Challenger MT765

The Challenger MT765 is a tractor produced by Challenger. It is equipped with a 537 ci 8.8 L engine. The listed engine power is Diesel (gross): 306 hp / 228.2 kW. Transmission: Caterpillar. Drive type: crawler. Operating weight: 29,520 lbs 13390 kg.

Engine Power

Diesel (gross): 306 hp / 228.2 kW

Drive & Traction

crawler

Fuel & Capacities

118 gal*With 88-inch rear axle 446.6 L

Transmission

Caterpillar

Operating Weight

29,520 lbs 13390 kg

Overview

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

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

Challenger MT765 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 MT765 Power
Engine (gross)	306 hp 228.2 kW
Drawbar (claimed)	245 hp 182.7 kW
PTO (claimed)	255 hp 190.2 kW
Drawbar (tested)	258.6 hp 192.8 kW
PTO (tested)	298.77 hp 222.8 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	29,520 lbs 13390 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)	306 hp 228.2 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 — Caterpillar

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

Type	creeper
Gears	30 forward and 8 reverse

Dimensions

Challenger MT765 Tracks

Dimensions
Wheelbase	96 inches 243 cm
Weight	29,520 lbs 13390 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 1813
Diesel 16-speed crawler October 2 - November 25, 2002 Link: OCED Tractor Test 1813 file
PTO performance
Max power	298.77 hp 222.8 kW
Fuel use	16.1 gal/hour 60.9 l/hour
Power at rated engine speed	259.30 hp 193.4 kW
Fuel use	15.3 gal/hour 57.9 l/hour
Power at rated PTO speed	282.95 hp 211.0 kW
Fuel use	15.9 gal/hour 60.2 l/hour
Drawbar performance
Max power	258.6 hp 192.8 kW
Fuel use	17.9 gal/hour 67.8 l/hour
Gear 6 used for power test.
Max pull	34,542 lbs 15668 kg
Gear 1 used for pull test.

Photos

Challenger MT765

Recommended Implements & Sizing Guide

Engineering recommendations for Challenger MT765 based on its 306 HP power envelope and ASAE agricultural standards.

Implement & Operation	Recommended Size	Workload Rating	Engineering Notes
Moldboard PlowPrimary Tillage	8+ Bottom On-Land Hitch8+ 铧重型机外牵引犁	Commercial / Field Scale	High horsepower articulated/4WD field plowing.
Rotary Cutter / MowerMowing & Clearing	15 to 20 ft Batwing4.6 - 6.1 m 宽幅折叠翼	Commercial / Field Scale	Large commercial field and roadside mowing operations.
Rotary TillerSeedbed Prep	90 to 120 in Heavy Duty230 - 300 cm 重型旋耕机	Commercial / Field Scale	Deep intensive seedbed preparation for commercial row crops.
Disc HarrowSecondary Tillage	24 to 36 ft Heavy Duty Field Disc7.3 - 11.0 m 超宽重型整地耙	Commercial / Field Scale	Broad-acre grain tillage for high-drawbar tractors.
Hay BalerHay & Forage	Large Square Baler (3x4 or 4x4)大方捆商用打捆机 (1.2x1.2 m)	Commercial / Field Scale	High-capacity commercial forage harvesting (1000 RPM PTO).

Sizing & Soil Condition NoteActual implement sizing varies depending on local soil conditions (heavy clay vs sandy loam), field slope, and operating speed. Heavy tillage implements may require front ballast weights and wheel weights.

Fluids, Capacities & Working Autonomy

Standard fluid requirements, service intervals, and continuous runtime estimates for Challenger MT765.

Estimated Continuous Field Runtime: 7.4 hrs

Approximately 7.4 hours of continuous field operation at ~75% rated power on a full tank (118 gal / 446.7 L).

Estimated 75% Load Fuel Burn~15.9 gal/hr (60.2 L/hr)

Engine Crankcase Oil

SAE 15W-40 (Heavy Duty Diesel)

Standard Spec: API CK-4 / CJ-4 Heavy Duty

Service Interval: 150 – 250 Hours

Transmission & Hydraulic System

UTTO (Universal Tractor Transmission Oil)

Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)

Service Interval: 600 – 1000 Hours

Engine Cooling System

50/50 Ethylene Glycol Pre-mix

Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze

Service Interval: 2 Years / 1500 Hours