John Deere 4840 VS Deutz-Allis 7120 specs comparison

John Deere 4840

General Infos

Make	John Deere
Model	4840
Country	United states
Production	From 1978  Until 1982
Price	-
Tractor type	Row Crop tractor
Fuel	diesel
Service repair manual	John Deere 4840 Manual

Dimensions, sizes and tires

AG front tires	10.00-16
AG rear tires	24.5-32
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	14,900 lbs or 6758 kg
Length	177 inches [449 cm]
Width	96 inches [243 cm]
Height	117 inches [297 cm]
Wheelbase	118.5 inches [300 cm]
Ground clearance	-
Turning radius	14.7 feet [4.5 m]
Rear tread size	60 to 131.5 inches
Front tread size	58 to 100 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	103 gal or 389.9 L
Oil capacity	-
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	John Deere 4840 Parts

Electrical and battery specs

Batteries number	2
Batteries voltage	6 V
Battries Amps	-
Cold Amps	-
Ground force	negative
Charging system	alternator
Charging Volts	-
Charging 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
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	16.5 gal or 62.5 L
Hydraulic pressure	-
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	157 hp or 117.1 kW
Drawbar horsepower	151.21 hp or 112.8 kW
Fuel consumption	11.3 gal/hour or 42.8 l/hour
Pulling power	17,307 lbs or 7850 kg

Power take-off (PTO) specs

Claimed power	180 hp or 134.2 kW
Real power	181.63 hp or 135.4 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	11.5 gal/hour or 43.5 l/hour

3 point hitch specifiations

Hitch system	-
Rear hitch	III,IIIN
Rear hitch lift	8,295 lbs or 3762 kg
Front hitch	-
Front hitch lift	-

Deutz-Allis 7120

General Infos

Make	Deutz-Allis
Model	7120
Country	Germany
Production	From 1986  Until 1990
Price	-
Tractor type	Row Crop tractor
Fuel	diesel
Service repair manual	Deutz-Allis 7120 Manual

Dimensions, sizes and tires

AG front tires	16.9x28 (4WD)
AG rear tires	20.8x38
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	11,243 lbs or 5099 kg
Length	177.1 inches [449 cm] (2WD)
Width	95.5 inches [242 cm]
Height	109.6 inches [278 cm] (2WD)
Wheelbase	105.8 inches [268 cm] (2WD)
Ground clearance	-
Turning radius	-
Rear tread size	-
Front tread size	-
Turning radius	-

Horsepower and engin specs

Engine capacity	374 ci or 6.1 L
Cylinders	6 cylinders
Engine power	-
Engine RPM	2300 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	40 gal or 151.4 L
Oil capacity	17 qts or 16.1 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	Deutz-Allis 7120 Parts

Electrical and battery specs

Batteries number	2
Batteries voltage	6 V
Battries Amps	-
Cold Amps	-
Ground force	-
Charging system	alternator
Charging Volts	14 V
Charging Amps	90 amps

Clutch and gearbox specs

Trans system	POWERMATIC
Trans type	synchronized with partial power shift
Trans gears	32 forward and 8 reverse
Clutch system	hydraulic dry disc

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	-
Steering	hydrostatic power
Braking system	differential hydraulic dry disc
Cabin type	Detuz-Allis MasterCab standard with heat and air-conditioning
Differentiel lock	push-button rear

Hydraulics specifications

System	open center
Valves	1 to 3
Pump flow	14.8 gpm or 56.0 lpm
SVC flow	-
Steering flow	9.2 gpm or 34.8 lpm
Tank capacity	10 gal or 37.9 L
Hydraulic pressure	2538 psi or 175.0 bar
Max flow	24 gpm or 90.8 lpm

Drawbar specifications

Drawbar type	-
Claimed power	-
Drawbar horsepower	101.36 hp or 75.6 kW
Fuel consumption	7.3 gal/hour or 27.6 l/hour
Pulling power	10,734 lbs or 4868 kg

Power take-off (PTO) specs

Claimed power	122 hp or 91.0 kW
Real power	123.15 hp or 91.8 kW
Engine @RPM	-
PTO Clutch	-
Rear PTO	independent
Rear PTO RPM	540 (rpm)
Front PTO	independent
Front PTO RPM	1000 (rpm)
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	7.2 gal/hour or 27.3 l/hour

3 point hitch specifiations

Hitch system	-
Rear hitch	III
Rear hitch lift	14,330 lbs or 6500 kg
Front hitch	II
Front hitch lift	6,393 lbs or 2899 kg

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