Challenger MT851

Production: 2021

Production
Manufacturer:	Challenger (a part of AGCO)
Type:	Agricultural Crawler tractor

Challenger MT851 Power
Engine (gross):	504.2 hp 376.0 kW

Mechanical
Chassis:	crawler
Cab:	Cab standard with air-conditioning.
Transmission:	continuously-variable transmission

Hydraulics
Type:	closed center pressure-flow compensated
Pressure:	2900 psi 200.0 bar
Rear valves:	4 to 8
Pump flow:	58.1 gpm 219.9 lpm
116.2 gpm 439.8 lpm *Optional

Power Take-off (PTO)
Rear PTO:	independent
Rear RPM:	1000/1000E

Electrical
Ground:	negative
Charging system:	alternator
Charging amps:	325
Batteries:	3
Battery volts:	12

Engine Detail
MAN D3876
turbocharged diesel
6-cylinder
liquid-cooled inline
Displacement:	933.7 ci 15.3 L
Bore/Stroke:	5.43x6.69 inches 138 x 170 mm
Rated Power (ECE R120):	504.2 hp 376.0 kW
Rated RPM:	1730
Torque:	1844 lb-ft 2500.5 Nm
Torque RPM:	1450
Starter:	electric
Starter volts:	24
Oil change:	500 h

Transmission
Transmission:	Accu-VT
Type:	continuously-variable transmission
Gears:	infinite forward and reverse

Dimensions
Wheelbase:	118 inches 299 cm
Length:	266 inches 675 cm
Width:	116.1 inches 294 cm *Minimum width
Height:	148 inches 375 cm
Weight:	42000 lbs 19051 kg
Max weight:	59000 lbs 26762 kg
Ground clearance:	14.1 inches 35 cm
Gauge:	88 to 128 inches 223 to 325 cm