Challenger MT555B

The Challenger MT555B is a tractor produced by Challenger. It is equipped with a 365.2 ci 6.0 L engine. The listed engine power is Diesel (listed): 153 hp / 114.1 kW. Transmission: AutoPower IV. Operating weight: 14028 to 15060 pounds.

Engine Power

Diesel (listed): 153 hp / 114.1 kW

Fuel & Capacities

100 gal 378.5 L

Transmission

AutoPower IV

Operating Weight

14028 to 15060 pounds

Overview

	2004 - 2011 Model year 2004-20072007-2011 MT500B SeriesRow-Crop tractor MT500B Series Row-Crop tractor

Production
Manufacturer	Challenger (a part of AGCO)
Row-Crop tractor
Built in Beauvais, France
During official OECD testing the Challenger 555B with CVT was unable to meet the advertised 3-point lift of 13,700 pounds.

Variants
6485	similar Massey Ferguson model
7485	similar Massey Ferguson model

Challenger MT555B Engine
Caterpillar 6.0L 6-cyl diesel
Engine details ...

Challenger MT555B Power
Engine	153 hp 114.1 kW
PTO (claimed)	130 hp 96.9 kW
Drawbar (tested)	116.5 hp 86.9 kW
PTO (tested)	141.2 hp 105.3 kW
Performance test details ...

Mechanical
Two- or four-wheel drive
Final drives	inboard planetary
Differential lock	electro-hydraulic front and rear
Power steering
Hydraulic wet disc brakes
Trailer brakes	hydraulic OptOptional
Cab standard with heat and A/C. Optional pneumatic cab suspension and automatic climate control.

Capacity
Fuel	100 gal 378.5 L
Hydraulic system	18.5 gal (AutoPower) 70.0 L
	26.4 gal (CVT) 99.9 L

Hydraulics
Type	closed center PFC
Capacity	18.5 gal (AutoPower) 70.0 L
	26.4 gal (CVT) 99.9 L
Pressure	2900 psi 200.0 bar
Valves	4
Total flow	29 gpm 109.8 lpm

Tractor hitch
Rear Type	II/III
Rear lift (at 24"/610mm)	14,700 lbs 6667 kg
	13,700 lbs (CVT) 6214 kg
Front Hitch	optional
Front lift (at ends)	5,500 lbs 2494 kg
	7700 lbs (optional) 3492 kg

Power Take-off (PTO)
Rear PTO	independent
Clutch	electro-hydraulic wet disc
Rear PTO Type	540/1000
	540/540E/1000 OptOptional
Engine RPM	540@1890
	540E@1523
	1000@2000

Dimensions & Tires
2WD Wheelbase	121.4 inches 308 cm
4WD Wheelbase	118.7 inches 301 cm
Weight	14028 to 15060 pounds
Front tire	420/90R30
Rear tire	520/85R42
Full dimensions and tires ...

Electrical
Ground	negative
Charging system	alternator
Charging amps	120
Batteries	2
Battery CCA	420
Battery volts	12

References

Challenger MT500B AutoPower IV Product Information Guide published in 2004, by AGCO
Challenger MT500B Series published in 2005, by AGCO
Challenger MT500B TECHstar CVT Product Information Guide published in 2004, by AGCO

Engine

Engine Detail — 365.2 ci / 6.0 L Diesel

Manufacturer	Caterpillar 3056C
Configuration	turbocharged diesel, 6-cylinder, liquid-cooled vertical inline
Displacement	365.2 ci 6.0 L
Bore/Stroke	3.937x5.00 inches 100 x 127 mm
Emissions	Tier II
Power	153 hp 114.1 kW
Cooling system	viscous fan
Air cleaner	dual paper elements
Compression	17.5:1
Rated RPM	2200
Idle RPM	800-2350
Starter volts	12
Oil capacity	20 qts 18.9 L
Coolant capacity	29.6 qts 28.0 L

Transmission

Transmission options
continuously variable transmission
32-speed partial power shift

Transmission — TechStar CVT

Transmission	TechStar CVT
Type	continuously variable transmission
Gears	infinite forward and reverse (two-range)
Oil capacity	61.2 qts 57.9 L

Transmission — AutoPower IV

Transmission	AutoPower IV
Type	partial power shift
Gears	32 forward and reverse
Clutch	hydraulic wet disc
Oil capacity	61.2 qts 57.9 L
Four synchronized gears (1-4) in two synchronized ranges (low/high) with a four-speed (A-D) power shift on the left-hand power shuttle lever.
With 20.8R38 rear tires.

