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Challenger MT655D Specs ( 2011-2013 )

Name: Challenger MT655D
Brand: Challenger

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Nebraska Test #S873

Challenger MT655D

Max Drawbar HP 228.2 hp

Max Pull 23,855 lbs

Max Torque 892 lb-ft

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Overview

The Challenger MT655D is a 4WD row-crop tractor produced in Jackson, Minnesota, between 2011 and 2013. It is powered by an 8.4L AGCO Power 6-cylinder diesel engine and equipped with a Techstar continuously variable transmission. Notable specifications include a shipping weight of 24,250 lbs and a closed center load sensing hydraulic system providing a total flow of 46 gpm.

Ideal Applications

Tested Power and Traction: According to Nebraska Tractor Test data, this model achieved a maximum tested PTO output of 276.7 hp and a maximum drawbar pull of 23,855 lbs.

Hitch and Lift Specifications: The tractor features a Category III rear hitch with a lift capacity of 22,760 lbs and an optional Category III front hitch rated for 11,000 lbs.

Engine and Emission Configuration: The 8.4L turbocharged diesel engine uses selective catalytic reduction to meet Interim Tier IV emissions standards and is supported by a 167-gallon fuel tank and a 16-gallon DEF tank.

Production

Description	Row-Crop tractor / Built in Jackson, Minnesota, USA / Original price was $279,539 in 2013
Manufacturer	Challenger (a part of AGCO)

Engine

Engine type	AGCO Power 8.4L 6-cyl diesel
Bore/Stroke	4.370x5.709 inches (111 x 145 mm)
Compression	16.7:1
Description	AGCO Power / turbocharged air-to-air intercooled diesel / 6-cylinder / liquid-cooled
Displacement	513.8 ci (8.4 L)
Emission control	selective catalytic reduction (SCR)
Emissions	Interim Tier IV
Fuel system	electronic high-pressure common rail
Maximum Power	295 hp (220.0 kW)
Power (gross)	265 hp (197.6 kW)
Pre-heating	thermostart
Rated RPM	2100
Starter	electric
Starter volts	12
Drawbar (tested)	192.2 hp (143.3 kW)
Engine (gross)	265 hp (197.6 kW)
PTO (claimed)	225 hp (167.8 kW)
PTO (tested)	276.7 hp (206.3 kW)

Transmission

Description	continuously variable transmission
Gears	infinite forward and reverse
Transmission	Techstar CVT
Type	continuously variable transmission

Mechanical

Cab	Cab standard with air-conditioning and OptiRide Plus hydraulic suspension AGCO System 150 (optional); AGCOMMAND (optional)
Description	Hydraulic wet disc brakes
Differential lock	electro-hydraulic
Drive type	Four-wheel drive
Final drives	inboard planetary
Steering	hydrostatic power
Trailer brakes	pneumatic (optional)

Capacity

Exhaust fluid (DEF)	16 gal (60.6 L)
Fuel	167 gal (632.1 L)
Hydraulic system	29.1 gal (110.1 L)

Hydraulics

Capacity	29.1 gal (110.1 L)
Pressure	2900 psi (200.0 bar)
SCV flow	26.4 gpm (99.9 lpm)
Total flow	46 gpm (174.1 lpm)
Type	closed center load sensing (CCLS)
Valves	4 to 6

Hitch

Drawbar	Cat. 3
Front Hitch	III (optional)
Front lift (at ends)	11000 lbs (4989 kg)
Rear lift	22760 lbs (10323 kg)
Rear Type	III

PTO

Clutch	electro-hydraulic
Engine RPM	540E@1577
Rear PTO	independent
Rear PTO Type	1000/1000E (1.75)

Electrical

Batteries	2
Battery volts	12
Charging amps	240
Charging system	alternator
Ground	negative

