Challenger MT851

Last Updated: June 2024

Overview

The Challenger MT851 is a powerhouse of agricultural tractors. Manufactured by Challenger, a subsidiary of AGCO, this crawler tractor is easily recognized by its characteristic crawler chassis. The engine is an exceptional MAN D3876 – a turbocharged, liquid-cooled, 6-cylinder inline diesel engine with a displacement of 933.7 ci. This engine, which operates at a rated RPM of 1730, packs a serious punch with a rated power output of 504.2 hp. The tractor possesses a Continuously Variable Transmission (CVT), featuring infinite forward and reverse gears. The tractor’s dimensions are considerable, with a length of 266 inches, a width of 116.1 inches, and a height of 148 inches. The operating weight of the MT851 is approximately 42000 lbs.
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Key Specifications

Category: Agricultural

Power Output: 504.2

Transmission: Continuously-Variable Transmission

Operating Weight: 42000

Fuel Type: Diesel

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Challenger MT851 Tractor Challenger MT851 Tractor Challenger MT851 Tractor Challenger MT851 Tractor Challenger MT851 Tractor Challenger MT851 Tractor

Challenger MT851 vs. Similar Tractors

Power Output
Excellent
Greater than 93% of similar tractors.
Operating Weight
Average
Greater than 66% of similar tractors.

Technical Specifications

Engine

Manufacturer
MAN
Model
D3876
Cooling Type
Liquid
Cylinder Orientation
Inline
Valve Configuration
-
Fuel Type
Diesel
Induction Type
Turbocharged
Cylinders
6
Displacement (ci)
933.7
Bore (in)
5.43
Stroke (in)
6.69
Rated RPM
1730
Power Output (hp)
504.2

Transmission

Type
Continuously-Variable Transmission
Forward Gears
Infinite
Reverse Gears
Infinite
Total Gears
-

Dimensions

Length (in)
266
Width (in)
116.1
Height (in)
148
Operating Weight (lb)
42000

Power Take-Off (PTO)

PTO Type
-
PTO Speed 1 (rpm)
-
PTO Speed 2 (rpm)
-
PTO Speed 3 (rpm)
-

Miscellaneous

Chassis
Crawler
Drive Type
-
Steering Type
-
Coolant Capacity (qts)
-
Front Tire Diameter (in)
-
Front Tire Width (in)
-
Rear Tire Diameter (in)
-
Rear Tire Width (in)
-
Front/Rear Rim Diameter (in)
-
Tire Type
-
Manufacture - End Year
-
Hitch Type
-
Hitch Category
-
Hitch Position
-
Hitch Capacity (lb)
-
Operator Station Type
-
Starter Type
Electric
Brake Type
-
Hydraulic System Type
Closed Center Pressure-Flow Compensated

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