White Field Boss 21 VS Ursus 5712 specs comparison

White Field Boss 21

General Infos

Make	White
Model	Field Boss 21
Country	United states
Production	From 1986  Until 1988
Price	8,500  USD
Tractor type	Compact Utility tractor
Fuel	diesel
Service repair manual	White Field Boss 21 Manual

Dimensions, sizes and tires

AG front tires	4.00-12
AG rear tires	12.4-1
Lawn front tires	12.4-16 (2WD)
Lawn rear tires	12.4-16 (2WD)
Indus front tires	-
Indus rear tires	-
Weight	1,584 lbs or 718 kg
Length	105.5 inches [267 cm]
Width	42.9 inches [108 cm]
Height	-
Wheelbase	59 inches [149 cm]
Ground clearance	-
Turning radius	-
Rear tread size	-
Front tread size	-
Turning radius	-

Horsepower and engin specs

Engine capacity	71.4 ci or 1.2 L
Cylinders	3 cylinders
Engine power	21 hp or 15.7 kW
Engine RPM	2600 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	6.1 gal or 23.1 L
Oil capacity	-
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	White Field Boss 21 Parts

Electrical and battery specs

Batteries number	-
Batteries voltage	12 V
Battries Amps	-
Cold Amps	-
Ground force	-
Charging system	alternator
Charging Volts	-
Charging Amps	35 amps

Clutch and gearbox specs

Trans system	-
Trans type	-
Trans gears	12 forward and 4 reverse
Clutch system	-

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	-
Steering	manual
Braking system	mechanical expanding shoe
Cabin type	Two-post ROPS
Differentiel lock	-

Hydraulics specifications

System	open center
Valves	-
Pump flow	-
SVC flow	-
Steering flow	-
Tank capacity	-
Hydraulic pressure	2064 psi or 142.3 bar
Max flow	5.5 gpm or 20.8 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	crankshaft-driven
Front PTO RPM	2600 (rpm)
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	-

3 point hitch specifiations

Hitch system	-
Rear hitch	I
Rear hitch lift	-
Front hitch	-
Front hitch lift	-

Ursus 5712

General Infos

Make	Ursus
Model	5712
Country	Poland
Production	From 2002  Until 2009
Price	-
Tractor type	Utility tractor
Fuel	diesel
Service repair manual	Ursus 5712 Manual

Dimensions, sizes and tires

AG front tires	7.50-20
AG rear tires	16.9R34
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	6393 lbs or 2899 kg
Length	148.6 inches [377 cm]
Width	79.1 inches [200 cm]
Height	100.4 inches [255 cm]
Wheelbase	88.8 inches [225 cm]
Ground clearance	-
Turning radius	-
Rear tread size	59.1 to 87.4 inches
Front tread size	55.1/59.1/63/66.9/70.9 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	248.4 ci or 4.1 L
Cylinders	4 cylinders
Engine power	79.8 hp or 59.5 kW
Engine RPM	2200 (rpm)
Torque	210.2 lb-ft or 285.0 Nm
Torque RPM	1400 (rpm)
Fuel type	diesel
Fuel injection	direct injection
Fuel tank size	21.1 gal or 79.9 L
Oil capacity	8.8 qts or 8.3 L
Oil change	-
Starter motor	electric
Starter volts	12 V
Parts And Accessories	Ursus 5712 Parts

Electrical and battery specs

Batteries number	-
Batteries voltage	12 V
Battries Amps	120 amps
Cold Amps	-
Ground force	-
Charging system	alternator
Charging Volts	12 V
Charging Amps	44 amps

Clutch and gearbox specs

Trans system	-
Trans type	-
Trans gears	12 forward and 4 reverse
Clutch system	305mm dry disc

Cabine and mechanical specs

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

Hydraulics specifications

System	-
Valves	-
Pump flow	6.9 gpm or 26.1 lpm
SVC flow	-
Steering flow	-
Tank capacity	11.1 gal or 42.0 L
Hydraulic pressure	2321 psi or 160.0 bar
Max flow	-

Drawbar specifications

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

Power take-off (PTO) specs

Claimed power	67.1 hp or 50.0 kW
Real power	-
Engine @RPM	540@1992 (rpm)
PTO Clutch	-
Rear PTO	live
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	-

3 point hitch specifiations

Hitch system	Position and draft control
Rear hitch	II
Rear hitch lift	6173 lbs or 2800 kg
Front hitch	-
Front hitch lift	-

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