Dimensions & Tires

Standard tires (ag)	Front: 480/70R34. Rear: 520/85R46
Front axle	4WD / 4WD Quadlink Suspension
Height (cab)	141 inches (358 cm)
Length	215.7 inches (547 cm)
Max weight	33070 lbs (15000 kg)
Rear axle	4.33 by 105 inches (109 by 2667 mm) / 4.33 by 118 inches (109 by 2997 mm)
Shipping weight	24250 lbs (10999 kg)
Wheelbase	122 inches (309 cm)
Front tire	480/70R34
Rear tire	520/85R46
Weight	24250 lbs (10999 kg)
Wheelbase	122 inches (309 cm)

OCED Tractor Test 2719

Description	Diesel Techstar CVT 4WDJanuary 2012 - May 2012, Link: OCED Tractor Test 2719 file / PTO performance / Drawbar performance / Pull at 9.08 KPH / Pull at 4.38 KPH
Fuel use	14.7 gal/hour (55.6 l/hour) / 13.2 gal/hour (50.0 l/hour) / 14.5 gal/hour (54.9 l/hour) / 12.9 gal/hour (48.8 l/hour)
Max power	276.7 hp (206.3 kW) / 192.2 hp (143.3 kW)
Max pull	23855 lbs (10820 kg)
Power at rated engine speed	237.5 hp (177.1 kW)
Power at rated PTO speed	272.2 hp (203.0 kW)

References

Description	Challenger MT600D Series published in 2011, by AGCO

Variants

8660	similar Massey Ferguson model

Nebraska Tractor Test Results

Test #S873

Download PDF

Test Date: January - May, 2012

Location: DLG - Test Centre, Technology and Farm inputs, Max-Eyth-Weg 1, D-64823 Gross-Umstadt, Germany

This section is compiled from original Nebraska Tractor Test PDFs using AI-assisted extraction and human review. For full verification, download the source PDF above. Differences between reports, incomplete source data, and occasional extraction or data entry mistakes can occur.

PTO Drawbar Hydraulics Technical Sound Tires & Weight

Maximum Power & Fuel Consumption

Max Power (1 Hour)

276.70 hp

@ 1950 rpm

Rated Engine Speed

237.50 hp

N/A lb/hp·hr

Standard PTO Speed

272.20 hp

@ N/A rpm PTO

Torque Statistics

Maximum Torque	892 lb.-ft. (1210 Nm) at 1500 rpm
Torque Rise	0.503%

PTO Power Curve

Maximum Power & Fuel Consumption Details

Condition	HP	kW	RPM	Fuel gal/hr	DEF gal/hr
Maximum Power (1 Hour)	276.70	206.30	1950	14.73	0.84

Varying Power & Fuel Consumption

Click column headers to sort

Power	RPM	gal/hr	lb/hp·hr	hp·hr/gal	DEF gal/hr
237.50	2100	13.22	0.39	17.97	0.73
203.60	2118	11.60	0.40	17.54	0.63
153.40	2128	9.27	0.42	16.55	0.50
102.70	2137	6.96	0.48	14.77	0.36
51.60	2146	4.75	0.65	10.86	0.21
N/A	2153	2.72	N/A	N/A	0.03

Fuel Consumption Characteristics

Click column headers to sort

Condition	Power	kW	Pull (lbs)	Pull (kN)	Speed	Slip	Air °F	Cool °F
Maximum Power—Turtle 9	192.20	143.30	12,780	57	5.64	2.50	68	160
75% of Pull at Maximum Power—Turtle 9	149.30	111.30	9,655	43	5.80	1.60	68	169
50% of Pull at Maximum Power—Turtle 9	101.20	75.50	6,410	29	5.92	0.70	68	165
75% of Pull at Reduced Engine Speed—Turt...	150.50	112.20	9,680	43	5.83	1.50	68	162
50% of Pull at Reduced Engine Speed—Turt...	100.60	75.10	6,405	29	5.89	1.10	66	154

