm]
Height	117.3 inches [297 cm]
Wheelbase	106.7 inches [271 cm]
Ground clearance	-
Turning radius	13.1 feet [4.0 m]
Rear tread size	60 to 130 inches
Front tread size	55.7 to 93.2 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	466 ci or 7.6 L
Cylinders	6 cylinders
Engine power	-
Engine RPM	2200 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	65 gal or 246.0 L
Oil capacity	16 qts or 15.1 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	John Deere 4440 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	61 amps

Clutch and gearbox specs

Trans system	John Deere PowerShift
Trans type	full power shift
Trans gears	8 forward and 4 reverse
Clutch system	-

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	-
Steering	power
Braking system	differential hydraulic wet disc
Cabin type	Sound-Gard cab standard
Differentiel lock	pedal-actuated hydraulic

Hydraulics specifications

System	closed center
Valves	2 or 3
Pump flow	23 gpm or 87.1 lpm
SVC flow	-
Steering flow	-
Tank capacity	11 gal or 41.6 L
Hydraulic pressure	2250 psi or 155.1 bar
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	112 hp or 83.5 kW
Drawbar horsepower	111.23 hp or 82.9 kW
Fuel consumption	8.5 gal/hour or 32.2 l/hour
Pulling power	13,738 lbs or 6231 kg

Power take-off (PTO) specs

Claimed power	130 hp or 96.9 kW
Real power	130.41 hp or 97.2 kW
Engine @RPM	-
PTO Clutch	-
Rear PTO	independent
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	8.5 gal/hour or 32.2 l/hour

3 point hitch specifiations

Hitch system	-
Rear hitch	IIIN/II
Rear hitch lift	5,710 lbs or 2590 kg
Front hitch	-
Front hitch lift	-

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