Challenger
Challenger MT325B
The Challenger MT325B is a utility tractor from the MT300B Series produced from 2006 to 2009 by Challenger, a part of AGCO. It features a turbocharged 3-cylinder 3.3L diesel engine producing 68 hp gross power, with a 12-speed synchronized or power shuttle transmission. The tractor offers two- or four-wheel drive options, electro-hydraulic differential lock, hydrostatic power steering, and hydraulic wet disc brakes. It has an open center hydraulic system with up to 3 rear valves and optional mid valves. The rear hitch supports I/II types with position and draft control and a lift capacity of 5500 lbs. The PTO is independent with electro-hydraulic clutch and 540/540E speeds. Dimensions include a wheelbase of 82.7 inches and a weight range from 5291 lbs (2WD ROPS) to 7716 lbs (4WD cab). Optional front-end loaders ML72B and ML92B are available with various lift capacities and bucket widths.
Power68 hp
Founded2006 - 2009
ModelMT325B
Technical Specifications
Detailed specifications and technical data for Challenger MT325B
Power
| PTO (claimed) | 55 hp (41.0 kW) |
|---|---|
| Engine (gross) | 68 hp (50.7 kW) |
Engine
| Type | turbocharged diesel |
|---|---|
| Cooling | liquid-cooled |
| Cylinders | 3-cylinder |
| Fuel tank | 29 gal (109.8 L) |
| Rated RPM | 2150 |
| Bore/Stroke | 4.13x5.00 inches (105 x 127 mm) |
| Displacement | 201.4 ci (3.3 L) |
| Manufacturer | Challenger |
| Power (gross) | 68 hp (50.7 kW) |
| Starter volts | 12 |
Weight
| 4WD cab | 7,716 lbs (3499 kg) |
|---|---|
| 2WD ROPS | 5,291 lbs (2399 kg) |
| 4WD ROPS | 5,732 lbs (2600 kg) |
Dimensions
| Width | 76 inches (193 cm) |
|---|---|
| Length | 148 inches (375 cm) |
| Wheelbase | 82.7 inches (210 cm) |
| Height (cab) | 102.5 inches (260 cm) |
| Height (ROPS) | 105 inches (266 cm) |
Electrical
| Ground | negative |
|---|---|
| Battery CCA | 675 |
| Battery volts | 12 |
| Charging amps | 80 |
| Charging system | alternator |
Hydraulics
| Type | open center |
|---|---|
| Pressure | 2755 psi (190.0 bar) |
| SCV flow | 15.8 gpm (59.8 lpm) |
| Mid valves | 0 or 2 |
| Total flow | 22.4 gpm (84.8 lpm) |
| Rear valves | 2 or 3 |
Mechanical
| ROPS | Two-post folding ROPS. Cab with air-conditioning optional. |
|---|---|
| Drive | Two- or four-wheel drive |
| Brakes | Hydraulic wet disc brakes |
| Steering | hydrostatic power |
| Differential lock | electro-hydraulic |
Production
| Type | Utility tractor |
|---|---|
| Series | MT300B Series |
| Years made | 2006 - 2009 |
Attachments
| Loaders | Challenger ML72B loader, Challenger ML92B loader |
|---|---|
| ML72B Loader lift | 2090 lbs lift (full at 800mm) (948 kg) |
| ML92B Loader lift | 2530 lbs lift (full at 800mm) (1147 kg) |
| ML72B Loader height | 126 inches height (at pin) (320 cm) |
| ML92B Loader height | 126 inches height (at pin) (320 cm) |
| ML72B Loader boom cyl | 2.56 inches (6 cm) |
| ML92B Loader boom cyl | 2.56 inches (6 cm) |
| ML72B Loader bucket cyl | 2.76 inches (7 cm) |
| ML92B Loader bucket cyl | 2.76 inches (7 cm) |
| ML72B Loader bucket widths | 63 inches (160 cm), 73 inches (185 cm), 83 inches (210 cm) |
Transmission
| Options | 12-speed synchronized shuttle, 12-speed power shuttle |
|---|---|
| Type (power shuttle) | power shuttle |
| Gears (power shuttle) | 12 forward and reverse |
| Description (power shuttle) | Four gears in three ranges with power shuttle. Push-button clutch allows gear shifting without the use of the foot clutch. |
| Type (synchronized shuttle) | synchronized shuttle |
| Gears (synchronized shuttle) | 12 forward and reverse |
| Description (synchronized shuttle) | Four gears in three ranges with mechanical shuttle. |
Tractor hitch
| Control | position and draft control |
|---|---|
| Rear Type | I/II |
| Rear lift (at ends) | 5500 lbs (2494 kg) |
Power Take-off (PTO)
| Clutch | electro-hydraulic |
|---|---|
| Rear PTO | independent |
| Optional PTO | 540/540E Optional |
| Rear PTO Type | 540 |