Challenger MT455B

Production: 2004 - 2013  

Production
Manufacturer:	Challenger (a part of AGCO)
Type:	Utility tractor
Factory:	Beauvais, France
The Challenger MT445B is similar to the Massey Ferguson 5455.

Challenger MT455B Power
Engine:	95 hp 70.8 kW
PTO (claimed):	80 hp 59.7 kW
Drawbar (tested):	66.8 hp 49.8 kW
PTO (tested):	82.6 hp 61.6 kW

Mechanical
Chassis:	4x2 2WD
4x4 MFWD 4WD
Final drives:	inboard planetary
Differential lock:	electro-hydraulic
Steering:	hydrostatic power
Brakes:	hydraulic wet disc
Cab:	ROPS. Cab optional with air-conditioning.
Transmission:	16-speed four speed power shift

Hydraulics
ROPS Type:	open center
Cab Type:	closed center load sensing
Pressure:	2900 psi 200.0 bar
Valves:	2 to 4
Pump flow:	26.4 gpm 99.9 lpm (open center)
29 gpm 109.8 lpm (CCLS)

Tractor hitch
Rear Type:	II
Control:	electronic top-link draft control
Rear lift (at 24"/610mm):	7285 lbs 3304 kg
Rear Arms:	telescopic stabilizers and link ends

Power Take-off (PTO)
Rear PTO:	independent
Clutch:	electro-hydraulic wet disc
Rear RPM:	540/1000
540/540E/1000/1000E

Electrical
Ground:	negative
Battery volts:	12

Engine Detail
Caterpillar 3054T
turbocharged diesel
4-cylinder
liquid-cooled vertical
This engine was branded as a Perkins 1104C depending on market.
Displacement:	268 ci 4.4 L
Bore/Stroke:	4.134x5.00 inches 105 x 127 mm
Emissions:	Tier 2
Power:	95 hp 70.8 kW
Air cleaner:	dual paper elements
Compression:	17.5:1
Rated RPM:	2200
Starter volts:	12

Transmission
Transmission:	Autopower IV
Type:	four speed power shift
Gears:	16 forward and reverse
Clutch:	wet disc
Four power shift gears in four ranges.

Dimensions
Wheelbase:	97 inches 246 cm
Weight:	8,885 lbs 4030 kg (2WD)
9,445 lbs 4284 kg (4WD)
Rear axle:	Flange