David Brown 1690 VS Kubota M4950 specs comparison

David Brown 1690

General Infos

Make	David Brown
Model	1690
Country	United states
Production	From 1980  Until 1984
Price	30,000  USD
Tractor type	Utility tractor
Fuel	diesel
Service repair manual	David Brown 1690 Manual

Dimensions, sizes and tires

AG front tires	10.00-16
AG rear tires	18.4-34
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	8755 lbs or 3971 kg
Length	-
Width	-
Height	-
Wheelbase	100.5 inches [255 cm]
Ground clearance	-
Turning radius	-
Rear tread size	60.75 to 85 inches
Front tread size	59 to 71 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	329 ci or 5.4 L
Cylinders	6 cylinders
Engine power	-
Engine RPM	2200 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	26 gal or 98.4 L
Oil capacity	-
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	David Brown 1690 Parts

Electrical and battery specs

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

Clutch and gearbox specs

Trans system	-
Trans type	partial power shift
Trans gears	12 forward and 4 reverse
Clutch system	hydraulic dry disc

Cabine and mechanical specs

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

Hydraulics specifications

System	open center
Valves	-
Pump flow	20 gpm or 75.7 lpm
SVC flow	-
Steering flow	-
Tank capacity	-
Hydraulic pressure	-
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	-
Drawbar horsepower	72.55 hp or 54.1 kW
Fuel consumption	5.5 gal/hour or 20.8 l/hour
Pulling power	10536 lbs or 4779 kg

Power take-off (PTO) specs

Claimed power	90 hp or 67.1 kW
Real power	87.76 hp or 65.4 kW
Engine @RPM	-
PTO Clutch	-
Rear PTO	independent
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	5.5 gal/hour or 20.8 l/hour

3 point hitch specifiations

Hitch system	-
Rear hitch	II
Rear hitch lift	-
Front hitch	-
Front hitch lift	-

Kubota M4950

General Infos

Make	Kubota
Model	M4950
Country	Japan
Production	From 1983  Until 1993
Price	-
Tractor type	Utility tractor
Fuel	diesel
Service repair manual	Kubota M4950 Manual

Dimensions, sizes and tires

AG front tires	6.00-16
AG rear tires	14.9-2
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	4,762 lbs or 2160 kg
Length	144.3 inches [366 cm]
Width	70.9 inches [180 cm]
Height	-
Wheelbase	80.9 inches [205 cm] (2WD)
Ground clearance	-
Turning radius	-
Rear tread size	55.9 to 79.5 inches
Front tread size	55.9 to 79.5 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	170.3 ci or 2.8 L
Cylinders	6 cylinders
Engine power	51 hp or 38.0 kW
Engine RPM	2600 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	18.5 gal or 70.0 L
Oil capacity	14.5 qts or 13.7 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	Kubota M4950 Parts

Electrical and battery specs

Batteries number	1
Batteries voltage	12 V
Battries Amps	300 amps
Cold Amps	-
Ground force	-
Charging system	alternator
Charging Volts	-
Charging Amps	65 amps

Clutch and gearbox specs

Trans system	-
Trans type	fully synchronized
Trans gears	12 forward and 4 reverse
Clutch system	dry dual 11.2-inch plate

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	-
Steering	hydrostatic power
Braking system	differential mechanical wet disc
Cabin type	Four-post ROPS
Differentiel lock	-

Hydraulics specifications

System	open center
Valves	1 or 2
Pump flow	-
SVC flow	-
Steering flow	-
Tank capacity	12.7 gal or 48.1 L
Hydraulic pressure	2630 psi or 181.3 bar
Max flow	9.25 gpm or 35.0 lpm

Drawbar specifications

Drawbar type	-
Claimed power	-
Drawbar horsepower	40.25 hp or 30.0 kW
Fuel consumption	3.4 gal/hour or 12.9 l/hour
Pulling power	6,750 lbs or 3061 kg

Power take-off (PTO) specs

Claimed power	47 hp or 35.0 kW
Real power	45.47 hp or 33.9 kW
Engine @RPM	-
PTO Clutch	-
Rear PTO	independent
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	3.1 gal/hour or 11.7 l/hour

3 point hitch specifiations

Hitch system	-
Rear hitch	I/II
Rear hitch lift	3,968 lbs or 1799 kg
Front hitch	-
Front hitch lift	-

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