| Manufacturer | Challenger |
| Price | - |
| Model | MT738 |
| Equipment Type | Agricultural Crawler Tractors |
| Factory | Jackson, Minnesota, USA |
ENGINE DETAIL
The Challenger MT738 features a robust AGCO Power turbocharged intercooled 7-cylinder engine, providing a substantial output of 374 hp at a rated RPM of 1700, ideal for demanding agricultural tasks. Its large displacement of 9.8L and bore/stroke ratio suggest better torque delivery and efficiency under load, making it suitable for heavy draft work. However, the complexity of the engine design may introduce maintenance challenges, necessitating skilled technicians for optimal performance and longevity.
| Description | AGCO Power turbocharged intercooled diesel 7-cylinder liquid-cooled |
| Displacemen | 599ci / 9.8L |
| Bore/Strok | 4.37x5.709inches / 111x 145 mm |
| Rated Power (ECE R120 | 374hp / 278.9kW |
| Rated RP | 1700 |
| Starter typ | electric |
CHALLENGER MT738 ENGINE
The Challenger MT738 is powered by an AGCO Power 9.8L 7-cylinder diesel engine, offering robust performance suitable for heavy-duty agricultural tasks. With fuel tank capacity options reaching up to 972.7 liters (257 gallons), it provides extended operational range, reducing the frequency of refueling during long hours of use. However, the inclusion of a 21-gallon (79.5 liters) DEF tank necessitates careful management of diesel exhaust fluid consumption, which could be a logistical consideration in remote areas.
| Description | AGCO Power 9.8L 7-cyl diesel |
| Fuel tan | 180gal / 681.3L/215galOptOptional / 813.8L/257galOptOptional / 972.7L |
| Exhaust fluid (DEF | 21gal / 79.5L |
TRANSMISSION
The Challenger MT738 features an Accu-VT infinitely-variable transmission, allowing seamless gear changes without the typical shift points of traditional transmissions. This enhances operator comfort and efficiency, particularly in varied field conditions, as it offers optimal engine speed and power delivery. However, the complexity of the system may require specialized maintenance and can lead to higher repair costs if issues arise.
| Transmissio | Accu-VT |
| Typ | infinitely-variable transmission |
| Gear | infinite forward and reverse |
CHALLENGER MT738 TRANSMISSION
The Challenger MT738 is equipped with an infinitely-variable transmission (IVT), providing seamless power delivery and optimizing engine performance across a wide range of operating conditions. This transmission allows for smooth acceleration and deceleration, enhancing operator comfort and efficiency during tasks such as plowing or transporting. However, potential maintenance complexity and higher initial costs should be considered when evaluating the long-term investment in this technology.
| Description | infinitely-variable transmission |
MECHANICAL
The Challenger MT738 tractor features a crawler drive system, offering superior traction and stability on uneven terrain, making it ideal for heavy-duty agricultural applications. Its standard cab with air-conditioning enhances operator comfort during extended use, improving productivity but potentially increasing initial costs. Key considerations include the machine's weight distribution and potential wear on land due to its crawler design, which could necessitate careful management in sensitive environments.
| Driv | crawler |
| Description | Cab standard with air-conditioning. |
HYDRAULICS
| Typ | load sensing |
| Valve | 4 to 6 |
| Pump flo | 58gpm / 219.5lpm/116 gpm*With optional dual pumps./439.1 lpm |
TRACTOR HITCH
| Rear Typ | III/IVN |
| Rear lif | 19000lbs / 8618kg |
DIMENSIONS & TRACKS
| Weigh | 33443lbs / 15169kg |
| Description | Tracks |
ELECTRICAL
| Groun | negative |
| Charging syste | alternator |