White Field Boss 21 VS Ford 6640 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 -

Ford 6640 1991 comparison online with competitors

Ford 6640

General Infos
Make Ford
Model 6640
Country United states
Production From 1991  Until 1995
Price 33,400  USD
Tractor type Utility tractor
Fuel diesel
Service repair manual Ford 6640 Manual

Dimensions, sizes and tires
AG front tires 7.50-16
AG rear tires 16.9-30
Lawn front tires -
Lawn rear tires -
Indus front tires -
Indus rear tires -
Weight 7,099 lbs or 3220 kg
Length 162 inches [411 cm]
Width 80 inches [203 cm]
Height 107 inches [271 cm]
Wheelbase 93 inches [236 cm]
Ground clearance -
Turning radius -
Rear tread size -
Front tread size -
Turning radius -

Horsepower and engin specs
Engine capacity 304 ci or 5.0 L
Cylinders 4 cylinders 8 valves
Engine power -
Engine RPM 2200 (rpm)
Torque -
Torque RPM -
Fuel type diesel
Fuel injection -
Fuel tank size 25 gal or 94.6 L
Oil capacity 12.1 qts or 11.5 L
Oil change -
Starter motor -
Starter volts 12 V
Parts And Accessories Ford 6640 Parts
Electrical and battery specs
Batteries number 1
Batteries voltage 12 V
Battries Amps -
Cold Amps 800
Ground force negative
Charging system alternator
Charging Volts -
Charging Amps 55 amps
Clutch and gearbox specs
Trans system ElectroShift/Pulse Command
Trans type four-speed power shift
Trans gears 16 forward and reverse
Clutch system wet disc
Cabine and mechanical specs
Wheel drive 4x2 2WD
Final drive inboard planetary
Steering hydrostatic power
Braking system mechanical (S)
Cabin type Two-post foldable ROPS
Differentiel lock mechanical (S)
Hydraulics specifications
System open center
Valves 1 to 4
Pump flow 18.2 gpm or 68.9 lpm
SVC flow -
Steering flow -
Tank capacity -
Hydraulic pressure -
Max flow -
Drawbar specifications
Drawbar type -
Claimed power -
Drawbar horsepower 67.18 hp or 50.1 kW
Fuel consumption 4.7 gal/hour or 17.8 l/hour
Pulling power 10,512 lbs or 4768 kg
Power take-off (PTO) specs
Claimed power 76 hp or 56.7 kW
Real power 75.63 hp or 56.4 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 4.5 gal/hour or 17.0 l/hour
3 point hitch specifiations
Hitch system Position control and top-link draft sensing
Rear hitch II
Rear hitch lift 4,200 lbs or 1905 kg
Front hitch -
Front hitch lift -

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