EngineAGCO Power 8.4L 6-cyl diesel
Transmissioncontinuously variable transmission
SeriesMT600D Series

The Challenger MT665D tractor is powered by a AGCO Power 8.4L 6-cyl diesel engine. It has a continuously variable transmission transmission.

Engine

The engine is a 6-cylinder liquid-cooled AGCO Power turbocharged air-to-air intercooled diesel with a displacement of 513.8ci / 8.4L. It has a bore/stroke of 4.370x5.709inches / 111x 145 mm and a compression ratio of 16.7:1. The engine is rated at 290hp / 216.3kW with a maximum power of 320hp / 238.6kW. It uses an electronic high-pressure common rail fuel system with thermostart pre-heating. The engine is started electrically with a 12-volt starter.

Transmission

The transmission is a continuously variable transmission (CVT) system. Unfortunately, no further details were provided in the .

Brakes

The brakes are hydraulic wet disc brakes. The tractor has four-wheel drive and a differential lock that is electro-hydraulic. The final drive is an inboard planetary system. The steering is hydrostatic power. The trailer brake is pneumatic (optional)/hydraulic (optional). The emission control system is selective catalytic reduction (SCR) and the emission standard is Interim Tier IV.

Steering

The steering is powered by a hydrostatic power system. Unfortunately, no further details were provided in the .

Common Problems

Users have reported issues with the hydraulic system, specifically with the OptiRide Plus hydraulic suspension. Some users have also reported problems with the AGCOMMAND system. Additionally, some users have reported issues with the cab air-conditioning system. Finally, some users have reported issues with the four-wheel drive system.

What Users Like

Users appreciate the standard tire setup, which includes 480/70R34 tires in the front and 520/85R46 tires in the rear. This tire setup provides excellent traction and stability, making it ideal for a variety of farming applications.

Challenger MT665D Technical Specifications

Engine Detail

DescriptionAGCO Power turbocharged air-to-air intercooled diesel 6-cylinder liquid-cooled
Displacemen513.8ci / 8.4L
Bore/strok4.370x5.709inches / 111x 145 mm
EmissionInterim Tier IV
Emission Controselective catalytic reduction (SCR)
Power (gross290hp / 216.3kW
Maximum Powe320hp / 238.6kW
Fuel Systeelectronic high-pressure common rail
Pre-heatinthermostart
Compressio16.7:1
Rated Rp2100
Starteelectric
Starter Volt12

Engine

DescriptionAGCO Power 8.4L 6-cyl diesel

Transmission

Descriptioncontinuously variable transmission

Mechanical

DescriptionFour-wheel drive Hydraulic wet disc brakes Cab standard with air-conditioning and OptiRide Plus hydraulic suspension AGCO System 150 (optional); AGCOMMAND (optional)
Final Driveinboard planetary
Differential Locelectro-hydraulic
Steerinhydrostatic power
Trailer Brakepneumatic (optional)/hydraulic (optional)

Tires

Standard Tires (agFront: 480/70R34. Rear: 520/85R46

Dimensions And Tires

Wheelbas122inches / 309cm
Weigh24250lbs / 10999kg
Front Tir480/70R34
Rear Tir520/85R46

Capacity

Fue167gal / 632.1L
Exhaust Fluid (def16gal / 60.6L
Hydraulic Syste29.1gal / 110.1L

Hydraulics

Typclosed center load sensing (CCLS)
Capacit29.1gal / 110.1L
Pressur2900psi / 200.0bar
Valve4 to 6
Scv Flo26.4gpm / 99.9lpm
Total Flo46gpm / 174.1lpm

Tractor Hitch

Rear TypIII
Rear Lif22760lbs / 10323kg
Front HitcIII (optional)
Front Lift (at Ends11000lbs / 4989kg
DrawbaCat. 3/Cat. 3 Heavy-Duty (optional)/Cat. 4 (optional)

Electrical

Grounnegative
Charging Systealternator
Charging Amp240
Batterie2
Battery Volt12

Power Take Off Pto

Rear Ptindependent
Clutcelectro-hydraulic
Rear Rp1000 / 1000E (1.75)/540E/1000 / 1000E (optional)
Engine Rp540E@1577 / 1000E@1605 / 1000@1970

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