Diesel 16-speed 4WD January 2005 - February 2005, Link: OCED Tractor Test 2275 file PTO performance Drawbar performance Gear 3TC used for power test Gear 2TC used for pull test
Max power
48.5hp / 36.2kW
Fuel use
3.9gal/hour / 14.8l/hour
Power at rated engine speed
61.0hp / 45.5kW
Power at rated PTO speed
59.7hp / 44.5kW
Max pull
8385lbs / 3803kg
CHALLENGER MT425B POWER
Engine
75hp / 55.9kW
PTO (claimed)
60hp / 44.7kW
Drawbar (tested)
48.5hp / 36.2kW
PTO (tested)
61.7hp / 46.0kW
ENGINE DETAIL
Description
Caterpillar 3054 diesel 4-cylinder liquid-cooled vertical,This engine was alternatively branded as a Perkins 1104C depending on market
Displacement
268ci / 4.4L
Bore/Stroke
4.134x5.00inches / 105x 127mm
Emissions
Tier 2
Power
75hp / 55.9kW
Fuel system
direct injection
Air cleaner
dual paper elements
Compression
19.3:1
Rated RPM
2200
Starter volts
12
CHALLENGER MT425B ENGINE
Description
Caterpillar 4.4L 4-cyl diesel
TRANSMISSION
Transmission
Autopower IV
Type
four speed power shift
Gears
16 forward and reverse
Clutch
wet disc
Description
Four power shift gears in four ranges
SPEEDS
Description
With 18.4R38 rear tires
MECHANICAL
Chassis
4x2 2WD/4x4 MFWD 4WD
Steering
power
Brakes
hydraulic wet disc
Cab
Cab optional
Transmission
16-speed four speed power shift
TRACTOR HITCH
Rear Type
II
POWER TAKE-OFF (PTO)
Rear RPM
540/1000
CHALLENGER MT425B TIRES
Ag front
7.50-16 (2WD) / 14.9R24 (4WD)
Ag rear
18.4R34
DIMENSIONS
2WD Weight
8885lbs / 4030kg
4WD Weight
9515lbs / 4316kg
DIMENSIONS & TIRES
Weight
8885 to 9515 pounds
Front tire
7.50-16
Rear tire
18.4R34
ELECTRICAL
Ground
negative
Battery volts
12
About Challenger Tractor
The MT425B tractor is part of the Challenger's MT400B Series. The MT425B is a Utility Tractors type, which is used mostly in Agriculture Tractors. The MT425B tractor features a engine. This arrangement more effectiveness in the actual world.