Challenger

MT555B

Farm tractor · 2004–2011 · 153 hp

The Challenger MT555B is a farm tractor manufactured from 2004 to 2011. It features a Caterpillar 3056C engine, and power steering. The transmission is a continuously variable transmission type with infinite forward and reverse (two-range).

Engine

EngineCaterpillar 3056C
Fuel Typediesel
Cylinders6
Coolingliquid-cooled vertical inline
Turbocharger Statusturbocharged diesel
Displacement365.2 ci (6 L)
Bore3.94 in (100 mm)
Stroke5 in (127 mm)
Compression Ratio17.5
Power Gross153 hp (114.1 kW)
Power Rated153 hp (114.1 kW)
Power PTO131.9 hp (98.4 kW)
Power Drawbar116.5 hp (86.9 kW)
Air Cleanerdual paper elements
Starter Volts12
Oil Capacity20 qts (18.9 L)
Coolant Capacity29.6 qts (28 L)
ManufacturerCaterpillar
Rated2,200 RPM
Idle800-2350 RPM
EmissionsTier II

Transmission

Transmission Typecontinuously variable transmission
Transmission ModelTechStar CVT
Gearsinfinite forward and reverse (two-range)
Oil Capacity61.2 qts (57.9 L)
Available Optionscontinuously variable transmission, 32-speed partial power shift

Hydraulics

Typeclosed center PFC
Pressure2,900 psi (200 bar)
Valves4
Total Flow29 gpm (109.8 lpm)
System Capacity18.5 gal (70 L)

Dimensions

Length182.3 in (463 cm)
Width81.1 in (205 cm)
Height Cab117.1 in (297 cm)
Wheelbase118.7 in (301 cm)
Front Tread61.2 in (155 cm)
Rear Tread59.2 in (150 cm)
Max Drawbar4,046 lbs (1,835 kg)

Weight

Shipping15,060 lbs (6,831 kg)
Ballasted17,945 lbs (8,139 kg)

Tires & Tracks

Front Ag420/90R30
Rear Ag520/85R42, 480/80R42

Fuel

Capacity100 gal (378.5 L)

Steering

Typepower

Cab

Cabstandard with heat and A/C. Optional pneumatic cab suspension and automatic climate control

Compatible Implements

ModelTypeWidthMin HP
Land Pride BB4596drag_scraper95"70 hp
Land Pride BB4510drag_scraper120"70 hp
Land Pride BB4512drag_scraper144"70 hp

Checked: 3-point hitch category, PTO horsepower. Not checked: PTO speed (540/1000), hydraulic flow, 3-point lift capacity, rear remotes, ballast.

These implements meet this tractor's hitch and PTO-HP requirements — this is not a full compatibility guarantee. Confirm the remaining specs with your dealer before purchasing.

Nebraska Tests

NTTLTest #2333
April - June, 2005 Operator sound level - December 19, 2006

Nebraska Tractor Test

PTO Power
131.9HP
Drawbar
112.4HP
Hydraulics
37.4HP