Deutz-Fahr DX 3.90 VS John Deere 8440 specs comparison

Deutz-Fahr DX 3.90

General Infos

Make	Deutz-Fahr
Model	DX 3.90
Country	Germany
Production	From 1985  Until 1989
Price	-
Tractor type	Utility tractor
Fuel	diesel
Service repair manual	Deutz-Fahr DX 3.90 Manual

Dimensions, sizes and tires

AG front tires	10.00x16
AG rear tires	18.4x30
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	6922 lbs or 3139 kg
Length	157.9 inches [401 cm]
Width	82.3 inches [209 cm]
Height	101.3 inches [257 cm]
Wheelbase	94 inches [238 cm]
Ground clearance	-
Turning radius	-
Rear tread size	59 to 78.8 inches
Front tread size	-
Turning radius	-

Horsepower and engin specs

Engine capacity	249.33 ci or 4.1 L
Cylinders	4 cylinders
Engine power	75 hp or 55.9 kW
Engine RPM	2350 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	23 gal or 87.1 L
Oil capacity	10.5 qts or 9.9 L
Oil change	-
Starter motor	-
Starter volts	-
Parts And Accessories	Deutz-Fahr DX 3.90 Parts

Electrical and battery specs

Batteries number	-
Batteries voltage	-
Battries Amps	-
Cold Amps	-
Ground force	-
Charging system	-
Charging Volts	-
Charging Amps	-

Clutch and gearbox specs

Trans system	Dual-Split
Trans type	two-speed power shift
Trans gears	24 forward and 8 reverse
Clutch system	dry disc

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	-
Steering	power
Braking system	hydraulic drum
Cabin type	Four-post ROPS with canopy
Differentiel lock	mechanical rear

Hydraulics specifications

System	open center
Valves	1 to 3
Pump flow	17.7 gpm or 67.0 lpm
SVC flow	-
Steering flow	-
Tank capacity	4 gal or 15.1 L
Hydraulic pressure	2538 psi or 175.0 bar
Max flow	-

Drawbar specifications

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

Power take-off (PTO) specs

Claimed power	-
Real power	-
Engine @RPM	-
PTO Clutch	dry disc
Rear PTO	independent
Rear PTO RPM	540 (rpm)
Front PTO	independent
Front PTO RPM	1000 (rpm)
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	-

3 point hitch specifiations

Hitch system	position and draft control
Rear hitch	II
Rear hitch lift	7275 lbs or 3299 kg
Front hitch	II
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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