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Challenger MT945B

Challenger MT945B tractor
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The Challenger MT945B is a four-wheel drive (4WD) tractor produced from 2007 to 2009 as part of the 900B Series. Built in Jackson, Minnesota, USA, it features a powerful Caterpillar C15 turbocharged aftercooled diesel engine with 430 hp (320.7 kW) output. The tractor includes a 16-speed full power shift transmission, advanced hydraulics, and optional features such as electro-hydraulic differential locks and independent rear PTO. It is designed for heavy-duty farm work with a robust mechanical setup, comfortable cab with air-conditioning, and large tires for traction.
Challenger MT945Btractor4WDCaterpillar C15 engine430 hpfull power shift transmissionfarm tractor900B Series
Power430 hp
Founded2007 - 2009
ModelMT945B

Technical Specifications

Detailed specifications and technical data for Challenger MT945B

Power

Engine power:430 hp (320.7 kW)
PTO (tested):416.25 hp (310.4 kW)
PTO (claimed):360 hp (268.5 kW)
Drawbar (tested):372.72 hp (277.9 kW)

Tires

Rear tire:710/70R42
Front tire:710/70R42

Engine

Type:turbocharged aftercooled diesel
Model:Caterpillar C15
Power:430 hp (320.7 kW)
Cooling:liquid-cooled inline
Cylinders:6-cylinder 24-valve
Emissions:Tier III
Fuel tank:390 gal (1476.2 L)
Rated RPM:2100
Air cleaner:dual dry element
Bore/Stroke:5.402x6.748 inches (137 x 171 mm)
Displacement:923 ci (15.1 L)
Compression ratio:18:1

Dimensions

Width:200 inches (508 cm)
Length:298 inches (756 cm)
Wheelbase:155.5 inches (394 cm)
Max weight:50000 lbs (22680 kg)
Height (cab):151 inches (383 cm)
Shipping weight:39266 lbs (17811 kg)
Ground clearance:17.5 inches (44 cm)
Rear axle diameter:5.71 inch diameter (145 mm)
Front axle diameter:5.71 inch diameter (145 mm)

Electrical

Ground:negative
Batteries:4
Battery CCA:1000
Battery volts:12
Charging amps:185
Charging system:alternator

Hydraulics

Type:closed center PFC
Pressure:2900 psi (200.0 bar)
Total flow:43.5 gpm (164.6 lpm)
Rear valves:4 to 6
Optional flow:59 gpm (223.3 lpm)

Mechanical

Cab:standard with air-conditioning
Drive:Four-wheel drive
Brakes:Wet disc brakes
Steering:Articulated power steering
Final drives:inboard planetary
Differential lock:electro-hydraulic front and rear optional

Production

Type:Four-wheel Drive (4WD) tractor
Series:900B Series
Built in:Jackson, Minnesota, USA
Years produced:2007 - 2009

Transmission

Type:full power shift
Gears:16 forward and 4 reverse
Clutch:hydraulic wet discs

Tractor hitch

Rear Type:IVN/III (Optional), IV (Optional)
Rear lift capacity:19500 lbs (8845 kg)

Power Take-off (PTO)

Rear PTO:independent (Optional)
Engine RPM:1000@2000
Rear PTO Type:1000 (1.75)

Related Models

Challenger MT945C

Model:MT945C

Challenger MT955B

Model:MT955B