Challenger

MT645C

Farm tractor · 2009–2010 · 240 hp

ChallengerMT645C
EngineTransmissionHydraulicsHitchDimensionsWeightTires & TracksFuelSteeringCabMore Challenger

The Challenger MT645C is a farm tractor manufactured from 2009 to 2010. It features a AGCO SISU POWER 84CTA engine, and power steering. The transmission is a continuously variable transmission type with infinite forward and reverse.

Engine

EngineAGCO SISU POWER 84CTA
Fuel Typediesel
Cylinders6
Coolingliquid-cooled
Turbocharger Statusturbocharged intercooled diesel
Displacement512.6 ci (8.4 L)
Bore4.37 in (111 mm)
Stroke5.71 in (145 mm)
Compression Ratio16.7
Power Gross240 hp (179 kW)
Power PTO250 hp (186.4 kW)
Power Drawbar180.1 hp (134.3 kW)
Torque Peak874 lb-ft (1,185.1 Nm)
Torque Peak1,500 RPM
Fuel Systemelectronic high-pressure common rail
Starter Volts12
Starter Typeelectric
ManufacturerAGCO
Rated2,200 RPM
EmissionsInterim Tier 4

Transmission

Transmission Typecontinuously variable transmission
Transmission ModelTechstar CVT
Gearsinfinite forward and reverse
Available Optionscontinuously variable transmission

Hydraulics

Typeclosed center load sensing
Pump Flow26.4 gpm (99.9 lpm)
Pressure2,901 psi (200 bar)
Valves4
Total Flow46.2 gpm (174.9 lpm)

Hitch

Rear TypeIII
Rear Lift26,460 lbs (12,002 kg)
Front TypeIII
Front Lift11,020 lbs (4,998 kg)
Hitch Controlelectronic lower-link draft sensing

Dimensions

Length223.2 in (566 cm)
Height Cab133.1 in (338 cm)
Wheelbase122.2 in (310 cm)
Front Tread73.1 in (185 cm)
Rear Tread58.5 in (148 cm)

Weight

Shipping24,250 lbs (10,999 kg)
Operating25,795 lbs (11,700 kg)

Tires & Tracks

Front Ag480/70R34
Rear Ag520/85R46

Fuel

Capacity155.9 gal (590.1 L)
Def Capacity7.9 gal (29.9 L)

Steering

Typepower

Cab

Cabstandard with heat and air-conditioning. Optional heated seat, power adjustable mirrors, and automatic temperature control