White Field Boss 21 VS Memo M451 specs comparison

White Field Boss 21 1986 comparison online with competitors

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 -

Memo M451 1987 comparison online with competitors

Memo M451

General Infos
Make Memo
Model M451
Country Germany
Production From 1987  Until 1988
Price -
Tractor type Utility tractor
Fuel diesel
Service repair manual Memo M451 Manual

Dimensions, sizes and tires
AG front tires 7.5x16
AG rear tires 14.9x28
Lawn front tires -
Lawn rear tires -
Indus front tires -
Indus rear tires -
Weight 7714 lbs or 3499 kg
Length 136.6 inches [346 cm]
Width 69.3 inches [176 cm]
Height -
Wheelbase 78.7 inches [199 cm]
Ground clearance -
Turning radius -
Rear tread size 50 to 67.7 inches
Front tread size 52 to 71.7 inches
Turning radius -

Horsepower and engin specs
Engine capacity 172.45 ci or 2.8 L
Cylinders 3 cylinders
Engine power 45 hp or 33.6 kW
Engine RPM 2300 (rpm)
Torque 121.5 lb-ft or 164.8 Nm
Torque RPM 1500 (rpm)
Fuel type diesel
Fuel injection -
Fuel tank size 18.5 gal or 70.0 L
Oil capacity 9.5 qts or 9.0 L
Oil change -
Starter motor -
Starter volts 12 V
Parts And Accessories Memo M451 Parts
Electrical and battery specs
Batteries number -
Batteries voltage 12 V
Battries Amps -
Cold Amps -
Ground force -
Charging system alternator
Charging Volts -
Charging Amps 28 amps
Clutch and gearbox specs
Trans system -
Trans type gear
Trans gears 8 forward and 2 reverse
Clutch system dry disc
Cabine and mechanical specs
Wheel drive 4x2 2WD
Final drive -
Steering power
Braking system mechanical drum
Cabin type Open operator station
Differentiel lock mechanical rear
Hydraulics specifications
System open center
Valves up to 3
Pump flow 9.72 gpm or 36.8 lpm
SVC flow -
Steering flow -
Tank capacity 2.6 gal or 9.8 L
Hydraulic pressure 2500 psi or 172.4 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@2077 (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 -
Rear hitch I
Rear hitch lift 3600 lbs or 1632 kg
Front hitch -
Front hitch lift -

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