| Manufacturer | Challenger |
| Price | - |
| Model | MT745 |
| Equipment Type | Agricultural Crawler Tractors |
| Factory | Jackson, Minnesota, USA |
ENGINE DETAIL
The Challenger MT745 features a robust Caterpillar turbocharged diesel engine with a displacement of 8.8L, providing a gross power output of 255hp, which is suitable for heavy-duty applications. Its 16.0:1 compression ratio allows for efficient combustion, improving torque at rated RPMs of 2100, ideal for demanding tasks like plowing and tilling. However, the dual paper element air cleaner may require regular maintenance to ensure optimal engine performance and longevity, especially in dusty agricultural environments.
| Description | Caterpillar turbocharged diesel 6-cylinder liquid-cooled vertical |
| Displacemen | 537ci / 8.8L |
| Bore/Strok | 4.409x5.866inches / 112x 149 mm |
| Power (gross | 255hp / 190.2kW |
| Air cleane | dual paper elements |
| Compressio | 16.0:1 |
| Rated RP | 2100 |
| Starter volt | 12 |
CHALLENGER MT745 ENGINE
The Challenger MT745 is powered by a robust Caterpillar 8.8L 6-cylinder diesel engine, offering high torque and efficiency for demanding agricultural tasks. The fuel tank capacity varies based on rear axle configuration, providing options of 118 gallons with an 88-inch rear axle or up to 208 gallons with longer axles, enhancing operational range and reducing refueling frequency. Operators should evaluate the axle choice based on specific fieldwork requirements, as larger tanks improve uptime but may affect maneuverability on tight turns.
| Description | Caterpillar 8.8L 6-cyl diesel |
| Fuel tan | 118 gal*With 88-inch rear axle/446.6 L/178 gal*With 120 or 160 inch rear axle./673.7 L/208 gal, depending on machine configuration./787.3 L |
TRANSMISSIONS OVERVIEW
The Challenger MT745 is equipped with a 16-speed full power shift transmission, enabling seamless gear changes under load, enhancing operational efficiency. The inclusion of a 30-speed creeper option is particularly advantageous for tasks requiring low-speed precision, such as planting or tilling. However, operators must be aware of the complexity of the transmission system, which may necessitate advanced technical knowledge for maintenance and troubleshooting.
| Description | 16-speed full power shift 30-speed creeper |
TRANSMISSION 1
The Challenger MT745 features a full power shift transmission with 16 forward and 4 reverse gears, providing excellent torque management and smooth gear transitions for optimal field efficiency. The hydraulic wet disc clutch enhances durability and reduces maintenance needs, but it may require careful monitoring for overheating under heavy load conditions. This setup is ideal for varied agricultural tasks, enabling precise control in demanding farming environments.
| Manufacture | Caterpillar |
| Typ | full power shift |
| Gear | 16 forward and 4 reverse |
| Clutc | hydraulic wet disc |
TRANSMISSION 2
The Challenger MT745 features a creeper transmission with 30 forward and 8 reverse gears, offering exceptional maneuverability and precision in various applications, such as tillage or transport. This extensive gear range facilitates optimal performance in both slow and high-speed operations, reducing strain on the engine and improving fuel efficiency. However, the complexity of the gearbox may pose maintenance challenges, requiring specialized knowledge for repairs and servicing.
| Typ | creeper |
| Gear | 30 forward and 8 reverse |
CHALLENGER MT745 TRANSMISSIONS
The Challenger MT745 tractor features a 16-speed full power shift transmission that allows for seamless gear transitions under load, enhancing operational efficiency. Additionally, the 30-speed creeper option enables extensive speed control for precise fieldwork, making it ideal for tasks requiring careful maneuvering, such as planting or tilling in tight spaces. However, operators may need to familiarize themselves with the transmission's complexity to fully leverage its capabilities.
| Description | 16-speed full power shift 30-speed creeper |
MECHANICAL
The Challenger MT745 features a crawler track system, enhancing traction and flotation in various field conditions, which is beneficial for reducing soil compaction. Its electro-hydraulic steering system provides precise maneuverability, improving handling during tight operations. The standard air-conditioned cab contributes to operator comfort, enabling longer working hours in diverse climates, though maintenance of the wet disc brakes is critical for optimal performance.
| Driv | crawler |
| Steerin | electro-hydraulic |
| Description | Wet disc brakes Cab standard with air-conditioning. |
HYDRAULICS
| Pressur | 2900psi / 200.0bar |
| Valve | 4 to 6 |
| Total flo | 43.5gpm / 164.6lpm |
TRACTOR HITCH
| Rear Typ | III |
| Rear lif | 16000lbs / 7257kg |
POWER TAKE-OFF (PTO)
| Rear PT | independent |
| Rear RP | 1000 (1.75) |
DIMENSIONS & TRACKS
| Wheelbas | 96inches / 243cm |
| Weigh | 28,195lbs / 12789kg |
| Description | Tracks |
ELECTRICAL
| Groun | negative |
| Charging syste | alternator |
| Charging amp | 160 |
| Battery volt | 12 |