Challenger MT745

The Challenger MT745 is a tractor produced by Challenger. It is equipped with a 537 ci 8.8 L engine. The rated power output is 255 hp 190.2 kW. Transmission: 30 forward and 8 reverse. Drive type: crawler. Operating weight: 28,195 lbs 12789 kg.

Overview

	2002 - 2004 MT700 SeriesAgricultural Crawler tractor
2002 - 2004
MT700 Series
Agricultural Crawler tractor

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

Challenger MT745 Engine
Caterpillar 8.8L 6-cyl diesel
Fuel tank	118 gal*With 88-inch rear axle 446.6 L
	178 gal*With 120 or 160 inch rear axle. 673.7 L
	208 gal*Optional, depending on machine configuration. 787.3 L
Engine details ...

Challenger MT745 Power
Engine (gross)	255 hp 190.2 kW
Drawbar (claimed)	197 hp 146.9 kW
PTO (claimed)	205 hp 152.9 kW
Drawbar (tested)	177.67 hp 132.5 kW
PTO (tested)	236.19 hp 176.1 kW
Performance test details ...

Mechanical
Drive	crawler
Steering	electro-hydraulic
Wet disc brakes
Cab standard with air-conditioning.

Hydraulics
Pressure	2900 psi 200.0 bar
Valves	4 to 6
Total flow	43.5 gpm 164.6 lpm

Tractor hitch
Rear Type	III
Rear lift	16000 lbs 7257 kg

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

Dimensions & Tracks
Wheelbase	96 inches 243 cm
Weight	28,195 lbs 12789 kg
Tracks
Full dimensions and tracks ...

Electrical
Ground	negative
Charging system	alternator
Charging amps	160
Battery volts	12

References
Challenger MT700 Series published in 2002, by AGCO
Challenger MT700 Series published in 2004, by AGCO

Engine

Engine Detail — 537 ci / 8.8 L Diesel

Manufacturer	Caterpillar
Configuration	turbocharged diesel, 6-cylinder, liquid-cooled vertical
Displacement	537 ci 8.8 L
Bore/Stroke	4.409x5.866 inches 112 x 149 mm
Power (gross)	255 hp 190.2 kW
Air cleaner	dual paper elements
Compression	16.0:1
Rated RPM	2100
Starter volts	12

Transmission

Transmission options
16-speed full power shift
30-speed creeper

Transmission — 16 forward and 4 reverse full power shift

Manufacturer	Caterpillar
Type	full power shift
Gears	16 forward and 4 reverse
Clutch	hydraulic wet disc
Transmission
Type	creeper
Gears	30 forward and 8 reverse

Dimensions

Challenger MT745 Tracks

Dimensions
Wheelbase	96 inches 243 cm
Weight	28,195 lbs 12789 kg
Bar rear axle	88 inch length 2235 mm
Bar rear axle	120 inch length 3048 mm
Bar rear axle	160 inch length 4064 mm
Gauge	60 to 88 inches 152 to 223 cm
Gauge	80 to 120 inches 203 to 304 cm
Gauge	120 to 160 inches 304 to 406 cm

Tests

OCED Tractor Test 1822
Diesel 16-speed crawler April 16 - May 19, 2003 Link: OCED Tractor Test 1822 file
PTO performance
Max power	236.19 hp 176.1 kW
Fuel use	12.4 gal/hour 46.9 l/hour
Power at rated engine speed	207.93 hp 155.1 kW
Fuel use	12.1 gal/hour 45.8 l/hour
Power at rated PTO speed	220.81 hp 164.7 kW
Fuel use	12.2 gal/hour 46.2 l/hour
Drawbar performance
Max power	177.67 hp 132.5 kW
Fuel use	12.1 gal/hour 45.8 l/hour
Gear 6 used for power test.
Max pull	26433 lbs 11990 kg
Gear 2 used for pull test.

Photos

Challenger MT745 tractor photo