White Field Boss 21 VS Ursus 1634 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 1634

General Infos

Make	Ursus
Model	1634
Country	Poland
Production	From 1991  Until 2009
Price	-
Tractor type	-
Fuel	diesel
Service repair manual	Ursus 1634 Manual

Dimensions, sizes and tires

AG front tires	14.9-24
AG rear tires	18.4-38
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	11442 lbs or 5190 kg
Length	177 inches [449 cm]
Width	89.3 inches [226 cm]
Height	117.4 inches [298 cm]
Wheelbase	106.5 inches [270 cm]
Ground clearance	19.1 inches [48 cm]
Turning radius	-
Rear tread size	65/67.9/70.9/73.8 inches
Front tread size	67.3/71.3 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	416.4 ci or 6.8 L
Cylinders	6 cylinders
Engine power	152.9 hp or 114.0 kW
Engine RPM	2200 (rpm)
Torque	417.9 lb-ft or 566.7 Nm
Torque RPM	1650 (rpm)
Fuel type	diesel
Fuel injection	direct injection
Fuel tank size	44.9 gal or 169.9 L
Oil capacity	20.1 qts or 19.0 L
Oil change	-
Starter motor	electric
Starter volts	24 V
Parts And Accessories	Ursus 1634 Parts

Electrical and battery specs

Batteries number	2
Batteries voltage	12 V
Battries Amps	135 amps
Cold Amps	-
Ground force	-
Charging system	alternator
Charging Volts	12 V
Charging Amps	55 amps

Clutch and gearbox specs

Trans system	-
Trans type	two-speed power shift
Trans gears	12 forward and 6 reverse
Clutch system	380mm hydraulic dry disc

Cabine and mechanical specs

Wheel drive	4x4 MFWD 4WD
Final drive	-
Steering	power
Braking system	dry disc
Cabin type	Cab standard with heat
Differentiel lock	mechanical rear

Hydraulics specifications

System	-
Valves	-
Pump flow	10.8 gpm or 40.9 lpm
SVC flow	-
Steering flow	-
Tank capacity	12.15 gal or 46.0 L
Hydraulic pressure	-
Max flow	-

Drawbar specifications

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

Power take-off (PTO) specs

Claimed power	138.1 hp or 103.0 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	II
Rear hitch lift	12125 lbs or 5499 kg
Front hitch	-
Front hitch lift	-

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