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Challenger MT743 Specs ( 2018-Present )

Name: Challenger MT743
Brand: Challenger

Overview

The Challenger MT743 is an agricultural crawler tractor manufactured in Jackson, Minnesota, that has been in production since 2018. It features an AGCO Power 9.8L 7-cylinder turbocharged diesel engine rated at 425 gross horsepower paired with an Accu-VT infinitely-variable transmission.

Ideal Applications

Tested Performance Data: OCED Tractor Test 2207 recorded a maximum PTO output of 376.97 hp and a maximum drawbar pull of 36,252 lbs with a fuel consumption rate of 20.0 gallons per hour.

Powertrain and Drive Configuration: The mechanical system consists of a crawler drive system and an Accu-VT transmission providing infinite forward and reverse gears, supported by a 41,000 lb maximum weight capacity.

Lifting and Hydraulic Capacity: This model is equipped with a Type III/IVN rear hitch capable of lifting 19,000 lbs and a load-sensing hydraulic system that delivers 58 gpm of pump flow.

Production

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

Engine

Engine type	AGCO Power 9.8L 7-cyl diesel
Exhaust fluid (DEF)	21 gal (79.5 L)
Fuel tank	180 gal (681.3 L)
Bore/Stroke	4.37x5.709 inches (111 x 145 mm)
Description	AGCO Power / turbocharged intercooled diesel / 7-cylinder / liquid-cooled
Displacement	599 ci (9.8 L)
Rated Power (gross)	425 hp (316.9 kW)
Rated RPM	1700
Starter type	electric
Drawbar (tested)	313.14 hp (233.5 kW)
Engine (gross)	425 hp (316.9 kW)
PTO (claimed)	334 hp (249.1 kW)
PTO (tested)	376.97 hp (281.1 kW)

Transmission

Description	infinitely-variable transmission
Gears	infinite forward and reverse
Transmission	Accu-VT
Type	infinitely-variable transmission

Mechanical

Cab	Cab standard with air-conditioning.
Drive	crawler

Hydraulics

Pump flow	58 gpm (219.5 lpm)
Type	load sensing
Valves	4 to 6

Hitch

Rear lift	19000 lbs (8618 kg)
Rear Type	III/IVN

Electrical

Charging system	alternator
Ground	negative

Dimensions & Tires

Description	Bar rear axle
Front axle	Bar
Gauge	72 to 88 inches (182 to 223 cm) / 72 to 120 inches *Optional wide axle (182 to 304 cm)
Max weight	41000 lbs (18597 kg)
Weight	33443 lbs (15169 kg)

Dimensions & Tracks

Description	Tracks
Weight	33443 lbs (15169 kg)

OCED Tractor Test 2207

Description	Diesel CVT crawlerOctober 15 - 24, 2018Link: OCED Tractor Test 2207 file / PTO performance / Drawbar performance / Pull at 10.81KPH / Pull at 3.47KPH
Fuel use	20.0 gal/hour (75.7 l/hour) / 20.1 gal/hour (76.1 l/hour) / 20.0 gal/hour (75.7 l/hour) / 19.8 gal/hour (74.9 l/hour)
Max power	376.97 hp (281.1 kW) / 313.14 hp (233.5 kW)
Max pull	36252 lbs (16443 kg)
Power at rated engine speed	373.36 hp (278.4 kW)
Power at rated PTO speed	375.83 hp (280.3 kW)

References

Description	MT700 Series published in 2017, by AGCO

Nebraska Tractor Test Results

Test #2207

Download PDF

Test Date: October 15 to 24, 2018

Location: Nebraska Tractor Test Laboratory, University of Nebraska, Lincoln, Nebraska 68583-0832

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

Rated Engine Speed

373.36 hp

N/A lb/hp·hr

Standard PTO Speed

375.83 hp

@ N/A rpm PTO

Torque Statistics

Maximum Torque	1305 lb.-ft. (1770 Nm) at 1251 rpm
Torque Rise	13.2%

PTO Power Curve

Varying Power & Fuel Consumption

Click column headers to sort

Power	RPM	gal/hr	lb/hp·hr	hp·hr/gal	DEF gal/hr
373.36	1701	20.14	0.38	18.54	1.03
321.18	1722	17.44	0.38	18.42	0.90
243.30	1738	13.70	0.39	17.77	0.72
163.34	1752	10.14	0.43	16.11	0.52
82.22	1765	6.61	0.56	12.45	0.33
2.73	1776	3.41	8.72	0.80	0.17

Fuel Consumption Characteristics

Click column headers to sort

Condition	Power	Pull (lbs)	Speed	Slip	DEF lb/hp	Air °F	Cool °F
Power at Rated Engine Speed—5.6 mph(9.0 ...	307.92	21,029	5.49	2.50	0.03	51	206
75% of Pull at Rated Engine Speed—5.6 mp...	232.78	15,716	5.56	1.30	0.03	68	207
50% of Pull at Rated Engine Speed—5.6 mp...	156.65	10,484	5.61	0.50	0.03	69	207
75% of Pull at Reduced Engine Speed—7.5 ...	232.94	15,720	5.56	1.30	0.05	69	207
50% of Pull at Reduced Engine Speed—8.0 ...	156.74	10,487	5.61	0.60	0.05	69	206

