Challenger MT645B VS Challenger 85C 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

Challenger 85C 1994 comparison online with competitors

Challenger 85C

General Infos
Make Challenger
Model 85C
Country United states
Production From 1994  Until 1996
Price -
Tractor type Agricultural Crawler tractor
Fuel diesel
Service repair manual Challenger 85C Manual

Dimensions, sizes and tires
AG front tires 25-in track
AG rear tires 25-in track
Lawn front tires -
Lawn rear tires -
Indus front tires -
Indus rear tires -
Weight 33645 lbs or 15261 kg
Length 232 inches [589 cm]
Width 120 inches [304 cm]
Height 128 inches [325 cm]
Wheelbase 107.1 inches [272 cm]
Ground clearance -
Turning radius -
Rear tread size 90 inches
Front tread size 90 inches
Turning radius -

Horsepower and engin specs
Engine capacity 629 ci or 10.3 L
Cylinders 6 cylinders
Engine power 355 hp or 264.7 kW
Engine RPM 2100 (rpm)
Torque -
Torque RPM -
Fuel type diesel
Fuel injection -
Fuel tank size 209 gal or 791.1 L
Oil capacity 31.7 qts or 30.0 L
Oil change -
Starter motor electric
Starter volts 12 V
Parts And Accessories Challenger 85C Parts
Electrical and battery specs
Batteries number 2
Batteries voltage 12 V
Battries Amps -
Cold Amps 900
Ground force negative
Charging system alternator
Charging Volts -
Charging Amps 115 amps
Clutch and gearbox specs
Trans system -
Trans type full power shift
Trans gears 10 forward and 2 reverse
Clutch system -
Cabine and mechanical specs
Wheel drive crawler
Final drive -
Steering power
Braking system hydraulic wet disc
Cabin type Cab standard
Differentiel lock -
Hydraulics specifications
System closed center
Valves 4
Pump flow 27 gpm or 102.2 lpm
SVC flow -
Steering flow 61.4 gpm or 232.4 lpm
Tank capacity 29 gal or 109.8 L
Hydraulic pressure 2550 psi or 175.8 bar
Max flow -
Drawbar specifications
Drawbar type -
Claimed power 280 hp or 208.8 kW
Drawbar horsepower 272.42 hp or 203.1 kW
Fuel consumption 17.3 gal/hour or 65.5 l/hour
Pulling power 33,673 lbs or 15274 kg
Power take-off (PTO) specs
Claimed power 305 hp or 227.4 kW
Real power 289.86 hp or 216.1 kW
Engine @RPM -
PTO Clutch -
Rear PTO -
Rear PTO RPM 1000 (rpm)
Front PTO -
Front PTO RPM -
Mid PTO -
Mid PTO RPM -
Fuel consumption 16.1 gal/hour or 60.9 l/hour
3 point hitch specifiations
Hitch system -
Rear hitch -
Rear hitch lift -
Front hitch -
Front hitch lift -

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