Unballasted Front Drive Engaged Maximum Power At Selected Speeds

Click column headers to sort

Power	Pull (lbs)	Speed	Slip	hp·hr/gal	Barometer Hg	Engine RPM	Fuel Lb Hp Hr	Setting	Temp Air F	Temp Cooling F
173.00	23,855	2.72	14.80	13.12	29.50	2087	0.53	Turtle 5	66	167
220.50	23,110	3.58	8.10	15.23	29.40	1921	0.46	Turtle 6	48	145
227.80	18,525	4.61	4.80	15.63	29.40	1954	0.45	Turtle 7.5	48	155
228.20	15,470	5.53	3.10	15.56	29.40	1948	0.45	Turtle 9	45	153
228.00	12,575	6.80	2.70	15.51	29.40	1949	0.45	Turtle 11	45	136
224.40	10,605	7.93	2.30	15.24	29.40	1950	0.46	Turtle 13	45	147
222.10	9,105	9.15	1.90	15.13	29.40	1954	0.46	Turtle 15	45	145
218.20	7,920	10.33	1.70	14.92	29.40	1953	0.47	Turtle 17	47	158
217.10	14,590	5.58	3.30	14.79	29.40	1951	0.47	Rabbit 9	52	149
223.40	12,405	6.75	2.70	15.23	29.40	1951	0.46	Rabbit 11	52	156
224.20	10,605	7.93	2.40	15.34	29.40	1949	0.46	Rabbit 13	51	162
222.90	9,190	9.10	2.10	15.25	29.40	1949	0.46	Rabbit 15	54	162
221.80	8,050	10.33	1.70	15.18	29.40	1952	0.46	Rabbit 17	54	153
216.00	7,530	10.76	1.30	15.04	29.50	1951	0.47	Rabbit 19	63	176

Category: III Quick Attach: No, Yes

Two Outlet Sets Combined

Sustained Pressure	2,380 psi
Flow Rate (min press)	46.20 gpm
Max Power	52.60 hp

Single Outlet Set

Sustained Pressure	2,290 psi
Flow Rate (min press)	28.90 gpm
Max Power	34.90 hp

Engine

Make	Sisu Diesel
Type	six cylinder vertical with turbocharger, air to air intercooler and D.E.F(diesel exhaust fluid) technology
Displacement	513 cu in (8419 ml)
Compression Ratio	16.7 to 1
Rated Engine Speed	2100 rpm
Air Cleaner	two paper elements
Crankshaft	lengthwise

Chassis

Type	front wheel assist
Steering	hydrostatic
Transmission	CVT. A combination of mechanical and hydrostatic sections allow an infinite speed adjustment within the ranges noted. The transmission has two mechanical ranges.
Wheelbase	122.20 in (3105 mm)
Brakes	multiple wet disc hydraulically operated by two foot pedals that can be locked together
Hydraulic Control	direct engine drive
Unladen Tractor Mass	11,430 kg

Consumables

Fuel	No. 2 Diesel
DEF Fluid	32% aqueous urea solution
Engine Oil	SAE 10W40

Sound Levels

At No Load In Turtle 4 6 Mph	71.00 dB(A)

Tires & Tracks

Rear Tires	Two 710/75R42; ***; 12(80)
Front Tires	Two 600/65R34; **; 12(80)
Height of Drawbar	22.20 in (565 mm)

Static Weight

Rear	14,100 lbs
Front	11,265 lbs
Total	25,365 lbs

Challenger MT655D Specs ( 2011-2013 )

Overview

Ideal Applications

Production

Engine

Transmission

Mechanical

Capacity

Hydraulics

Hitch

PTO

Electrical

Dimensions & Tires

OCED Tractor Test 2719

References

Variants

Nebraska Tractor Test Results

PTO Performance

Maximum Power & Fuel Consumption

Torque Statistics

PTO Power Curve

Maximum Power & Fuel Consumption Details

Varying Power & Fuel Consumption

Drawbar Performance

Fuel Consumption Characteristics

Unballasted Front Drive Engaged Maximum Power At Selected Speeds

Hydraulic Performance

Two Outlet Sets Combined

Single Outlet Set

Technical Specifications

Engine

Chassis

Consumables

Sound Levels

Sound Levels

Tires & Weight

Tires & Tracks

Static Weight

Test Remarks