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Challenger MT455

Challenger MT455 tractor
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The Challenger MT455 is a utility tractor produced from 2002 to 2004 as part of the MT400 Series. Built in England by Challenger (a part of AGCO), it shares similarities with the Massey Ferguson 4245, 4243, and 4345 models. It features a Perkins 4.0L 4-cylinder turbocharged diesel engine, multiple transmission options including a 24-speed power shuttle, and offers power steering and hydraulic wet disc brakes. The tractor is available with either a two-post folding ROPS or a cab with air-conditioning. It has a rear PTO with 540/1000 rpm options and an electronic draft control hitch. The MT455 is designed for utility tasks with power outputs around 75 hp claimed and tested PTO power up to 77.9 hp.
Challenger MT455tractorspecificationsPerkins 4.0L engineutility tractorMT400 seriespower shuttle transmissionPTOhydraulicsdimensions
Power83 hp[P]
Founded2002 - 2004
ModelMT455

Technical Specifications

Detailed specifications and technical data for Challenger MT455

Power

PTO (tested):77.9 hp (58.1 kW)
PTO (claimed):75 hp (55.9 kW)
Drawbar (tested):63.2 hp (47.1 kW)

Engine

Type:turbocharged diesel
Model:Perkins 3054 DITA
Cooling:liquid-cooled
Cylinders:4-cylinder
Rated RPM:2200
Air cleaner:dual paper elements
Bore/Stroke:3.937x5.00 inches (100 x 127 mm)
Pre-heating:thermostart
Displacement:243 ci (4.0 L)
Starter volts:12
Fuel tank (Cab):34 gal (128.7 L)
Fuel tank (ROPS):29.1 gal (110.1 L)
Compression ratio:17.3:1
Fuel tank (Optional with cab):50 gal (189.2 L)

Weight

2WD Cab:7735 lbs (3508 kg)
4WD Cab:8287 lbs (3758 kg)
2WD ROPS:6211 lbs (2817 kg)
4WD ROPS:6546 lbs (2969 kg)

Electrical

Ground:negative
Battery volts:12
Charging system:alternator

Hydraulics

Type:open center
Valves:2 to 4
Pressure:3046 psi (210.0 bar)
SCV flow:10 gpm (37.9 lpm)
Total flow:25 gpm (94.6 lpm)

Mechanical

ROPS:Two-post folding ROPS. Cab available with air-conditioning.
Drive:Two- or four-wheel drive
Brakes:Hydraulic wet disc brakes
Steering:Power steering

Production

Type:Utility tractor
Notes:The Challenger MT455 is similar to the Massey Ferguson 4245, 4243, and 4345.
Series:MT400 Series
Built in:England
Years produced:2002 - 2004

Transmission

Options:24-speed power shuttle, 12-speed syncromesh, 12-speed mechanical shuttle

Syncromesh

Type:syncromesh
Gears:12 forward and 4 reverse

Power shuttle

Type:power shuttle
Gears:24 forward and reverse
Clutch:wet disc

Mechanical shuttle

Type:mechanical shuttle
Gears:12 forward and reverse

Tractor hitch

Control:electronic draft control
Rear Type:II
Optional rear lift:6200 lbs (2812 kg)
Rear lift (at 24"/610mm):4100 lbs (1859 kg)

Dimensions & Tires

Width:81 inches (205 cm)
Length:163 inches (414 cm)
Rear tire:18.4R34
Wheelbase:93 inches (236 cm)
Front tire:14.9R34
Height (cab):101 inches (256 cm)
Height (ROPS):104 inches (264 cm)
Height (Folded ROPS):79 inches (200 cm)

Power Take-off (PTO)

Rear PTO:independent
Rear PTO Type:540/1000

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