David Brown 3800 Selectamatic VS Ursus 1934 specs comparison

David Brown 3800 Selectamatic

General Infos

Make	David Brown
Model	3800 Selectamatic
Country	United states
Production	From 1968  Until 1971
Price	4,000  USD
Tractor type	Utility tractor
Fuel	gasoline
Service repair manual	David Brown 3800 Selectamatic Manual

Dimensions, sizes and tires

AG front tires	14.9/13-24
AG rear tires	13.6/12-28
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	3885 lbs or 1762 kg
Length	115.625 inches [293 cm]
Width	64.5 inches [163 cm] (min)
Height	-
Wheelbase	76 inches [193 cm]
Ground clearance	-
Turning radius	-
Rear tread size	48 to 76 inches
Front tread size	48 to 72 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	146.1 ci or 2.4 L
Cylinders	3 cylinders
Engine power	-
Engine RPM	2200 (rpm)
Torque	115 lb-ft or 155.9 Nm
Torque RPM	1400 (rpm)
Fuel type	gasoline
Fuel injection	-
Fuel tank size	9.5 gal or 36.0 L
Oil capacity	6.75 qts or 6.4 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	David Brown 3800 Selectamatic Parts

Electrical and battery specs

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

Clutch and gearbox specs

Trans system	-
Trans type	gear
Trans gears	12 forward and 4 reverse
Clutch system	dry disc

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	spur gear
Steering	manual
Braking system	mechanical shoe
Cabin type	Open operating station
Differentiel lock	rear diff lock standard

Hydraulics specifications

System	Selectamatic
Valves	-
Pump flow	7.3 gpm or 27.6 lpm
SVC flow	-
Steering flow	-
Tank capacity	6 gal or 22.7 L
Hydraulic pressure	2000 psi or 137.9 bar
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	-
Drawbar horsepower	32.13 hp or 24.0 kW
Fuel consumption	3.4 gal/hour or 12.9 l/hour
Pulling power	4419 lbs or 2004 kg

Power take-off (PTO) specs

Claimed power	39 hp or 29.1 kW
Real power	37.24 hp or 27.8 kW
Engine @RPM	-
PTO Clutch	-
Rear PTO	live
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	3.3 gal/hour or 12.5 l/hour

3 point hitch specifiations

Hitch system	position and draft control
Rear hitch	I
Rear hitch lift	1600 lbs or 725 kg
Front hitch	-
Front hitch lift	-

Ursus 1934

General Infos

Make	Ursus
Model	1934
Country	Poland
Production	From 2001  Until 2009
Price	-
Tractor type	-
Fuel	diesel
Service repair manual	Ursus 1934 Manual

Dimensions, sizes and tires

AG front tires	16.9R28
AG rear tires	20.8R38
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	13625 lbs or 6180 kg
Length	177.2 inches [450 cm]
Width	95.9 inches [243 cm]
Height	118.9 inches [302 cm]
Wheelbase	106.5 inches [270 cm]
Ground clearance	19.7 inches [50 cm]
Turning radius	-
Rear tread size	70.9 inches
Front tread size	66.5/70.5/74.4 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	445.4 ci or 7.3 L
Cylinders	6 cylinders
Engine power	187.7 hp or 140.0 kW
Engine RPM	220 (rpm)
Torque	532.5 lb-ft or 722.1 Nm
Torque RPM	1530 (rpm)
Fuel type	diesel
Fuel injection	direct injection
Fuel tank size	93.8 gal or 355.0 L
Oil capacity	20.1 qts or 19.0 L
Oil change	-
Starter motor	electric
Starter volts	24 V
Parts And Accessories	Ursus 1934 Parts

Electrical and battery specs

Batteries number	2
Batteries voltage	12 V
Battries Amps	172 amps
Cold Amps	-
Ground force	-
Charging system	alternator
Charging Volts	14 V
Charging Amps	55 amps

Clutch and gearbox specs

Trans system	-
Trans type	two-speed power shift
Trans gears	16 forward and 8 reverse
Clutch system	380mm hydraulic dry disc

Cabine and mechanical specs

Wheel drive	4x4 MFWD 4WD
Final drive	-
Steering	power
Braking system	wet disc
Cabin type	Cab standard with heater
Differentiel lock	electro-hydraulic front and rear

Hydraulics specifications

System	-
Valves	-
Pump flow	14.5 gpm or 54.9 lpm
SVC flow	-
Steering flow	-
Tank capacity	14.5 gal or 54.9 L
Hydraulic pressure	-
Max flow	-

Drawbar specifications

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

Power take-off (PTO) specs

Claimed power	166.3 hp or 124.0 kW
Real power	-
Engine @RPM	540@1890 (rpm)
PTO Clutch	hydraulic
Rear PTO	independent
Rear PTO RPM	540 (rpm)
Front PTO	1000
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	-

3 point hitch specifiations

Hitch system	position and draft control
Rear hitch	III
Rear hitch lift	15873 lbs or 7199 kg
Front hitch	-
Front hitch lift	-

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