Challenger MT545

The Challenger MT545 is a tractor produced by Challenger. It is equipped with a 365 ci 6.0 L engine. The listed engine power is 120.5 hp 89.9 kW. Transmission: AutoPower IV. Operating weight: 10082 to 11437 pounds.

Engine Power

120.5 hp 89.9 kW

Fuel & Capacities

59.4 gal 224.8 L

Transmission

AutoPower IV

Operating Weight

10082 to 11437 pounds

Overview

	2002 - 2003 MT500 SeriesRow-Crop tractor MT500 Series Row-Crop tractor

Production
Manufacturer	Challenger (a part of AGCO)
Row-Crop tractor
Built in Beauvais, France

Variants
6290	similar Massey Ferguson model

Challenger MT545 Engine
Caterpillar 6.0L 6-cyl diesel
Cab Fuel tank	59.4 gal 224.8 L
ROPS Fuel tank	42.3 gal 160.1 L
Engine details ...

Challenger MT545 Transmission
32-speed partial power shift
Transmission details ...

Challenger MT545 Power
PTO (claimed)	120 hp 89.5 kW
Drawbar (tested)	113.6 hp 84.7 kW
PTO (tested)	120.5 hp 89.9 kW
Performance test details ...

Mechanical
Two- or four-wheel drive
Power steering
Hydraulic wet disc brakes
Cab optional with air-conditioning.

Hydraulics
Type	closed center pressure flow compensated (PFC)
Pressure	2900 psi 200.0 bar
Valves	2 to 4
Total flow	28 gpm 106.0 lpm

Tractor hitch
Rear Type	II
Rear lift (at 24"/610mm)	9000 lbs 4082 kg

Power Take-off (PTO)
Rear PTO	independent
Rear PTO Type	540/1000

Dimensions & Tires
Wheelbase	108.3 inches 275 cm
Weight	10082 to 11437 pounds
Front tire	11.00-16
Rear tire	208R38
Full dimensions and tires ...

Electrical
Ground	negative
Charging system	alternator

References

Challenger MT500/MT600 published in 2002, by AGCO

Engine

Engine Detail — 365 ci / 6.0 L Diesel

Manufacturer	Caterpillar 3056
Configuration	turbocharged diesel, 6-cylinder, liquid-cooled vertical
Displacement	365 ci 6.0 L
Bore/Stroke	3.937x5.00 inches 100 x 127 mm
Air cleaner	dual paper elements
Compression	16.0:1
Rated RPM	2200
Starter volts	12

Transmission

Transmission — AutoPower IV

Transmission	AutoPower IV
Type	partial power shift
Gears	32 forward and reverse
Clutch	hydraulic wet disc
Four synchronized gears (1-4) in two synchronized ranges (low/high) with a four-speed (A-D) power shift on the left-hand power shuttle lever.

Dimensions

Challenger MT545 Tires
Ag front	11.00-16 (2WD)
	16.9R28 (4WD)
Ag rear	208R38

Dimensions
Wheelbase	108.3 inches 275 cm
Length	179 inches 454 cm
Width	88 inches*Minimum width 223 cm
Height (cab)	109 inches 276 cm

Challenger MT545 Weight
2WD ROPS Shipping	10082 lbs 4573 kg
4WD ROPS Shipping	11285 lbs 5118 kg
2WD Cab Shipping	10633 lbs 4823 kg
4WD Cab Shipping	11437 lbs 5187 kg

Tests

OCED Tractor Test 1878
Diesel 32-speed 4WD October 1999 - November 1999, Link: OCED Tractor Test 1878 file
PTO performance
Power at rated engine speed	120.5 hp 89.9 kW
Fuel use	7.4 gal/hour 28.0 l/hour
Power at rated PTO speed	126.2 hp 94.1 kW
Fuel use	7.2 gal/hour 27.3 l/hour
Drawbar performance
Max power	113.6 hp 84.7 kW
Fuel use	7.7 gal/hour 29.1 l/hour
Gear 4TB used for power test.
Max pull	10,925 lbs 4955 kg
Gear 4TA used for pull test.

Photos

Challenger MT545 tractor photo

Recommended Implements & Sizing Guide

Engineering recommendations for Challenger MT545 based on its 120.5 HP power envelope and ASAE agricultural standards.

Implement & Operation	Recommended Size	Workload Rating	Engineering Notes
Moldboard PlowPrimary Tillage	4 to 5 Bottom (16-18")4 - 5 铧 (40-45 cm)	Heavy Duty	Heavy primary tillage; semi-mounted hitch recommended.
Rotary Cutter / MowerMowing & Clearing	10 to 12 ft Flex-Wing3.0 - 3.6 m 折叠双翼	Heavy Duty	Wide swath pasture and crop residue shredding.
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	15 to 22 ft Folding Disc4.5 - 6.7 m 折叠式圆盘耙	Commercial / Field Scale	Wide commercial field leveling; requires hydraulic remotes.
Hay BalerHay & Forage	5x6 Round Baler or 3x3 Mid Square1.5x1.8 m 大圆捆或中型方捆机	Heavy Duty	High density baling; requires minimum 85 PTO HP.

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 MT545.

Estimated Continuous Field Runtime: 9.5 hrs

Approximately 9.5 hours of continuous field operation at ~75% rated power on a full tank (59.4 gal / 224.9 L).

Estimated 75% Load Fuel Burn~6.3 gal/hr (23.7 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