John Deere 3640 VS David Brown 950 specs comparison

John Deere 3640

General Infos

Make	John Deere
Model	3640
Country	United states
Production	From 1984  Until 1987
Price	-
Tractor type	Utility tractor
Fuel	diesel
Service repair manual	John Deere 3640 Manual

Dimensions, sizes and tires

AG front tires	12.4-28
AG rear tires	16.9-38
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	10564 lbs or 4791 kg
Length	189 inches [480 cm]
Width	85 inches [215 cm]
Height	111 inches [281 cm]
Wheelbase	102 inches [259 cm]
Ground clearance	-
Turning radius	30.2 feet [9.2 m]
Rear tread size	63/69/73/76/79 inches
Front tread size	63 to 83 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	359 ci or 5.9 L
Cylinders	6 cylinders
Engine power	117 hp or 87.2 kW
Engine RPM	2400 (rpm)
Torque	290 lb-ft or 393.2 Nm
Torque RPM	1400 (rpm)
Fuel type	diesel
Fuel injection	direct injection
Fuel tank size	49.2 gal or 186.2 L
Oil capacity	11.6 qts or 11.0 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	John Deere 3640 Parts

Electrical and battery specs

Batteries number	2
Batteries voltage	12 V
Battries Amps	88 amps
Cold Amps	-
Ground force	negative
Charging system	alternator
Charging Volts	-
Charging Amps	55 amps

Clutch and gearbox specs

Trans system	Power Synchron
Trans type	partial power shift
Trans gears	16 forward and 8 reverse
Clutch system	hydraulic cerametallic dry disc

Cabine and mechanical specs

Wheel drive	4x4 MFWD 4WD
Final drive	planetary
Steering	power
Braking system	hydraulic wet disc
Cabin type	Sound-Gard (SG2) cab
Differentiel lock	rear standard

Hydraulics specifications

System	closed center constant pressure
Valves	-
Pump flow	11.9 gpm or 45.0 lpm
SVC flow	-
Steering flow	-
Tank capacity	11.1 gal or 42.0 L
Hydraulic pressure	2466 psi or 170.0 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	540@2175 (rpm)
PTO Clutch	hydraulic wet disc
Rear PTO	independent
Rear PTO RPM	540 (rpm)
Front PTO	optional
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	-

3 point hitch specifiations

Hitch system	lower-link draft sensing
Rear hitch	II/III
Rear hitch lift	12818 lbs or 5814 kg
Front hitch	optional
Front hitch lift	-

David Brown 950

General Infos

Make	David Brown
Model	950
Country	United states
Production	From 1958  Until 1959
Price	-
Tractor type	-
Fuel	diesel
Service repair manual	David Brown 950 Manual

Dimensions, sizes and tires

AG front tires	6.00-16
AG rear tires	11-32
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	4230 lbs or 1918 kg
Length	-
Width	-
Height	-
Wheelbase	-
Ground clearance	-
Turning radius	-
Rear tread size	52/56/60/64/68/72/76 inches
Front tread size	52/56/60/64/68/72/76 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	165 ci or 2.7 L
Cylinders	4 cylinders
Engine power	42.5 hp or 31.7 kW
Engine RPM	2200 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	13.75 gal or 52.0 L
Oil capacity	7.8 qts or 7.4 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	David Brown 950 Parts

Electrical and battery specs

Batteries number	2
Batteries voltage	6 V
Battries Amps	-
Cold Amps	-
Ground force	-
Charging system	-
Charging Volts	-
Charging Amps	-

Clutch and gearbox specs

Trans system	Twin-Range
Trans type	-
Trans gears	6 forward and 2 reverse
Clutch system	-

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	spur gear
Steering	manual
Braking system	mechanical drum
Cabin type	Open operator station
Differentiel lock	-

Hydraulics specifications

System	-
Valves	-
Pump flow	-
SVC flow	-
Steering flow	-
Tank capacity	-
Hydraulic pressure	-
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	35 hp or 26.1 kW
Drawbar horsepower	-
Fuel consumption	-
Pulling power	-

Power take-off (PTO) specs

Claimed power	40 hp or 29.8 kW
Real power	-
Engine @RPM	-
PTO Clutch	-
Rear PTO	transmission
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	-

3 point hitch specifiations

Hitch system	Implematic draft and depth control
Rear hitch	II/I
Rear hitch lift	-
Front hitch	-
Front hitch lift	-

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