Ford 641 VS Challenger MT645D specs comparison

Ford 641

General Infos

Make	Ford
Model	641
Country	United states
Production	From 1957  Until 1962
Price	-
Tractor type	-
Fuel	gasoline
Service repair manual	Ford 641 Manual

Dimensions, sizes and tires

AG front tires	5.50-16
AG rear tires	11-28
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	3,291 lbs or 1492 kg
Length	-
Width	-
Height	-
Wheelbase	-
Ground clearance	-
Turning radius	-
Rear tread size	52 to 76 inches
Front tread size	52 to 80 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	134 ci or 2.2 L
Cylinders	4 cylinders 8 valves
Engine power	48.4 hp or 36.1 kW
Engine RPM	2200 (rpm)
Torque	126.8 lb-ft or 171.9 Nm
Torque RPM	1600 (rpm)
Fuel type	gasoline
Fuel injection	-
Fuel tank size	13 gal or 49.2 L
Oil capacity	5 qts or 4.7 L
Oil change	100 h
Starter motor	-
Starter volts	6 V
Parts And Accessories	Ford 641 Parts

Electrical and battery specs

Batteries number	1
Batteries voltage	6 V
Battries Amps	80 amps
Cold Amps	-
Ground force	positive
Charging system	generator
Charging Volts	-
Charging Amps	20 amps

Clutch and gearbox specs

Trans system	-
Trans type	unsynchronized gear
Trans gears	12 forward and 3 reverse
Clutch system	dry disc

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	-
Steering	manual
Braking system	differential mechanical expanding shoe
Cabin type	Open operator station
Differentiel lock	-

Hydraulics specifications

System	-
Valves	-
Pump flow	-
SVC flow	-
Steering flow	-
Tank capacity	2 gal or 7.6 L
Hydraulic pressure	-
Max flow	4 gpm or 15.1 lpm

Drawbar specifications

Drawbar type	-
Claimed power	-
Drawbar horsepower	29.33 hp or 21.9 kW
Fuel consumption	2.3 gal/hour or 8.7 l/hour
Pulling power	4,230 lbs or 1918 kg

Power take-off (PTO) specs

Claimed power	-
Real power	25.29 hp or 18.9 kW
Engine @RPM	-
PTO Clutch	-
Rear PTO	transmission
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	1.8 gal/hour or 6.8 l/hour

3 point hitch specifiations

Hitch system	-
Rear hitch	I
Rear hitch lift	1,250 lbs or 567 kg
Front hitch	-
Front hitch lift	-

Challenger MT645D

General Infos

Make	Challenger
Model	MT645D
Country	United states
Production	From 2011  Until 2013
Price	-
Tractor type	Row Crop tractor
Fuel	diesel
Service repair manual	Challenger MT645D Manual

Dimensions, sizes and tires

AG front tires	480/70R34
AG rear tires	520/85R46
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	24250 lbs or 10999 kg
Length	215.7 inches [547 cm]
Width	-
Height	141 inches [358 cm]
Wheelbase	122 inches [309 cm]
Ground clearance	-
Turning radius	-
Rear tread size	-
Front tread size	-
Turning radius	-

Horsepower and engin specs

Engine capacity	513.8 ci or 8.4 L
Cylinders	6 cylinders
Engine power	240 hp or 179.0 kW
Engine RPM	2100 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	electronic high-pressure common rail
Fuel tank size	167 gal or 632.1 L
Oil capacity	-
Oil change	-
Starter motor	electric
Starter volts	12 V
Parts And Accessories	Challenger MT645D Parts

Electrical and battery specs

Batteries number	2
Batteries voltage	12 V
Battries Amps	-
Cold Amps	-
Ground force	negative
Charging system	alternator
Charging Volts	-
Charging Amps	240 amps

Clutch and gearbox specs

Trans system	Techstar CVT
Trans type	continuously variable transmission
Trans gears	infinite forward and reverse
Clutch system	-

Cabine and mechanical specs

Wheel drive	4x4 MFWD 4WD
Final drive	inboard planetary
Steering	hydrostatic power
Braking system	hydraulic wet disc
Cabin type	Cab standard with air-conditioning and OptiRide Plus hydraulic suspension AGCO System 150 (optional)
Differentiel lock	electro-hydraulic

Hydraulics specifications

System	closed center load sensing
Valves	4 to 6
Pump flow	-
SVC flow	26.4 gpm or 99.9 lpm
Steering flow	-
Tank capacity	29.1 gal or 110.1 L
Hydraulic pressure	2900 psi or 200.0 bar
Max flow	46 gpm or 174.1 lpm

Drawbar specifications

Drawbar type	Cat
Claimed power	-
Drawbar horsepower	170.7 hp or 127.3 kW
Fuel consumption	11.5 gal/hour or 43.5 l/hour
Pulling power	25705 lbs or 11659 kg

Power take-off (PTO) specs

Claimed power	205 hp or 152.9 kW
Real power	250.0 hp or 186.4 kW
Engine @RPM	540E@1577 (rpm)
PTO Clutch	electro-hydraulic
Rear PTO	independent
Rear PTO RPM	1000 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	13.4 gal/hour or 50.7 l/hour

3 point hitch specifiations

Hitch system	-
Rear hitch	III
Rear hitch lift	22760 lbs or 10323 kg
Front hitch	III
Front hitch lift	11000 lbs or 4989 kg

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