Challenger MT645B VS Deutz-Allis 8070 specs comparison

Challenger MT645B 2005 comparison online with competitors

Challenger MT645B

General Infos
Make Challenger
Model MT645B
Country United states
Production From 2005  Until 2008
Price -
Tractor type Row Crop tractor
Fuel diesel
Service repair manual Challenger MT645B Manual

Dimensions, sizes and tires
AG front tires 380/85R34
AG rear tires 480/80R46
Lawn front tires -
Lawn rear tires -
Indus front tires -
Indus rear tires -
Weight 18,308 lbs or 8304 kg
Length 206 inches [523 cm]
Width 118 inches [299 cm]
Height 123.6 inches [313 cm]
Wheelbase 121.1 inches [307 cm]
Ground clearance 22.4 inches [56 cm]
Turning radius -
Rear tread size 60 to 88 inches
Front tread size -
Turning radius -

Horsepower and engin specs
Engine capacity 449 ci or 7.4 L
Cylinders 6 cylinders 24 valves
Engine power 235 hp or 175.2 kW
Engine RPM 2200 (rpm)
Torque -
Torque RPM -
Fuel type diesel
Fuel injection -
Fuel tank size 159 gal or 601.8 L
Oil capacity 20 qts or 18.9 L
Oil change -
Starter motor -
Starter volts 12 V
Parts And Accessories Challenger MT645B Parts
Electrical and battery specs
Batteries number 2
Batteries voltage 12 V
Battries Amps -
Cold Amps 775
Ground force negative
Charging system alternator
Charging Volts -
Charging Amps 150 amps
Clutch and gearbox specs
Trans system TechStar
Trans type continuously variable transmission (CVT)
Trans gears infinite (2-range) forward and reverse
Clutch system -
Cabine and mechanical specs
Wheel drive 4x4 MFWD 4WD
Final drive inboard planetary
Steering power
Braking system hydraulic wet disc
Cabin type Cab standard with heat and A/C
Differentiel lock electrohydraulic front and rear
Hydraulics specifications
System pressure flow compensated
Valves 4 to 6
Pump flow -
SVC flow -
Steering flow -
Tank capacity 26.4 gal or 99.9 L
Hydraulic pressure 2900 psi or 200.0 bar
Max flow 39 gpm or 147.6 lpm
Drawbar specifications
Drawbar type -
Claimed power -
Drawbar horsepower 172.30 hp or 128.5 kW
Fuel consumption 12.0 gal/hour or 45.4 l/hour
Pulling power 16,954 lbs or 7690 kg
Power take-off (PTO) specs
Claimed power 200 hp or 149.1 kW
Real power 221.55 hp or 165.2 kW
Engine @RPM 540@2037 (rpm)
PTO Clutch electro-hydraulic wet disc
Rear PTO independent
Rear PTO RPM 540 (rpm)
Front PTO -
Front PTO RPM -
Mid PTO -
Mid PTO RPM -
Fuel consumption 12.0 gal/hour or 45.4 l/hour
3 point hitch specifiations
Hitch system -
Rear hitch III
Rear hitch lift 15,600 lbs or 7076 kg
Front hitch II
Front hitch lift 7,700 lbs or 3492 kg

Deutz-Allis 8070 1985 comparison online with competitors

Deutz-Allis 8070

General Infos
Make Deutz-Allis
Model 8070
Country Germany
Production From 1985  Until 1988
Price 60,337  USD
Tractor type Row Crop tractor
Fuel diesel
Service repair manual Deutz-Allis 8070 Manual

Dimensions, sizes and tires
AG front tires 11.00-16 (2WD)
AG rear tires 20.8-38
Lawn front tires -
Lawn rear tires -
Indus front tires -
Indus rear tires -
Weight 16,850 lbs or 7643 kg
Length 187 inches [474 cm]
Width 95.5 inches [242 cm]
Height 116 inches [294 cm]
Wheelbase 106 inches [269 cm]
Ground clearance 22 inches [55 cm] (front axle)
Turning radius -
Rear tread size -
Front tread size -
Turning radius -

Horsepower and engin specs
Engine capacity 426 ci or 7.0 L
Cylinders 6 cylinders
Engine power -
Engine RPM 2400 (rpm)
Torque -
Torque RPM -
Fuel type diesel
Fuel injection -
Fuel tank size 60 gal or 227.1 L
Oil capacity 19 qts or 18.0 L
Oil change -
Starter motor -
Starter volts 12 V
Parts And Accessories Deutz-Allis 8070 Parts
Electrical and battery specs
Batteries number -
Batteries voltage 12 V
Battries Amps -
Cold Amps -
Ground force -
Charging system alternator
Charging Volts -
Charging Amps 100 amps
Clutch and gearbox specs
Trans system Power Shift
Trans type Allis-Chalmers
Trans gears 12 forward and 2 reverse
Clutch system -
Cabine and mechanical specs
Wheel drive 4x2 2WD
Final drive -
Steering hydrostatic power
Braking system differential hydraulic wet discs
Cabin type Acousta cab standard with heat and air-conditioning
Differentiel lock foot-button
Hydraulics specifications
System closed-center load-sensitive
Valves 2 or 3
Pump flow 22 gpm or 83.3 lpm
SVC flow -
Steering flow 9.5 gpm or 36.0 lpm
Tank capacity -
Hydraulic pressure -
Max flow 45 gpm or 170.3 lpm
Drawbar specifications
Drawbar type -
Claimed power -
Drawbar horsepower 145.36 hp or 108.4 kW
Fuel consumption -
Pulling power 18,777 lbs or 8517 kg
Power take-off (PTO) specs
Claimed power -
Real power 171.44 hp or 127.8 kW
Engine @RPM -
PTO Clutch -
Rear PTO independent
Rear PTO RPM 1000 (rpm)
Front PTO -
Front PTO RPM -
Mid PTO -
Mid PTO RPM -
Fuel consumption 10.4 gal/hour or 39.4 l/hour
3 point hitch specifiations
Hitch system -
Rear hitch III/II
Rear hitch lift 8,200 lbs or 3719 kg
Front hitch -
Front hitch lift -

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