Challenger MT845E

The Challenger MT845E is a tractor produced by Challenger. It is equipped with a 1027.5 ci 16.8 L engine. The rated power output is 450 hp 335.6 kW. Transmission: Caterpillar. Drive type: crawler. Operating weight: 42596 lbs 19321 kg.

Overview

	2014 - 2020 MT800E SeriesAgricultural Crawler tractor
2014 - 2020
MT800E Series
Agricultural Crawler tractor

Production
Manufacturer	Challenger (a part of AGCO)
Agricultural Crawler tractor
Built in Jackson, Minnesota, USA

Challenger MT845E Engine
AGCO Power 16.8L 12-cyl diesel
Fuel tank	330 gal 1249.0 L
Exhaust fluid (DEF)	30.5 gal 115.4 L
Engine details ...

Challenger MT845E Transmission
16-speed full power shift
Transmission details ...

Challenger MT845E Power
Engine (gross)	450 hp 335.6 kW
PTO (claimed)	365 hp 272.2 kW
Drawbar (tested)	324.23 hp 241.8 kW
PTO (tested)	421.56 hp 314.4 kW
Performance test details ...

Mechanical
Drive	crawler
Steering	power differential
Cab standard with air-conditioning.

Hydraulics
Type	closed center pressure flow compensated
Pressure	2900 psi 200.0 bar
Valves	4 to 6
Pump flow	58.1 gpm 219.9 lpm
	85 gpm (optional) 321.7 lpm
SCV flow	26.4 gpm 99.9 lpm
	36 gpm (optional) 136.3 lpm

Tractor hitch
Rear lift	19500 lbs 8845 kg
Drawbar	Cat. 4
	Cat. 5

Power Take-off (PTO)
Rear PTO	independent
Clutch	electronic
Rear PTO Type	1000 (1.75)

Dimensions & Tracks
Weight	42596 lbs 19321 kg
18-inch tracks
Full dimensions and tracks ...

Electrical
Ground	negative
Charging system	alternator
Charging amps	300 (2x 150)
Batteries	4
Battery CCA	1000
Battery volts	12

References
MT700E & MT800E Series Challenger Track Tractors published in 2015, by AGCO
Challenger MT800E Series Tractors published in 2013, by AGCO
MT800E Series Tractors published in 2017, by AGCO
Challenger X-Edition published in 2015, by AGCO

Engine

Engine Detail — 1027.5 ci / 16.8 L Diesel

Manufacturer	AGCO Power
Configuration	turbocharged diesel, 12-cylinder 48-valve, liquid-cooled
Displacement	1027.5 ci 16.8 L
Bore/Stroke	4.370x5.709 inches 111 x 145 mm
Emissions	Tier IV
Emission control	selective catalytic reduction (SCR)
Power (gross)	450 hp 335.6 kW
Maximum Power	486 hp 362.4 kW
Rated RPM	2100
Torque	1604 lb-ft 2175.0 Nm
Torque RPM	1500
Starter	electric
Starter volts	12

Transmission

Transmission — Caterpillar

Transmission	Caterpillar
Type	full power shift
Gears	16 forward and 4 reverse
Clutch	hydraulic wet disc

Dimensions

Challenger MT845E Tracks
Width	18 inches 45 cm
Width	27.5 inches 69 cm
Width	30 inches 76 cm
Width	36 inches 91 cm

Dimensions
Front axle	Bar
Bar rear axle
Gauge	90 to 128 inches 228 to 325 cm

Challenger MT845E Weight
Shipping	42596 lbs 19321 kg
Max capacity	55913 lbs 25362 kg
Max Drawbar	10000 lbs (Cat. 4) 4536 kg
	12500 lbs (Cat. 5) 5670 kg

Tests

OCED Tractor Test 2166
Diesel 16-speed crawler November 2 - 7, 2016 Link: OCED Tractor Test 2166 file
PTO performance
Max power	421.56 hp 314.4 kW
Fuel use	24.9 gal/hour 94.2 l/hour
Power at rated engine speed	369.66 hp 275.7 kW
Fuel use	23.8 gal/hour 90.1 l/hour
Power at rated PTO speed	421.56 hp 314.4 kW
Fuel use	24.9 gal/hour 94.2 l/hour
Drawbar performance
Max power	324.23 hp 241.8 kW
Fuel use	23.8 gal/hour 90.1 l/hour
Gear 6 used for power test.
Max pull	45177 lbs 20492 kg
Gear 3 used for pull test.

Photos

Challenger MT845E tractor photo