Manual Mode 1700 Engine RPM

Click column headers to sort

Power	Pull (lbs)	Speed	RPM	Slip	hp·hr/gal	lb/hp·hr	DEF lb/hp	Air °F	Barometer Inch Hg	Nominal Speed	Temp Cool Med F
207.20	36,211	2.15	1730	14.40	13.30	0.53	0.03	46	28.86	2.5 mph (4.0 km/h)	208
255.60	34,406	2.79	1718	10.70	14.23	0.49	0.03	47	28.87	3.1 mph (5.0 km/h)	208
292.62	31,716	3.46	1701	7.80	14.74	0.48	0.03	48	28.87	3.7 mph (6.0 km/h)	207
301.27	27,905	4.05	1700	5.10	15.06	0.47	0.03	51	28.88	4.2 mph (6.8 km/h)	207
304.88	25,369	4.51	1701	4.10	15.17	0.46	0.03	49	29.18	4.7 mph (7.5 km/h)	207
306.53	23,125	4.98	1700	3.20	15.31	0.46	0.03	51	29.18	5.1 mph (8.2 km/h)	206
307.92	21,029	5.49	1700	2.50	15.39	0.46	0.03	51	29.18	5.6 mph (9.0 km/h)	206
309.68	18,963	6.13	1700	2.00	15.47	0.45	0.03	59	29.18	6.2 mph (10.0 km/h)	208
309.14	17,093	6.79	1700	1.50	15.46	0.45	0.03	61	29.17	6.8 mph (11.0 km/h)	209
308.66	15,606	7.42	1700	1.20	15.42	0.45	0.03	62	29.17	7.5 mph (12.0 km/h)	206
307.71	14,354	8.04	1700	1.00	15.43	0.45	0.03	64	29.16	8.1 mph (13.0 km/h)	207

Manual Mode 1600 Engine RPM

Click column headers to sort

Power	Pull (lbs)	Speed	RPM	Slip	hp·hr/gal	lb/hp·hr	DEF lb/hp	Air °F	Barometer Inch Hg	Nominal Speed	Temp Cool Med F
207.97	36,252	2.16	1730	14.10	13.31	0.53	0.03	44	28.86	2.5 mph (4.0 km/h)	208
255.69	34,415	2.79	1718	10.70	14.20	0.49	0.03	48	28.87	3.1 mph (5.0 km/h)	207
292.83	32,239	3.41	1660	8.20	14.73	0.48	0.03	49	28.88	3.7 mph (6.0 km/h)	208
303.09	28,940	3.93	1599	5.70	15.23	0.46	0.03	51	28.88	4.2 mph (6.8 km/h)	206
308.39	25,909	4.47	1600	4.30	15.48	0.45	0.03	51	29.18	4.7 mph (7.5 km/h)	207
310.27	23,696	4.91	1600	3.40	15.60	0.45	0.03	51	29.18	5.1 mph (8.2 km/h)	206
312.67	21,557	5.44	1600	2.70	15.76	0.44	0.03	51	29.18	5.6 mph (9.0 km/h)	204
312.32	19,274	6.08	1599	2.10	15.75	0.44	0.03	61	29.18	6.2 mph (10.0 km/h)	209
313.14	17,473	6.72	1599	1.50	15.78	0.44	0.03	61	29.17	6.8 mph (11.0 km/h)	207
312.19	15,919	7.36	1600	1.20	15.75	0.44	0.03	62	29.17	7.5 mph (12.0 km/h)	208
311.57	14,589	8.01	1602	1.00	15.68	0.45	0.03	64	29.16	8.1 mph (13.0 km/h)	207

Category: III Quick Attach: yes

Lift Capacity

Three Outlet Sets Combined

Sustained Pressure	N/A psi
Flow Rate (min press)	N/A gpm
Combined Flow	120.10 gpm
Max Power	N/A hp

Single Outlet Set

Sustained Pressure	N/A psi
Flow Rate (min press)	N/A gpm
Max Power	N/A hp

Engine

Make	AGCO Power Diesel
Type	seven cylinder vertical with two turbochargers
Displacement	599 cu in (9822 ml)
Compression Ratio	16.7 to 1
Rated Engine Speed	1700 rpm
Air Cleaner	two paper elements and aspirator
Exhaust	DOC (diesel oxidation catalyst) and SCR (selective catalyst reduction) with a vertical muffler
Crankshaft	lengthwise

Chassis

Type	Tracklayer-rubber tracked
Steering	electro-hydraulic differential steering controlled by steering wheel
Transmission	CVT. Infinitely variable hydrostatic using variable displacement pump and motors
Brakes	wet multiple disc hydraulically actuated by foot pedal
Hydraulic Control	direct engine drive
Unladen Tractor Mass	36,045 lbs ( 16,350 kg )

Consumables

Fuel	No. 2 Diesel
DEF Fluid	32% aqueous urea solution

Sound Levels

Bystander	84.20 dB(A)
At No Load 4.6 Mph 1320 RPM	66.50 dB(A)
At No Load 4.6 Mph 1780 RPM	69.60 dB(A)

Tires & Tracks

Track Width	25.00 in (635 mm)
Height of Drawbar	20.50 in (520 mm)

Challenger MT743 Specs ( 2018-Present )

Overview

Ideal Applications

Production

Engine

Transmission

Mechanical

Hydraulics

Hitch

Electrical

Dimensions & Tires

Dimensions & Tracks

OCED Tractor Test 2207

References

Nebraska Tractor Test Results

PTO Performance

Maximum Power & Fuel Consumption

Torque Statistics

PTO Power Curve

Varying Power & Fuel Consumption

Drawbar Performance

Fuel Consumption Characteristics

Manual Mode 1700 Engine RPM

Manual Mode 1600 Engine RPM

Hydraulic Performance

Lift Capacity

Three Outlet Sets Combined

Single Outlet Set

Technical Specifications

Engine

Chassis

Consumables

Sound Levels

Sound Levels

Tires & Weight

Tires & Tracks

Test Remarks