Challenger MT425 Specs ( 2002-2004 )
Production
| Description | Utility tractor / Built in England |
|---|---|
| Manufacturer | Challenger (a part of AGCO) |
Engine
| Cab Fuel tank | 34 gal (128.7 L) |
|---|---|
| Engine type | Perkins 4.0L 4-cyl diesel |
| ROPS Fuel tank | 29.1 gal (110.1 L) |
| Air cleaner | dual paper elements |
| Bore/Stroke | 3.937x5.00 inches (100 x 127 mm) |
| Compression | 17.3:1 |
| Description | Perkins 3054 / diesel / 4-cylinder / liquid-cooled |
| Displacement | 243 ci (4.0 L) |
| Pre-heating | thermostart |
| Rated RPM | 2200 |
| Starter volts | 12 |
| Drawbar (tested) | 42.5 hp (31.7 kW) |
| PTO (claimed) | 55 hp (41.0 kW) |
| PTO (tested) | 55.4 hp (41.3 kW) |
Transmission
| Clutch | wet disc |
|---|---|
| Gears | 24 forward and reverse / 12 forward and 4 reverse / 12 forward and reverse |
| Type | power shuttle / syncromesh / mechanical shuttle |
| Transmission type | 24-speed power shuttle / 12-speed syncromesh / 12-speed mechanical shuttle |
| Transmission type | 24-speed power shuttle / 12-speed syncromesh / 12-speed mechanical shuttle |
Mechanical
| Cab | Two-post folding ROPS. Cab available with air-conditioning. |
|---|---|
| Description | Power steering / Hydraulic wet disc brakes |
| Drive type | Two- or four-wheel drive |
Hydraulics
| Pressure | 3046 psi (210.0 bar) |
|---|---|
| SCV flow | 10 gpm (37.9 lpm) |
| Total flow | 25 gpm (94.6 lpm) |
| Type | open center |
| Valves | 2 to 4 |
Hitch
| Control | electronic draft control |
|---|---|
| Rear lift (at 24"/610mm) | 4100 lbs (1859 kg) |
| Rear Type | II |
PTO
| Rear PTO | independent |
|---|---|
| Rear PTO Type | 540/1000 |
Electrical
| Battery volts | 12 |
|---|---|
| Charging system | alternator |
| Ground | negative |
Dimensions & Tires
| Ag front | 360/70R24 |
|---|---|
| Ag rear | 18.4R30 |
| 2WD Length | 158 inches (401 cm) |
| 4WD Length | 161 inches (408 cm) |
| Height (cab) | 96 inches (243 cm) |
| Height (Folded ROPS) | 78 inches (198 cm) |
| Height (ROPS) | 103 inches (261 cm) |
| Wheelbase | 93 inches (236 cm) |
| Width | 77 inches (195 cm) |
| Front tire | 360/70R24 |
| Rear tire | 18.4R30 |
| Weight | 6182 to 7487 pounds |
| Wheelbase | 93 inches (236 cm) |
Challenger MT425 Weight
| 2WD Cab | 6935 lbs (3145 kg) |
|---|---|
| 2WD ROPS | 6182 lbs (2804 kg) |
| 4WD Cab | 7487 lbs (3396 kg) |
| 4WD ROPS | 6520 lbs (2957 kg) |
OCED Tractor Test 1779
| Description | Diesel 12-speed shuttle 4WDMarch 1 - May 1, 1998Link: OCED Tractor Test 1779 file / PTO performance / Drawbar performance / Gear 1M used for power test. / Gear 1L used for pull test. |
|---|---|
| Fuel use | 3.7 gal/hour (14.0 l/hour) / 3.8 gal/hour (14.4 l/hour) / 3.4 gal/hour (12.9 l/hour) / 3.6 gal/hour (13.6 l/hour) |
| Max power | 55.4 hp (41.3 kW) / 42.5 hp (31.7 kW) |
| Max pull | 7,680 lbs (3483 kg) |
| Power at rated engine speed | 54.8 hp (40.9 kW) |
| Power at rated PTO speed | 53.4 hp (39.8 kW) |
References
| Description | MT400 - Serious Machinery to take on any challenge published in 2002, by AGCO |
|---|
Variants
| 4225 | similar Massey Ferguson model |
|---|---|
| 4325 | similar Massey Ferguson model |