Challenger MT645B VS John Deere 8570 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

John Deere 8570 1993 comparison online with competitors

John Deere 8570

General Infos
Make John Deere
Model 8570
Country United states
Production From 1993  Until 1996
Price 96,000  USD
Tractor type Four wheel Drive (4WD) tractor
Fuel diesel
Service repair manual John Deere 8570 Manual

Dimensions, sizes and tires
AG front tires 24.5R-32
AG rear tires 24.5R-32
Lawn front tires -
Lawn rear tires -
Indus front tires -
Indus rear tires -
Weight 32,100 lbs or 14560 kg
Length 268.9 inches [683 cm]
Width -
Height -
Wheelbase 134 inches [340 cm]
Ground clearance -
Turning radius -
Rear tread size -
Front tread size -
Turning radius -

Horsepower and engin specs
Engine capacity 466 ci or 7.6 L
Cylinders 6 cylinders
Engine power 250 hp or 186.4 kW
Engine RPM 2100 (rpm)
Torque -
Torque RPM -
Fuel type diesel
Fuel injection -
Fuel tank size 220 gal or 832.7 L
Oil capacity 24.3 qts or 23.0 L
Oil change -
Starter motor -
Starter volts 12 V
Parts And Accessories John Deere 8570 Parts
Electrical and battery specs
Batteries number 2
Batteries voltage 12 V
Battries Amps -
Cold Amps 925
Ground force negative
Charging system -
Charging Volts -
Charging Amps -
Clutch and gearbox specs
Trans system PowrSync
Trans type two-speed power shift
Trans gears 24 forward and 6 reverse
Clutch system hydraulic wet disc
Cabine and mechanical specs
Wheel drive 4x4 articulated 4WD
Final drive inboard planetary
Steering hydrostatic power
Braking system hydraulic wet discs
Cabin type Sound-Gard cab standard
Differentiel lock -
Hydraulics specifications
System closed center pressure compensated
Valves 3 to 5
Pump flow 44.8 gpm or 169.6 lpm
SVC flow 33.3 gpm or 126.0 lpm
Steering flow -
Tank capacity 38 gal or 143.8 L
Hydraulic pressure 2530 psi or 174.4 bar
Max flow -
Drawbar specifications
Drawbar type -
Claimed power -
Drawbar horsepower 191.59 hp or 142.9 kW
Fuel consumption 11.8 gal/hour or 44.7 l/hour
Pulling power 31,924 lbs or 14480 kg
Power take-off (PTO) specs
Claimed power 205 hp or 152.9 kW
Real power 230.84 hp or 172.1 kW
Engine @RPM -
PTO Clutch hydraulic wet disc
Rear PTO independent
Rear PTO RPM 1000 (rpm)
Front PTO -
Front PTO RPM -
Mid PTO -
Mid PTO RPM -
Fuel consumption 12.5 gal/hour or 47.3 l/hour
3 point hitch specifiations
Hitch system draft sensing
Rear hitch 3
Rear hitch lift 14,980 lbs or 6794 kg
Front hitch -
Front hitch lift -

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