Challenger MT645B tractor specifications

2005 - 2008

2005 - 2008 MT600B SeriesRow-Crop tractor

Production

Production Manufacturer:Challenger (a part of AGCO)
Type:Row-Crop tractor
Factory:Beauvais, France

Challenger MT645B Power

Challenger MT645B Power Engine:235 hp
175.2 kW
PTO (claimed):200 hp
149.1 kW
Drawbar (tested):172.30 hp
128.5 kW
PTO (tested):222.9 hp
166.2 kW
power test details ...

2005 - 2008

MT600B Series

Row-Crop tractor

OCED Tractor Test 1876

OCED Tractor Test 1876
Diesel CVT 4WD April 12 - 20, 2006 Link: OCED Tractor Test 1876 file
PTO performance
Max power:	222.9 hp 166.2 kW
Fuel use:	11.8 gal/hour 44.7 l/hour
Power at rated engine speed:	204.79 hp 152.7 kW
Fuel use:	12.1 gal/hour 45.8 l/hour
Power at rated PTO speed:	221.55 hp 165.2 kW
Fuel use:	12.0 gal/hour 45.4 l/hour
Drawbar performance
Max power:	172.30 hp 128.5 kW
Fuel use:	12.0 gal/hour 45.4 l/hour
Pull at 9.6 KPH
Max pull:	16,954 lbs 7690 kg
Pull at 10 KPH

Challenger MT645B Engine

Challenger MT645B Engine Sisu 7.4L 6-cyl diesel Engine details ...

2005 - 2008

MT600B Series

Row-Crop tractor

Engine Detail

Engine Detail
Sisu 74ETA
turbocharged diesel
6-cylinder 24-valve
liquid-cooled vertical inline
Displacement:	449 ci 7.4 L
Bore/Stroke:	4.251x5.278 inches 108 x 134 mm
Power:	235 hp 175.2 kW
Air cleaner:	dual paper elements
Pre-heating:	1000W coolant heater (optional)
Compression:	17.5:1
Rated RPM:	2200
Starter volts:	12
Oil capacity:	20 qts 18.9 L
Coolant capacity:	35.6 qts 33.7 L

Mechanical

Mechanical Chassis:4x4 MFWD 4WD
Final drives:inboard planetary
Differential lock:electrohydraulic front and rear
Steering:power
Brakes:hydraulic wet disc
Trailer brakes:hydraulic*Optional
Cab:Cab standard with heat and A/C. Optional pneumatic cab suspension and automatic climate control.
Transmission:continuously variable transmission (CVT)
Transmission details ...

2005 - 2008

MT600B Series

Row-Crop tractor

Transmission

Transmission
Transmission:	TechStar
Type:	continuously variable transmission (CVT)
Gears:	infinite (2-range) forward and reverse
Oil capacity:	70.8 qts 67.0 L

Speeds

Speeds

Capacity

Capacity Fuel:159 gal
601.8 L
Hydraulic system:26.4 gal
99.9 L

Hydraulics

Hydraulics Type:pressure flow compensated (PFC)
Capacity:26.4 gal
99.9 L
Pressure:2900 psi
200.0 bar
Valves:4 to 6
Total flow:39 gpm
147.6 lpm

Tractor hitch

Tractor hitch Rear Type:III
Rear lift (at 24"/610mm):15,600 lbs
7076 kg
Front Hitch:II*Optional
Front lift:7,700 lbs
3492 kg
12,100 lbs
5488 kg *Optional

Power Take-off (PTO)

Power Take-off (PTO) Rear PTO:independent
Clutch:electro-hydraulic wet disc
Rear RPM:540 (1.375)
540/540E*Optional
1000 (1.375)
1000 (1.75)
Engine RPM:540@2037
540E@ 1598
1000@2031

Dimensions & Tires

Dimensions & Tires Wheelbase:121.1 inches
307 cm
Weight:18308 to 19595 pounds
Front tire:380/85R34
Rear tire:480/80R46
Full dimensions and tires ...

2005 - 2008

MT600B Series

Row-Crop tractor

Challenger MT645B Tires

Challenger MT645B Tires
Ag front:	380/85R34
Ag rear:	480/80R46

Dimensions

Dimensions
Wheelbase:	121.1 inches 307 cm
Length:	206 inches 523 cm
Width:	118 inches 299 cm
Height (cab):	123.6 inches 313 cm
Ground clearance:	22.4 inches 56 cm
Rear axle:	Bar: 4.33 by 118 inches 109 by 2997 mm
Rear tread:	60 to 88 inches 152 to 223 cm

Challenger MT645B Weight

Challenger MT645B Weight
Shipping:	18,308 lbs 8304 kg
Operating:	19,595 lbs 8888 kg
Max Drawbar:	5620 lbs 2549 kg
Max front axle:	10861 lbs 4926 kg
Max rear axle:	17044 lbs 7731 kg