Dimensions

Challenger MT555B Tires
Ag front	420/90R30 (4WD)
	10.00-16 (2WD)
Ag rear	520/85R42
Ag front	380/85R30
Ag rear	480/80R42

Dimensions
2WD Wheelbase	121.4 inches 308 cm
4WD Wheelbase	118.7 inches 301 cm
Length	182.3 inches 463 cm
Width	81.1 inches 205 cm
Height (cab)	117.1 inches 297 cm
Clearance (drawbar)	15.4 inches 39 cm
Bar rear axle	3.74 by 118 inches 94 by 2997 mm
Bar rear axle	3.74 by 98 inches 94 by 2489 mm
2WD Front tread	64.1 to 83 inches 162 to 210 cm
4WD Front tread	61.2 to 89.2 inches 155 to 226 cm
Rear tread	59.2 to 120.5 inches 150 to 306 cm
Rear tread	59.2 to 95.2 inches 150 to 241 cm (short bar)

Challenger MT555B Weight
Shipping	14,028 lbs (2WD) 6363 kg
	14,528 lbs (4WD) 6589 kg
	15,060 lbs (CVT 4WD) 6831 kg
Ballasted	17,945 lbs 8139 kg
Max Drawbar	4046 lbs 1835 kg
2WD Max front axle	5203 lbs 2360 kg
4WD Max front axle	10141 lbs 4599 kg
Max rear axle	16314 lbs 7400 kg

Tests

Tractor Tests
OECD 2306: diesel AutoPower IV 4WD
OECD 2333: diesel CVT 4WD

OCED Tractor Test 2306
Diesel AutoPower IV 4WD September 2005 - October 2005, Link: OCED Tractor Test 2306 file
PTO performance
Max power	141.2 hp 105.3 kW
Fuel use	8.5 gal/hour 32.2 l/hour
Power at rated engine speed	133.8 hp 99.8 kW
Fuel use	8.8 gal/hour 33.3 l/hour
Power at rated PTO speed	139.7 hp 104.2 kW
Fuel use	8.5 gal/hour 32.2 l/hour
Drawbar performance
Max power	116.5 hp 86.9 kW
Fuel use	9.6 gal/hour 36.3 l/hour
Gear 3TD used for power test.
Max pull	12,700 lbs 5760 kg
Gear 2TA used for pull test.

OCED Tractor Test 2333
Diesel CVT 4WD April 2005 - 2005, Link: OCED Tractor Test 2333 file
PTO performance
Max power	141.2 hp 105.3 kW
Fuel use	8.7 gal/hour 32.9 l/hour
Power at rated engine speed	131.9 hp 98.4 kW
Fuel use	8.9 gal/hour 33.7 l/hour
Power at rated PTO speed	140.0 hp 104.4 kW
Fuel use	8.9 gal/hour 33.7 l/hour
Drawbar performance
Max power	112.8 hp 84.1 kW
Fuel use	9.4 gal/hour 35.6 l/hour
Pull at 7.7 KPH
Max pull	14,455 lbs 6556 kg
Pull at 4.2 KPH

Photos

Challenger MT555B tractor photo

Recommended Implements & Sizing Guide

Engineering recommendations for Challenger MT555B based on its 153 HP power envelope and ASAE agricultural standards.

Implement & Operation	Recommended Size	Workload Rating	Engineering Notes
Moldboard PlowPrimary Tillage	5 to 7 Bottom (18")5 - 7 铧 (45 cm)	Commercial / Field Scale	Large acreage tillage; requires front ballast weights.
Rotary Cutter / MowerMowing & Clearing	15 to 20 ft Batwing4.6 - 6.1 m 宽幅折叠翼	Commercial / Field Scale	Large commercial field and roadside mowing operations.
Rotary TillerSeedbed Prep	90 to 120 in Heavy Duty230 - 300 cm 重型旋耕机	Commercial / Field Scale	Deep intensive seedbed preparation for commercial row crops.
Disc HarrowSecondary Tillage	15 to 22 ft Folding Disc4.5 - 6.7 m 折叠式圆盘耙	Commercial / Field Scale	Wide commercial field leveling; requires hydraulic remotes.
Hay BalerHay & Forage	Large Square Baler (3x4 or 4x4)大方捆商用打捆机 (1.2x1.2 m)	Commercial / Field Scale	High-capacity commercial forage harvesting (1000 RPM PTO).

Sizing & Soil Condition NoteActual implement sizing varies depending on local soil conditions (heavy clay vs sandy loam), field slope, and operating speed. Heavy tillage implements may require front ballast weights and wheel weights.

Fluids, Capacities & Working Autonomy

Standard fluid requirements, service intervals, and continuous runtime estimates for Challenger MT555B.

Estimated Continuous Field Runtime: 12.6 hrs

Approximately 12.6 hours of continuous field operation at ~75% rated power on a full tank (100 gal / 378.5 L).

Estimated 75% Load Fuel Burn~8 gal/hr (30.1 L/hr)

Engine Crankcase Oil

SAE 15W-40 (Heavy Duty Diesel)

Standard Spec: API CK-4 / CJ-4 Heavy Duty

Service Interval: 150 – 250 Hours

Transmission & Hydraulic System

UTTO (Universal Tractor Transmission Oil)

Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)

Service Interval: 600 – 1000 Hours

Engine Cooling System

50/50 Ethylene Glycol Pre-mix

Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze

Service Interval: 2 Years / 1500 Hours