Challenger MT765B

The Challenger MT765B is a tractor produced by Challenger. It is equipped with a 537 ci 8.8 L engine. The rated power output is 320 hp 238.6 kW. Transmission: Cat PowerShift. Drive type: crawler. Operating weight: 31075 lbs 14095 kg.

Overview

	2005 - 2008 MT700B SeriesAgricultural Crawler tractor
2005 - 2008
MT700B Series
Agricultural Crawler tractor

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

Challenger MT765B Engine
Caterpillar 8.8L 6-cyl diesel
Fuel tank	118 gal 446.6 L
	178 gal (wide) 673.7 L
	208 gal (optional) 787.3 L
Engine details ...

Challenger MT765B Transmission
16-speed full power shift
Transmission details ...

Challenger MT765B Power
Engine (gross)	320 hp 238.6 kW
PTO (claimed)	265 hp 197.6 kW
Drawbar (tested)	228.21 hp 170.2 kW
PTO (tested)	320.72 hp 239.2 kW
Performance test details ...

Mechanical
Drive	crawler
Hydraulic wet disc brakes
Cab standard with air-conditioning.

Hydraulics
Type	closed-center PFC
Pressure	2900 psi 200.0 bar
Rear valves	4 to 6
Pump flow	43.5 gpm 164.6 lpm

Tractor hitch
Rear Type	III/IIIN
Rear lift	16000 lbs 7257 kg

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

Dimensions & Tracks
Wheelbase	96 inches 243 cm
Weight	31075 lbs 14095 kg
16-inch tracks
Full dimensions and tracks ...

Electrical
Ground	negative
Charging system	alternator
Charging amps	185
Batteries	2
Battery CCA	1000
Battery volts	12

References
Challenger MT700B Series published in 2005, by AGCO

Engine

Engine Detail — 537 ci / 8.8 L Diesel

Manufacturer	Caterpillar
Configuration	turbocharged aftercooled diesel, 6-cylinder 24-valve, liquid-cooled inline
Displacement	537 ci 8.8 L
Bore/Stroke	4.409x5.866 inches 112 x 149 mm
Power (gross)	320 hp 238.6 kW
Air cleaner	dual paper elements
Compression	17.1:1
Rated RPM	2100
Starter volts	12

Transmission

Transmission — Cat PowerShift

Transmission	Cat PowerShift
Type	full power shift
Gears	16 forward and 4 reverse
Clutch	hydraulic wet disc

Dimensions

Challenger MT765B Tracks
Width	16 inches 40 cm
Width	18 inches 45 cm
Width	20 inches 50 cm
Width	25 inches 63 cm
Width	30 inches 76 cm

Dimensions
Wheelbase	96 inches 243 cm
Length	233 inches 591 cm
Width	133 inches 337 cm
Height (cab)	135.5 inches 344 cm
Shipping weight	31075 lbs 14095 kg
Ground clearance	14.3 inches 36 cm

Tests

OCED Tractor Test 1846
Diesel 16-speed crawler May 9 - 13, 2005 Link: OCED Tractor Test 1846 file
PTO performance
Max power	320.72 hp 239.2 kW
Fuel use	17.7 gal/hour 67.0 l/hour
Power at rated engine speed	265.78 hp 198.2 kW
Fuel use	16.6 gal/hour 62.8 l/hour
Power at rated PTO speed	294.81 hp 219.8 kW
Fuel use	17.1 gal/hour 64.7 l/hour
Drawbar performance
Max power	228.21 hp 170.2 kW
Fuel use	17.0 gal/hour 64.3 l/hour
Gear 6 used for power test.
Max pull	34,145 lbs 15488 kg
Gear 2 used for pull test.

Photos

Challenger MT765B