John Deere 4640 VS AGCO ST25 specs comparison

John Deere 4640

General Infos

Make	John Deere
Model	4640
Country	United states
Production	From 1978  Until 1982
Price	-
Tractor type	Row Crop tractor
Fuel	diesel
Service repair manual	John Deere 4640 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	14350 lbs or 6509 kg
Length	171 inches [434 cm]
Width	96 inches [243 cm]
Height	117 inches [297 cm]
Wheelbase	118.5 inches [300 cm]
Ground clearance	14.9 inches [37 cm]
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	83 gal or 314.2 L
Oil capacity	20 qts or 18.9 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	John Deere 4640 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	hydrostatic 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	16.5 gal or 62.5 L
Hydraulic pressure	-
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	-
Drawbar horsepower	132.44 hp or 98.8 kW
Fuel consumption	9.8 gal/hour or 37.1 l/hour
Pulling power	15,989 lbs or 7252 kg

Power take-off (PTO) specs

Claimed power	155 hp or 115.6 kW
Real power	157.01 hp or 117.1 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	9.9 gal/hour or 37.5 l/hour

3 point hitch specifiations

Hitch system	-
Rear hitch	III/IIIN
Rear hitch lift	7328 lbs or 3323 kg
Front hitch	-
Front hitch lift	-

AGCO ST25

General Infos

Make	AGCO
Model	ST25
Country	United states
Production	From 2001  Until 2004
Price	-
Tractor type	Compact Utility tractor
Fuel	diesel
Service repair manual	AGCO ST25 Manual

Dimensions, sizes and tires

AG front tires	-
AG rear tires	9.5-16
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	12-16.5
Weight	1588 lbs or 720 kg
Length	105.5 inches [267 cm]
Width	41 inches [104 cm]
Height	75.2 inches [191 cm]
Wheelbase	59.9 inches [152 cm]
Ground clearance	-
Turning radius	-
Rear tread size	31.5 to 36.2 inches
Front tread size	37.8 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	68 ci or 1.1 L
Cylinders	3 cylinders
Engine power	23.3 hp or 17.4 kW
Engine RPM	-
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	indirect injection
Fuel tank size	6.1 gal or 23.1 L
Oil capacity	-
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	AGCO ST25 Parts

Electrical and battery specs

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

Clutch and gearbox specs

Trans system	Kayaba
Trans type	hydrostatic
Trans gears	infinite (2-range) forward and reverse
Clutch system	dry disc

Cabine and mechanical specs

Wheel drive	4x4 MFWD 4WD
Final drive	-
Steering	hydrostatic power
Braking system	dry shoe
Cabin type	Two-post ROPS
Differentiel lock	-

Hydraulics specifications

System	open center
Valves	-
Pump flow	5.34 gpm or 20.2 lpm
SVC flow	-
Steering flow	2.64 gpm or 10.0 lpm
Tank capacity	-
Hydraulic pressure	1990 psi or 137.2 bar
Max flow	8 gpm or 30.3 lpm

Drawbar specifications

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

Power take-off (PTO) specs

Claimed power	19 hp or 14.2 kW
Real power	-
Engine @RPM	-
PTO Clutch	-
Rear PTO	transmission
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	optional
Mid PTO RPM	2000 (rpm)
Fuel consumption	-

3 point hitch specifiations

Hitch system	position control
Rear hitch	I
Rear hitch lift	1210 lbs or 548 kg
Front hitch	-
Front hitch lift	-

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