Challenger MT425: all source data
All 68 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) |
|---|
| (no label) | Utility tractor |
|---|
| (no label) | Built in England |
|---|
Engine| (no label) | Perkins 4.0L 4-cyl diesel |
|---|
| ROPS Fuel tank (ROPS) | 29.1 gal | 110.1 L |
|---|
| Cab Fuel tank (Cab) | 34 gal | 128.7 L |
|---|
Transmission| (no label) | 24-speed power shuttle |
|---|
| (no label) | 12-speed syncromesh |
|---|
| (no label) | 12-speed mechanical shuttle |
|---|
Power| PTO (claimed) | 55 hp | 41.0 kW |
|---|
| Drawbar (tested) | 42.5 hp | 31.7 kW |
|---|
| PTO (tested) | 55.4 hp | 41.3 kW |
|---|
Mechanical| (no label) | Two- or four-wheel drive |
|---|
| (no label) | Power steering |
|---|
| (no label) | Hydraulic wet disc brakes |
|---|
| (no label) | Two-post folding ROPS. Cab available with air-conditioning. |
|---|
Hydraulics| Type | open center |
|---|
| Pressure | 3046 psi | 210.0 bar |
|---|
| Valves | 2 to 4 |
|---|
| SCV flow | 10 gpm | 37.9 lpm |
|---|
| Total flow | 25 gpm | 94.6 lpm |
|---|
Hitch| Rear Type | II |
|---|
| Control | electronic draft control |
|---|
| Rear lift (at 24"/610mm) | 4100 lbs | 1859 kg |
|---|
| Rear lift (at 24"/610mm) | 6200 lbs | 2812 kg |
|---|
Pto| Rear PTO | independent |
|---|
| Rear PTO Type | 540/1000 |
|---|
Dimensions| Wheelbase | 93 inches | 236 cm |
|---|
| Weight | 6182 to 7487 pounds |
|---|
| Front tire | 360/70R24 |
|---|
| Rear tire | 18.4R30 |
|---|
Electrical| Ground | negative |
|---|
| Charging system | alternator |
|---|
| Battery volts | 12 |
|---|
Engine
Engine detail| (no label) | Perkins 3054 |
|---|
| (no label) | diesel |
|---|
| (no label) | 4-cylinder |
|---|
| (no label) | liquid-cooled |
|---|
| Displacement | 243 ci | 4.0 L |
|---|
| Bore/Stroke | 3.937x5.00 inches | 100 x 127 mm |
|---|
| Air cleaner | dual paper elements |
|---|
| Pre-heating | thermostart |
|---|
| Compression | 17.3:1 |
|---|
| Rated RPM | 2200 |
|---|
| Starter volts | 12 |
|---|
Transmission
Transmission options| (no label) | 24-speed power shuttle |
|---|
| (no label) | 12-speed syncromesh |
|---|
| (no label) | 12-speed mechanical shuttle |
|---|
Transmission| Type | power shuttle |
|---|
| Gears | 24 forward and reverse |
|---|
| Clutch | wet disc |
|---|
| Type | syncromesh |
|---|
| Gears | 12 forward and 4 reverse |
|---|
| Type | mechanical shuttle |
|---|
| Gears | 12 forward and reverse |
|---|
Dimensions
Tires| Ag front | 360/70R24 |
|---|
| Ag rear | 18.4R30 |
|---|
Dimensions| Wheelbase | 93 inches | 236 cm |
|---|
| 2WD Length (2WD) | 158 inches | 401 cm |
|---|
| 4WD Length (4WD) | 161 inches | 408 cm |
|---|
| Width | 77 inches | 195 cm |
|---|
| Height (ROPS) | 103 inches | 261 cm |
|---|
| Height (Folded ROPS) | 78 inches | 198 cm |
|---|
| Height (cab) | 96 inches | 243 cm |
|---|
Weight| 2WD ROPS (2WD) | 6182 lbs | 2804 kg |
|---|
| 4WD ROPS (4WD) | 6520 lbs | 2957 kg |
|---|
| 2WD Cab (2WD) | 6935 lbs | 3145 kg |
|---|
| 4WD Cab (4WD) | 7487 lbs | 3396 kg |
|---|