Challenger MT685E

The Challenger MT685E is a tractor produced by Challenger. It is equipped with a 512.6 ci 8.4 L engine. The rated power output is 340 hp 253.5 kW. Transmission: Techstar CVT. Operating weight: 23810 lbs 10800 kg.

Overview

	2014 - 2020 MT600E SeriesRow-Crop tractor
2014 - 2020
MT600E Series
Row-Crop tractor

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

Variants
8737	similar Massey Ferguson model

Challenger MT685E Engine
AGCO POWER 8.4L 6-cyl diesel
Fuel tank	166 gal 628.3 L
Exhaust fluid (DEF)	15.8 gal 59.8 L
Engine details ...

Challenger MT685E Transmission
continuously variable transmission (CVT)
Transmission details ...

Challenger MT685E Power
Engine	340 hp 253.5 kW
PTO (claimed)	290 hp 216.3 kW
Drawbar (tested)	269.8 hp 201.2 kW
PTO (tested)	326.4 hp 243.4 kW
Performance test details ...

Mechanical
Four-wheel drive
Differential lock	electro-hydraulic
Steering	hydrostatic power
Hydraulic wet disc brakes
Cab standard with air-conditioning. Optional OptiRide Plus hydraulic cab suspension. AgCommand ready; AUTO-GUIDE 3000

Hydraulics
Type	closed center load sensing (CCLS)
Pressure	2900 psi 200.0 bar
Valves	4 to 6
Pump flow	54 gpm 204.4 lpm

Tractor hitch
Rear Type	III/IVN
Rear lift (at ends)	26455 lbs 11999 kg
Drawbar	Cat. 3
	Cat 3 Heavy Duty (optional)
	Cat 4 (optional)

Power Take-off (PTO)
Rear PTO	independent
Rear PTO Type	1000/1000E (1.75)

Dimensions & Tires
Wheelbase	122 inches 309 cm
Weight	23810 lbs 10800 kg
Full dimensions and tires ...

Electrical
Ground	negative
Charging system	alternator
Charging amps	240 (twin 120A)
Charging volts	12
Battery volts	12

References
MT600E Series - An MVP on Any Field published in 2014, by AGCO
MT600E Series published in 2017, by AGCO

Engine

Engine Detail — 512.6 ci / 8.4 L Diesel

Manufacturer	AGCO POWER
Configuration	turbocharged with air-to-air intercooler diesel, 6-cylinder 24-valve, liquid-cooled
Displacement	512.6 ci 8.4 L
Bore/Stroke	4.37x5.71 inches 111 x 145 mm
Emissions	Tier IV
Emission control	selective catalytic reduction (SCR)
Power	340 hp 253.5 kW
Maximum Power	370 hp 275.9 kW
Rated RPM	2100
Starter	electric
Starter volts	12

Transmission

Transmission — Techstar CVT

Transmission	Techstar CVT
Type	continuously variable transmission (CVT)
Gears	infinite forward and reverse (2-range)

Dimensions

Challenger MT685E Tires

Dimensions
Wheelbase	122 inches 309 cm
Length	218.6 inches 555 cm
Height (cab)	141 inches 358 cm
Shipping weight	23810 lbs 10800 kg
Bar rear axle	4.33 by 105 inches 109 by 2667 mm
Bar rear axle	4.33 by 118 inches 109 by 2997 mm

Tests

OCED Tractor Test 2910
Diesel TechStar CVT 4WD January 2015 - April 2015, Link: OCED Tractor Test 2910 file
PTO performance
Max power	326.4 hp 243.4 kW
Fuel use	17.5 gal/hour 66.2 l/hour
Power at rated engine speed	304.8 hp 227.3 kW
Fuel use	17.4 gal/hour 65.9 l/hour
Power at rated PTO speed	314.7 hp 234.7 kW
Fuel use	17.5 gal/hour 66.2 l/hour
Drawbar performance
Max power	269.8 hp 201.2 kW
Fuel use	17.4 gal/hour 65.9 l/hour
Pull at 10.39KPH
Max pull	21875 lbs 9922 kg
Pull at 2.55KPH

Photos

Challenger MT685E tractor photo