John Deere 3520 VS John Deere 7820 specs comparison

John Deere 3520

General Infos

Make	John Deere
Model	3520
Country	United states
Production	From 2005  Until 2013
Price	-
Tractor type	Compact Utility tractor
Fuel	diesel
Service repair manual	John Deere 3520 Manual

Dimensions, sizes and tires

AG front tires	7-14
AG rear tires	11.2-24
Lawn front tires	25x10.5LL-15
Lawn rear tires	25x10.5LL-15
Indus front tires	27x8.5-15
Indus rear tires	43x16-20
Weight	2900 lbs or 1315 kg
Length	120.2 inches [305 cm]
Width	52.4 inches [133 cm]
Height	93.3 inches [236 cm]
Wheelbase	68 inches [172 cm]
Ground clearance	-
Turning radius	9.2 feet [2.8 m]
Rear tread size	40.6/45.3/48.9/53.1/56.6 inches
Front tread size	-
Turning radius	-

Horsepower and engin specs

Engine capacity	91.5 ci or 1.5 L
Cylinders	3 cylinders
Engine power	37 hp or 27.6 kW
Engine RPM	2600 (rpm)
Torque	75.4 lb-ft or 102.2 Nm
Torque RPM	1560 (rpm)
Fuel type	diesel
Fuel injection	direct injection
Fuel tank size	13.5 gal or 51.1 L
Oil capacity	5.1 qts or 4.8 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	John Deere 3520 Parts

Electrical and battery specs

Batteries number	1
Batteries voltage	12 V
Battries Amps	-
Cold Amps	500
Ground force	negative
Charging system	-
Charging Volts	-
Charging Amps	40 amps

Clutch and gearbox specs

Trans system	eHydro AutoHST
Trans type	hydrostatic
Trans gears	infinite (3-range) forward and reverse
Clutch system	112.5mm wet disc

Cabine and mechanical specs

Wheel drive	4x4 MFWD 4WD
Final drive	-
Steering	power
Braking system	wet disc
Cabin type	Two-post foldable ROPS
Differentiel lock	-

Hydraulics specifications

System	open center
Valves	5
Pump flow	8.6 gpm or 32.6 lpm
SVC flow	-
Steering flow	-
Tank capacity	6.8 gal or 25.7 L
Hydraulic pressure	-
Max flow	13.9 gpm or 52.6 lpm

Drawbar specifications

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

Power take-off (PTO) specs

Claimed power	30 hp or 22.4 kW
Real power	-
Engine @RPM	-
PTO Clutch	-
Rear PTO	independent
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	optional
Mid PTO RPM	2100 (rpm)
Fuel consumption	-

3 point hitch specifiations

Hitch system	-
Rear hitch	I
Rear hitch lift	2530 lbs or 1147 kg
Front hitch	-
Front hitch lift	-

John Deere 7820

General Infos

Make	John Deere
Model	7820
Country	United states
Production	From 2004  Until 2007
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	18.4R4
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	16,002 lbs or 7258 kg
Length	212.2 inches [538 cm]
Width	96 inches [243 cm] (short axle)
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	496 ci or 8.1 L
Cylinders	6 cylinders
Engine power	-
Engine RPM	2100 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	103.5 gal or 391.7 L
Oil capacity	25.4 qts or 24.0 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	hydraulic wet discs

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	-
Steering	hydrostatic power
Braking system	hydraulic wet disc
Cabin type	Cab standard
Differentiel lock	-

Hydraulics specifications

System	closed-center pressure-flow compensated
Valves	7
Pump flow	32.2 gpm or 121.9 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	143.52 hp or 107.0 kW
Fuel consumption	9.5 gal/hour or 36.0 l/hour
Pulling power	21,634 lbs or 9813 kg

Power take-off (PTO) specs

Claimed power	155 hp or 115.6 kW
Real power	170.96 hp or 127.5 kW
Engine @RPM	540@1950 (rpm)
PTO Clutch	hydraulic wet discs
Rear PTO	independent
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	9.6 gal/hour or 36.3 l/hour

3 point hitch specifiations

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

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