Challenger MT645 VS Long 550 specs comparison

Challenger MT645 2002 comparison online with competitors

Challenger MT645

General Infos
Make Challenger
Model MT645
Country United states
Production From 2002  Until 2003
Price -
Tractor type Row Crop tractor
Fuel diesel
Service repair manual Challenger MT645 Manual

Dimensions, sizes and tires
AG front tires 14.9R30
AG rear tires 18.4R42
Lawn front tires -
Lawn rear tires -
Indus front tires -
Indus rear tires -
Weight 19000 lbs or 8618 kg
Length 203 inches [515 cm]
Width 98.2 inches [249 cm]
Height 121 inches [307 cm]
Wheelbase 121 inches [307 cm]
Ground clearance -
Turning radius -
Rear tread size -
Front tread size -
Turning radius -

Horsepower and engin specs
Engine capacity 449 ci or 7.4 L
Cylinders 6 cylinders
Engine power -
Engine RPM 2200 (rpm)
Torque -
Torque RPM -
Fuel type diesel
Fuel injection -
Fuel tank size 120 gal or 454.2 L
Oil capacity -
Oil change -
Starter motor -
Starter volts 12 V
Parts And Accessories Challenger MT645 Parts
Electrical and battery specs
Batteries number -
Batteries voltage 12 V
Battries Amps -
Cold Amps -
Ground force negative
Charging system alternator
Charging Volts -
Charging Amps -
Clutch and gearbox specs
Trans system -
Trans type power shift
Trans gears 18 forward and 6 reverse
Clutch system electro-hydraulic wet disc
Cabine and mechanical specs
Wheel drive 4x4 MFWD 4WD
Final drive -
Steering power
Braking system hydraulic wet disc
Cabin type Cab standard with air-conditioning
Differentiel lock -
Hydraulics specifications
System closed center pressure flow compensated
Valves 4
Pump flow -
SVC flow -
Steering flow -
Tank capacity -
Hydraulic pressure 2900 psi or 200.0 bar
Max flow 29 gpm or 109.8 lpm
Drawbar specifications
Drawbar type -
Claimed power -
Drawbar horsepower -
Fuel consumption -
Pulling power -
Power take-off (PTO) specs
Claimed power 180 hp or 134.2 kW
Real power 183.87 hp or 137.1 kW
Engine @RPM 1000@2091 (rpm)
PTO Clutch -
Rear PTO independent
Rear PTO RPM 1000 (rpm)
Front PTO -
Front PTO RPM -
Mid PTO -
Mid PTO RPM -
Fuel consumption 10.9 gal/hour or 41.3 l/hour
3 point hitch specifiations
Hitch system -
Rear hitch III
Rear hitch lift 18400 lbs or 8346 kg
Front hitch -
Front hitch lift -

Long 550 1972 comparison online with competitors

Long 550

General Infos
Make Long
Model 550
Country United states
Production From 1972  Until 1975
Price -
Tractor type Utility tractor
Fuel diesel
Service repair manual Long 550 Manual

Dimensions, sizes and tires
AG front tires 7.50-16
AG rear tires 18.4-28
Lawn front tires -
Lawn rear tires -
Indus front tires -
Indus rear tires -
Weight 4570 lbs or 2072 kg
Length -
Width -
Height -
Wheelbase 81.5 inches [207 cm]
Ground clearance -
Turning radius -
Rear tread size 47.25 to 74.7 inches
Front tread size 52 to 79 inches
Turning radius -

Horsepower and engin specs
Engine capacity 190.7 ci or 3.1 L
Cylinders 4 cylinders
Engine power 60 hp or 44.7 kW
Engine RPM 2400 (rpm)
Torque -
Torque RPM -
Fuel type diesel
Fuel injection direct injection
Fuel tank size 14.25 gal or 53.9 L
Oil capacity 11 qts or 10.4 L
Oil change -
Starter motor -
Starter volts 12 V
Parts And Accessories Long 550 Parts
Electrical and battery specs
Batteries number -
Batteries voltage 12 V
Battries Amps -
Cold Amps -
Ground force negative
Charging system -
Charging Volts -
Charging Amps -
Clutch and gearbox specs
Trans system -
Trans type gear
Trans gears 8 forward and 2 reverse
Clutch system 279.4mm dry disc
Cabine and mechanical specs
Wheel drive 4x2 2WD
Final drive -
Steering manual
Braking system independent contracting band
Cabin type Open operator station
Differentiel lock -
Hydraulics specifications
System open center
Valves -
Pump flow 5.75 gpm or 21.8 lpm
SVC flow -
Steering flow -
Tank capacity -
Hydraulic pressure 2133 psi or 147.1 bar
Max flow -
Drawbar specifications
Drawbar type -
Claimed power 46.7 hp or 34.8 kW
Drawbar horsepower 46.73 hp or 34.8 kW
Fuel consumption 3.6 gal/hour or 13.6 l/hour
Pulling power 6,944 lbs or 3149 kg
Power take-off (PTO) specs
Claimed power 53.7 hp or 40.0 kW
Real power 47.66 hp or 35.5 kW
Engine @RPM 540@1970 (rpm)
PTO Clutch -
Rear PTO -
Rear PTO RPM 540 (rpm)
Front PTO -
Front PTO RPM -
Mid PTO -
Mid PTO RPM -
Fuel consumption 3.2 gal/hour or 12.1 l/hour
3 point hitch specifiations
Hitch system -
Rear hitch II/I
Rear hitch lift 2660 lbs or 1206 kg
Front hitch -
Front hitch lift -

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