Challenger MT855B

Name: Challenger MT855B
Brand: Challenger

Power

460 hp

Production

2005-2008

Engine

Turbocharged diesel, 6-cylinder 24-valve

Transmission

Cat Powershift

Over 200 HP 2000s

From the same series:

MT845B

MT865B

Introduction

Challenger MT855B: The Unstoppable Crawler Powerhouse

Get ready to witness a titan of the fields! The Challenger MT855B isn't just a tractor; it's a meticulously engineered crawler designed to conquer the most demanding agricultural tasks with unparalleled strength and efficiency. Built by Challenger, a proud part of AGCO, and assembled in Jackson, Minnesota, USA, this machine represents the pinnacle of American agricultural engineering.

Heart of a Beast: The Caterpillar C15 Engine

At the core of the MT855B lies the formidable Caterpillar C15 engine. This liquid-cooled, inline, 6-cylinder, 24-valve turbocharged diesel powerhouse delivers a massive 460 hp (343.0 kW) of gross power. But raw power is nothing without control; the engine boasts a peak torque of 1423 lb-ft (1929.6 Nm) at a low 1300 RPM, ensuring relentless pulling power when you need it most. Meeting Tier III emissions standards, this engine is as responsible as it is robust.

Seamless Power Delivery: Cat Powershift Transmission

Maneuvering this beast is a dream thanks to the Cat Powershift transmission. Featuring a full powershift design, it offers an impressive 16 forward and 4 reverse gears. This wide range allows for precise speed selection, optimizing fuel efficiency and performance whether you're plowing deep or transporting loads across the farm.

Hydraulic Muscle for Every Implement

The MT855B is equipped with a sophisticated closed-center PFC hydraulic system, ready to power your most demanding implements. With a total flow of 43.5 gpm (164.6 lpm) and operating at a robust 2900 psi (200.0 bar), this system, coupled with 4 to 6 rear valves, provides the consistent power and control needed for precision farming and heavy-duty operations.

Built to Last: Robust Chassis and Comfort

This crawler tractor is built for endurance, featuring a substantial wheelbase of 118 inches (299 cm) and weighing in at 41,000 lbs (18,597 kg). The 27.5-inch tracks provide exceptional ground contact and traction, minimizing soil compaction and maximizing stability. Inside, the standard cab offers a comfortable and productive environment, complete with air-conditioning to keep operators fresh during long working days.

Conclusion

"The Challenger MT855B is more than just a tractor; it's a statement of power, reliability, and engineering excellence. If you're looking for a crawler that can handle the toughest jobs with ease and provide lasting value, the MT855B, a proud successor to models like the MT855C and a sibling to the MT845B and MT865B, is an investment you won't regret."

Introduction

Production Information of Challenger, MT855B

The production information of the tractor (MT855B) includes details about its manufacturing.

Agricultural Crawler tractor

Built in Jackson, Minnesota, USA


Manufacturer	Challenger (a part of AGCO)

Dimension and Tires Information of Challenger, MT855B

This section sums up the dimension and tires information of the tractor.

No data available

Engine Specifications of Challenger, MT855B

Get the specifications for the engine and if different options are available.

Caterpillar C15

Liquid-cooled inline

6-cylinder 24-valve

Turbocharged diesel


Power (gross)	460 hp [343.0 kW]
Rated RPM	2100
Displacement	928 ci [15.2 L]
Bore/Stroke	5.402x6.752 inches [137 x 172 mm]
Emissions	Tier III
Compression	16.5:1
Air cleaner	Dual paper elements
Starter volts	12
Torque RPM	1300
Torque	1423 lb-ft [1929.6 Nm]

Transmission Information of Challenger, MT855BY

Discover all variants of transmission available for this tractor model.

Transmission variants 1


Transmission	Cat Powershift
Type	Full power shift
Gears	16 forward and 4 reverse

Mechanical Specs of Challenger, MT855BY

This section summarizes all mechanical information such as the brake system and other specifications.

Hydraulic wet disc brakes

Cab standard with air-conditioning.


Drive	Crawler

Power Information of Challenger, MT855BY

Discover the power specifications and options available for this tractor model but also PTO (Power Take-off) information.


Rear PTO	Independent
Rear PTO Type	1000 (1.75)

Hydraulics Specifications of Challenger, MT855B

Hydraulic system type, pressure, pump flow and valves.


Type	Closed center PFC
	59 gpmOptOptional [223.3 lpm]
Total flow	43.5 gpm [164.6 lpm]
Pressure	2900 psi [200.0 bar]
Rear valves	4 to 6

Three-Point Hitch of Challenger, MT855B

Hitch category and rear/front lift capacity.


Rear Type	III/IVN
Rear lift	19,500 lbs [8845 kg]

Electrical System of Challenger, MT855B

Battery voltage, charging system and ground.


Ground	Negative
Battery volts	12
Battery CCA	1000
Charging amps	185
Batteries	4

Frequently asked questions

How much horsepower does the Challenger MT855B have?

The Challenger MT855B delivers 460 HP.

What years was the Challenger MT855B produced?

The Challenger MT855B was produced in 2005-2008.

What engine does the Challenger MT855B have?

The Challenger MT855B is powered by a Turbocharged diesel, 6-cylinder 24-valve engine.

What transmission does the Challenger MT855B use?

The Challenger MT855B uses a Cat Powershift transmission.

More Challenger models

MT955B460 HP · 2007 - 2009 MT845E450 HP · 2014 - 2020 MT855450 HP · 2002 - 2004 MT855C475 HP · 2009 - 2013 MT955C475 HP · 2009 - 2014 1046476 HP · 2017 - 2020 1046476 HP · 2017 - 2021 MT845C440 HP · 2009 - 2013

View all 164 Challenger models →

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