Challenger MT425B: all source data
All 45 values recorded for this model, as the source lists them and in its units. The spec sheet shows the same data checked, typed and converted.
Overview
Production| Manufacturer | Challenger (a part of AGCO) |
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| (no label) | Utility tractor |
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| (no label) | Built in Beauvais, France |
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| (no label) | The Challenger MT425B is similar to the Massey Ferguson 5435 |
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Engine| (no label) | Caterpillar 4.4L 4-cyl diesel |
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Transmission| (no label) | 16-speed four speed power shift |
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Power| Engine | 75 hp | 55.9 kW |
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| PTO (claimed) | 60 hp | 44.7 kW |
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| Drawbar (tested) | 48.5 hp | 36.2 kW |
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| PTO (tested) | 61.7 hp | 46.0 kW |
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Mechanical| (no label) | Two- or four-wheel drive |
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| (no label) | Power steering |
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| (no label) | Hydraulic wet disc brakes |
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| (no label) | Cab optional. |
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Dimensions| Weight | 8885 to 9515 pounds |
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| Front tire | 7.50-16 |
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| Rear tire | 18.4R34 |
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Electrical| Ground | negative |
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| Battery volts | 12 |
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Engine
Engine detail| (no label) | Caterpillar 3054 |
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| (no label) | diesel |
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| (no label) | 4-cylinder |
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| (no label) | liquid-cooled vertical |
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| (no label) | This engine was alternatively branded as a Perkins 1104C depending on market. |
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| Displacement | 268 ci | 4.4 L |
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| Bore/Stroke | 4.134x5.00 inches | 105 x 127 mm |
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| Emissions | Tier 2 |
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| Power | 75 hp | 55.9 kW |
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| Fuel system | direct injection |
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| Air cleaner | dual paper elements |
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| Compression | 19.3:1 |
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| Rated RPM | 2200 |
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| Starter volts | 12 |
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Transmission
Transmission| Transmission | Autopower IV |
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| Type | four speed power shift |
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| Gears | 16 forward and reverse |
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| Clutch | wet disc |
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| (no label) | Four power shift gears in four ranges. |
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Dimensions
Tires| Ag front | 7.50-16 (2WD) |
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| Ag front | 14.9R24 (4WD) |
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| Ag rear | 18.4R34 |
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Dimensions| 2WD Weight (2WD) | 8885 lbs | 4030 kg |
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| 4WD Weight (4WD) | 9515 lbs | 4316 kg |
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