| Manufacturer | Challenger |
| Price | 279,539(USD) |
| Model | MT655D |
| Equipment Type | Row-Crop Tractors |
| Factory | Jackson, Minnesota, USA |
ENGINE DETAIL
The Challenger MT655D tractor features a robust AGCO Power turbocharged 8.4L diesel engine with a gross output of 265 hp, peaking at 295 hp, making it ideal for heavy-duty applications. Its use of selective catalytic reduction (SCR) helps meet Interim Tier IV emission standards, enhancing environmental compliance without compromising power. Challenges may include potential complexities in the SCR system maintenance; however, its high-pressure common rail fuel system ensures optimal fuel efficiency and performance under load.
| Description | AGCO Power turbocharged air-to-air intercooled diesel 6-cylinder liquid-cooled |
| Displacemen | 513.8ci / 8.4L |
| Bore/Strok | 4.370x5.709inches / 111x 145 mm |
| Emission | Interim Tier IV |
| Emission contro | selective catalytic reduction (SCR) |
| Power (gross | 265hp / 197.6kW |
| Maximum Powe | 295hp / 220.0kW |
| Fuel syste | electronic high-pressure common rail |
| Pre-heatin | thermostart |
| Compressio | 16.7:1 |
| Rated RP | 2100 |
| Starte | electric |
| Starter volt | 12 |
CHALLENGER MT655D ENGINE
The Challenger MT655D is equipped with an AGCO Power 8.4L 6-cylinder diesel engine, offering robust performance for heavy-duty applications. Its high torque output enables efficient pulling in varied agricultural scenarios, while the 8.4L displacement balances power with fuel efficiency. One challenge may be maintaining optimal cooling under sustained loads, necessitating a well-designed cooling system for extended productivity.
| Description | AGCO Power 8.4L 6-cyl diesel |
TRANSMISSION
The Challenger MT655D features a Techstar continuously variable transmission (CVT), allowing for seamless shifting without distinct gears, providing optimized power delivery and fuel efficiency. This infinite forward and reverse capability enhances maneuverability, making it ideal for diverse applications such as tillage and loader work. However, the complexity of CVT systems may lead to higher maintenance costs and the need for specialized training for operators.
| Transmissio | Techstar CVT |
| Typ | continuously variable transmission |
| Gear | infinite forward and reverse |
CHALLENGER MT655D TRANSMISSION
The Challenger MT655D features a continuously variable transmission (CVT), which provides seamless power delivery and allows for optimal engine performance across various operating conditions. This technology enhances fuel efficiency and reduces engine wear, making it ideal for tasks requiring precise speed control, such as tillage or planting. However, while the CVT offers improved maneuverability, it may require more maintenance compared to traditional transmission systems, particularly in high-load scenarios.
| Description | continuously variable transmission |
MECHANICAL
The Challenger MT655D tractor features robust four-wheel drive and an inboard planetary final drive, enhancing traction and stability in challenging terrains. Its electro-hydraulic differential lock facilitates optimal power distribution, particularly beneficial for heavy tillage tasks. Optional pneumatic or hydraulic trailer brakes provide enhanced towing control, making it suitable for diverse agricultural operations while ensuring operator comfort with air-conditioned cab and advanced suspension systems.
| Description | Four-wheel drive/Hydraulic wet disc brakes/Cab standard with air-conditioning and OptiRide Plus hydraulic suspension AGCO System 150 (optional); AGCOMMAND (optional) |
| Final drive | inboard planetary |
| Differential loc | electro-hydraulic |
| Steerin | hydrostatic power |
| Trailer brake | pneumatic (optional)/hydraulic (optional) |
CAPACITY
| Fue | 167gal / 632.1L |
| Exhaust fluid (DEF | 16gal / 60.6L |
| Hydraulic syste | 29.1gal / 110.1L |
HYDRAULICS
| Typ | closed center load sensing (CCLS) |
| Capacit | 29.1gal / 110.1L |
| Pressur | 2900psi / 200.0bar |
| Valve | 4 to 6 |
| SCV flo | 26.4gpm / 99.9lpm |
| Total flo | 46gpm / 174.1lpm |
TRACTOR HITCH
| Rear Typ | III |
| Rear lif | 22760lbs / 10323kg |
| Front Hitc | III (optional) |
| Front lift (at ends | 11000lbs / 4989kg |
| Drawba | Cat. 3/Cat. 3 Heavy-Duty (optional)/Cat. 4 (optional) |
POWER TAKE-OFF (PTO)
| Rear PT | independent |
| Clutc | electro-hydraulic |
| Rear RP | 1000 / 1000E (1.75)/540E/1000 / 1000E (optional) |
| Engine RP | 540E@1577 / 1000E@1605 / 1000@1970 |
CHALLENGER MT655D TIRES
The Challenger MT655D features ag tires that provide a balanced footprint, enhancing traction and stability on varied terrains, particularly in row crop applications. The front tires (480/70R34) facilitate agile maneuverability, while the rear tires (520/85R46) support increased load capacity and reduce soil compaction. However, the specific tire sizes may limit adaptability to extreme conditions, necessitating tire changes for specialized tasks, such as deep tillage or transport on paved roads.
| Standard tires (ag | Front: 480/70R34. Rear: 520/85R46 |
DIMENSIONS & TIRES
The Challenger MT655D features a substantial wheelbase of 122 inches (309 cm), enhancing stability and traction, particularly in agriculture applications. Its weight of 24,250 lbs (10,999 kg) allows for excellent ground adherence, which is critical for heavy tillage or pulling demanding implements. The tire specifications, with front tires sized at 480/70R34 and rear at 520/85R46, provide optimal flotation and reduced soil compaction, making it ideal for diverse terrains.
| Wheelbas | 122inches / 309cm |
| Weigh | 24250lbs / 10999kg |
| Front tir | 480/70R34 |
| Rear tir | 520/85R46 |
ELECTRICAL
| Groun | negative |
| Charging syste | alternator |
| Charging amp | 240 |
| Batterie | 2 |
| Battery volt | 12 |