Tractor · 2004Unverified
Challenger MT425B
Challenger MT425B — Model year 2004-20072008-2010 · 61 hp. Reference specifications; pending source verification.
Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.
Rated power
61 hp
Max power
46.0 kW
Weight
8885 to 9515 pounds
Hover a source tag to verify
Overview
ManufacturerChallenger (a part of AGCO)Reference
Utility tractorReference
Built in Beauvais, FranceReference
The Challenger MT425B is similar to the Massey Ferguson 5435Reference
Two- or four-wheel driveReference
Power steeringReference
Hydraulic wet disc brakesReference
Cab optional.Reference
Engine
Caterpillar 4.4L 4-cyl dieselReference
Engine55.9 kWReference
Drawbar (tested)36.2 kWReference
Caterpillar 3054Reference
dieselReference
4-cylinderReference
liquid-cooled verticalReference
This engine was alternatively branded as a Perkins 1104C depending on market.Reference
Displacement4.4 LReference
Bore/Stroke105 x 127 mmReference
EmissionsTier 2Reference
Power55.9 kWReference
Fuel systemdirect injectionReference
Air cleanerdual paper elementsReference
Compression19.3:1Reference
Rated RPM2200Reference
Starter volts12Reference
Max power46.0 kWReference
Power at rated engine speed45.5 kWReference
Max power36.2 kWReference
Transmission
16-speed four speed power shiftReference
TransmissionAutopower IVReference
Typefour speed power shiftReference
Gears16 forward and reverseReference
Clutchwet discReference
Four power shift gears in four ranges.Reference
PTO & Hydraulics
PTO (claimed)44.7 kWReference
PTO (tested)46.0 kWReference
Rear TypeIIReference
Rear PTO Type540/1000Reference
Power at rated PTO speed44.5 kWReference
Dimensions
Weight8885 to 9515 poundsReference
Front tire7.50-16Reference
Rear tire18.4R34Reference
Ag front7.50-16 (2WD)Reference
Ag front14.9R24 (4WD)Reference
Ag rear18.4R34Reference
2WD Weight4030 kgReference
4WD Weight4316 kgReference
Electrical
GroundnegativeReference
Battery volts12Reference
Test results
Diesel 16-speed 4WDJanuary 2005 - February 2005, Link: OCED Tractor Test 2275 fileReference
PTO performanceReference
Fuel use15.1 l/hourReference
Fuel use14.0 l/hourReference
Drawbar performanceReference
Fuel use14.8 l/hourReference
Gear 3TC used for power test.Reference
Max pull3803 kgReference
Gear 2TC used for pull test.Reference
Speeds
With 18.4R38 rear tires.Reference
Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.