Challenger MT555E

The Challenger MT555E is a tractor produced by Challenger. It is equipped with a 402 ci 6.6 L engine. The listed engine power is Diesel (gross): 170 hp / 126.8 kW. Transmission: TechStar.

Engine Power

Diesel (gross): 170 hp / 126.8 kW

Fuel & Capacities

114 gal 431.5 L

Transmission

TechStar

Overview

	2015 - 2020 MT500E SeriesRow-Crop tractor MT500E Series Row-Crop tractor

Production
Manufacturer	Challenger (a part of AGCO)
Row-Crop tractor
Built in Jackson, Minnesota, USA

Variants
7719	similar Massey Ferguson model

Challenger MT555E Engine
AGCO Power 6.6L 6-cyl diesel
Engine details ...

Challenger MT555E Power
Engine (gross)	170 hp 126.8 kW
Engine (max)	210 hp 156.6 kW
PTO (claimed)	145 hp 108.1 kW
Drawbar (tested)	131.7 hp 98.2 kW
PTO (tested)	184.7 hp 137.7 kW
Performance test details ...

Mechanical
Four-wheel drive
Differential lock	electro-hydraulic front and rear
Power steering
Hydraulic wet disc brakes
Cab standard with air-conditioning. Auto-Guide 3000

Capacity
Fuel	114 gal 431.5 L
Exhaust fluid (DEF)	11 gal 41.6 L
Hydraulic system	26.4 gal 99.9 L

Hydraulics
Type	closed-center load sensing
Capacity	26.4 gal 99.9 L
Pressure	2900 psi 200.0 bar
Valves	4
SCV flow	26.4 gpm 99.9 lpm
Total flow	29 gpm 109.8 lpm
	39 gpm*Optional with AutoPower VI 147.6 lpm
	50 gpm*Optional with CVT 189.2 lpm

Tractor hitch
Rear Type	III/IIIN
Rear lift (at ends)	13500 lbs 6123 kg
	16700 lbs*Lift capacity with CVT transmission. 7575 kg
Front Hitch	IIIN OptOptional
Front lift (at ends)	7954 lbs 3607 kg

Power Take-off (PTO)
Rear PTO	independent
Rear PTO Type	540/540E/1000
	540E/1000E/1000 OptOptional
	540/540E/1000/1000E *With CVT transmission.

Dimensions & Tires
Wheelbase	117 inches 297 cm
Full dimensions and tires ...

Electrical
Ground	negative
Charging system	alternator
Battery volts	12

References

MT500E Series Tractors published in 2015, by AGCO

Engine

Engine Detail — 402 ci / 6.6 L Diesel

Manufacturer	AGCO Power
Configuration	turbocharged intercooled diesel, 6-cylinder, liquid-cooled
Displacement	402 ci 6.6 L
Bore/Stroke	4.252x4.724 inches 108 x 120 mm
Emissions	Tier IV
Emission control	selective catalytic reduction (SCR)
Rated Power (gross)	170 hp 126.8 kW
Maximum Power (gross)	210 hp 156.6 kW
Air cleaner	dry element
Compression	17.4:1
Rated RPM	2100
Starter	electric
Starter volts	12

Transmission

Transmission options
24-speed six-speed power shift
continuously-variable transmission (CVT)

Transmission — AutoPower VI

Transmission	AutoPower VI
Type	six-speed power shift
Gears	24 forward and reverse

Transmission — TechStar

Transmission	TechStar
Type	continuously-variable transmission (CVT)
Gears	infinite forward and reverse

Dimensions

Challenger MT555E Tires

Dimensions
Wheelbase	117 inches 297 cm

Tests

Tractor Tests
OECD 2948: diesel CVT 4WD
OECD 2946: diesel AutoPower VI 4WD

OCED Tractor Test 2948
Diesel CVT 4WD 2/2016 Link: OCED Tractor Test 2948 file
PTO performance
Max power	184.7 hp 137.7 kW
Fuel use	9.8 gal/hour 37.1 l/hour
Power at rated engine speed	161.1 hp 120.1 kW
Fuel use	9.1 gal/hour 34.4 l/hour
Power at rated PTO speed	181.3 hp 135.2 kW
Fuel use	9.8 gal/hour 37.1 l/hour
Drawbar performance
Max power	129.5 hp 96.6 kW
Fuel use	9.4 gal/hour 35.6 l/hour
Pull at 7.71KPH
Max pull	16095 lbs 7300 kg
Pull at 2.71KPH

OCED Tractor Test 2946
Diesel AutoPower VI 4WD February 2016 - March 2016, Link: OCED Tractor Test 2946 file
PTO performance
Max power	177.6 hp 132.4 kW
Fuel use	9.4 gal/hour 35.6 l/hour
Power at rated engine speed	151.8 hp 113.2 kW
Fuel use	8.7 gal/hour 32.9 l/hour
Power at rated PTO speed	170.3 hp 127.0 kW
Fuel use	9.4 gal/hour 35.6 l/hour
Drawbar performance
Max power	131.7 hp 98.2 kW
Fuel use	8.8 gal/hour 33.3 l/hour
Gear 3A used for power test.
Max pull	15825 lbs 7178 kg
Gear 1E used for pull test.

Photos

Challenger MT555E tractor photo

Recommended Implements & Sizing Guide

Engineering recommendations for Challenger MT555E based on its 170 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 MT555E.

Estimated Continuous Field Runtime: 12.9 hrs

Approximately 12.9 hours of continuous field operation at ~75% rated power on a full tank (114 gal / 431.5 L).

Estimated 75% Load Fuel Burn~8.8 gal/hr (33.5 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