| Manufacturer |
Challenger |
| Price |
- |
| Model |
MT255 |
| Equipment Type |
Compact Utility Tractors |
| Factory |
Matsuyama, Japan |
CHALLENGER MT255 POWER
| Engine (gross) |
28.4hp / 21.2kW |
| PTO (claimed) |
24.1hp / 18.0kW |
ENGINE DETAIL
The Challenger MT255 tractor, equipped with a 3-cylinder Iseki diesel engine, offers a compact displacement of 1.5L and delivers a gross power output of 28.4 hp at a rated RPM of 2500, making it suitable for small to medium-scale farming tasks. Its electric starter ensures reliable ignition, and the 12V system provides adequate power for accessory usage. The main advantage is its efficient fuel consumption and maneuverability in tight spaces, while the limited power may present challenges for heavy-duty applications.
| Description |
Iseki diesel 3-cylinder liquid-cooled |
| Displacement |
89.3ci / 1.5L |
| Bore/Stroke |
3.39x3.30inches / 86x 84mm |
| Power (gross) |
28.4hp / 21.2kW |
| Rated RPM |
2500 |
| Starter |
electric |
| Starter volts |
12 |
CHALLENGER MT255 ENGINE
The Challenger MT255 is powered by a 1.5L Iseki 3-cylinder diesel engine, offering a compact yet efficient design ideal for small to medium-scale farming operations. With a fuel tank capacity of 6 gallons (22.7 liters), it supports moderate operational sessions but may require frequent refueling during extensive fieldwork. Pros include enhanced maneuverability in tight spaces, though its smaller tank may pose challenges for longer tasks without additional fuel management strategies.
| Description |
Iseki 1.5L 3-cyl diesel |
| Fuel tank |
6gal / 22.7L |
TRANSMISSION
The Challenger MT255 features a constant mesh transmission with 9 forward and 3 reverse gears, allowing for smooth transitions and efficient speed selection for various field tasks. This configuration can enhance productivity in diverse agricultural scenarios but may require more operator skill to manage gear selection effectively. Consider the trade-off between ease of use vs. the need for precise control in demanding conditions.
| Type |
constant mesh |
| Gears |
9 forward and 3 reverse |
MECHANICAL
The Challenger MT255 is equipped with a 4x4 MFWD system, enhancing traction and stability on varied terrains, beneficial for field operations. Its mechanical rear differential lock provides superior control in challenging conditions, while the 9-speed constant mesh transmission allows for smooth shifting and efficient power delivery. However, the fixed two-post ROPS cab design may limit overall operator comfort and visibility compared to fully enclosed cabs, particularly in adverse weather.
| Chassis |
4x4 MFWD 4WD |
| Differential lock |
mechanical rear |
| Steering |
power |
| Brakes |
wet disc |
| Cab |
Two-post fixed ROPS |
| Transmission |
9-speed constant mesh |
HYDRAULICS
| Type |
open center |
| Pressure |
2130psi / 146.9bar |
| Pump flow |
7.4gpm / 28.0lpm |
| Total flow |
9.9gpm / 37.5lpm |
| Steering flow |
2.5gpm / 9.5lpm |
TRACTOR HITCH
| Rear Type |
I |
| Control |
position control/draft control |
| Rear lift (at ends) |
1,984lbs / 899kg |
| Rear lift (at 24 |
1,323lbs / 600kg |
POWER TAKE-OFF (PTO)
| Rear PTO |
live |
| Clutch |
dry disc |
| Rear RPM |
540 (1.375) |
| Mid PTO |
optional |
| Mid RPM |
2000 |
CHALLENGER MT255 TIRES
The Challenger MT255 tractor offers versatility with multiple tire configurations, allowing customization for agricultural, lawn/turf, or industrial applications. The standard agricultural tires (6-14 front and 12.4-16 rear) provide optimal traction for field work, while the lawn/turf tires (24x8.50-12 front and 315/80D-16 rear) enhance maneuverability on softer surfaces, reducing soil compaction. However, selecting inappropriate tires may compromise performance; for instance, industrial tires (25x8.50-14 front and 12.5/80-18 rear) could improve stability for construction tasks but may be less effective in agricultural conditions.
| Standard tires (ag) |
Front: 6-14. Rear: 12.4-16 |
| Lawn/turf front |
24x8.50-12 |
| Lawn/turf rear |
315/80D-16 |
| Industrial front |
25x8.50-14 |
| Industrial rear |
12.5/80-18 |
DIMENSIONS
| Wheelbase |
64.5inches / 163cm |
| Length |
116.5inches / 295cm |
| Width |
51inches / 129cm |
| Height (ROPS) |
79.3inches / 201cm |
| Weight |
2,248lbs / 1019kg |
| Front tread |
42inches / 106cm |
| Rear tread |
37.2 to 37.25inches / 94to 94cm |
DIMENSIONS & TIRES
The Challenger MT255, with a wheelbase of 64.5 inches, offers enhanced stability and maneuverability, making it ideal for tight farming operations. Weighing 2,248 lbs, it balances power and efficiency, suitable for medium-scale tasks like tilling and planting. The tire sizes—6-14 front and 12.4-16 rear—contribute to good traction on varied terrain, although they may limit its capability for heavier implement tasks due to lighter overall weight.
| Wheelbase |
64.5inches / 163cm |
| Weight |
2,248lbs / 1019kg |
| Front tire |
6-14 |
| Rear tire |
12.4-16 |
ATTACHMENT OVERVIEW
60
| Type |
mid-mount Challenger MG715/3-blade |
| Cutting width |
60inches / 152cm |
72
| Type |
mid-mount Challenger MG716/3-blade |
| Cutting width |
72inches / 182cm |
BLADE
| Type |
front-mount Challenger MDZ66 |
| Width |
66inches / 167cm |
63
| Type |
front-mount Challenger MSB63 |
| Clearing width |
63inches / 160cm |
CHALLENGER ML20 LOADER
| Height (to pin) |
90inches / 228cm |
| Clearance, dumped bucket |
71inches / 180cm |
| Dump reach |
16inches / 40cm |
| Dump angle |
44° |
| Rollback angle |
17° |
| Lift to full height (at 500mm) |
785lbs / 356kg |
ELECTRICAL
| Ground |
negative |
| Charging system |
alternator |
| Battery volts |
12 |
