| Manufacturer | Challenger |
| Price | - |
| Model | MT685E |
| Equipment Type | Row-Crop Tractors |
| Factory | Jackson, Minnesota, USA |
ENGINE DETAIL
The Challenger MT685E features a robust AGCO POWER 8.4L turbocharged diesel engine with a 6-cylinder layout, providing a substantial power output of 340hp (370hp maximum) at a rated RPM of 2100. Its Tier IV emissions compliance with selective catalytic reduction (SCR) enhances fuel efficiency and reduces environmental impact, though it may require careful management of DEF fluid to maintain optimal operation. The 4.37x5.71-inch bore and stroke dimensions offer a strong torque curve ideal for heavy-duty applications, making this model well-suited for demanding agricultural tasks.
| Description | AGCO POWER turbocharged with air-to-air intercooler diesel 6-cylinder 24-valve liquid-cooled |
| Displacemen | 512.6ci / 8.4L |
| Bore/Strok | 4.37x5.71inches / 111x 145 mm |
| Emission | Tier IV |
| Emission contro | selective catalytic reduction (SCR) |
| Powe | 340hp / 253.5kW |
| Maximum Powe | 370hp / 275.9kW |
| Rated RP | 2100 |
| Starte | electric |
| Starter volt | 12 |
CHALLENGER MT685E ENGINE
The Challenger MT685E is powered by an AGCO POWER 8.4L 6-cylinder diesel engine, providing robust torque and efficiency for heavy-duty agricultural tasks. With a fuel tank capacity of 166 gallons (628.3L) and a DEF tank of 15.8 gallons (59.8L), it supports longer operational hours between refueling and enhanced emissions control. However, the large tank sizes can increase overall weight and towing capacity, which may challenge maneuverability in tight spaces.
| Description | AGCO POWER 8.4L 6-cyl diesel |
| Fuel tan | 166gal / 628.3L |
| Exhaust fluid (DEF | 15.8gal / 59.8L |
TRANSMISSION
The Challenger MT685E features a Techstar CVT transmission, allowing for seamless gear transitions without traditional shifting, enhancing operational efficiency, especially in variable speed applications. Its infinite forward and reverse capability across two ranges provides exceptional agility and versatility in various farming scenarios, ideal for precision tasks such as tillage and planting. However, the complexity of the CVT system may require specialized maintenance and troubleshooting skills, potentially leading to higher repair costs if issues arise.
| Transmissio | Techstar CVT |
| Typ | continuously variable transmission (CVT) |
| Gear | infinite forward and reverse (2-range) |
CHALLENGER MT685E TRANSMISSION
The Challenger MT685E features a continuously variable transmission (CVT), which allows for seamless speed adjustments without the steps associated with traditional gear shifting, enhancing operator comfort and productivity. This technology enables optimal engine performance, improved fuel efficiency, and smoother operation across varying load conditions. However, the complexity of CVT systems may lead to higher maintenance costs if issues arise, making it essential for operators to have access to specialized service.
| Description | continuously variable transmission (CVT) |
MECHANICAL
The Challenger MT685E features a robust four-wheel drive system, providing enhanced traction and stability in diverse terrains, ideal for heavy-duty agricultural tasks. Its hydraulic wet disc brakes deliver reliable stopping power, while the optional OptiRide Plus cab suspension improves operator comfort during long hours in the field. The electro-hydraulic differential lock offers precise control during challenging conditions, and the integration with AgCommand and AUTO-GUIDE 3000 systems enhances operational efficiency through advanced monitoring and precision steering capabilities.
| Description | Four-wheel drive Hydraulic wet disc brakes Cab standard with air-conditioning. Optional OptiRide Plus hydraulic cab suspension. AgCommand ready; AUTO-GUIDE 3000 |
| Differential loc | electro-hydraulic |
| Steerin | hydrostatic power |
HYDRAULICS
| Typ | closed center load sensing (CCLS) |
| Pressur | 2900psi / 200.0bar |
| Valve | 4 to 6 |
| Pump flo | 54gpm / 204.4lpm |
TRACTOR HITCH
| Rear Typ | III/IVN |
| Rear lift (at ends | 26455lbs / 11999kg |
| Drawba | Cat. 3/Cat 3 Heavy Duty (optional)/Cat 4 (optional) |
POWER TAKE-OFF (PTO)
| Rear PT | independent |
| Rear RP | 1000 / 1000E (1.75) |
DIMENSIONS & TIRES
The Challenger MT685E features a wheelbase of 122 inches (309 cm), which enhances stability and traction during heavy tillage and transport operations. Weighing 23,810 lbs (10,800 kg), this model provides substantial ground penetration while minimizing soil compaction; however, its weight may pose challenges for transport on certain roads or bridges. Ideal for large-scale farming, the tractor's robust design is advantageous for power-intensive tasks like plowing and planting in diverse soil conditions.
| Wheelbas | 122inches / 309cm |
| Weigh | 23810lbs / 10800kg |
ELECTRICAL
| Groun | negative |
| Charging syste | alternator |
| Charging amp | 240 (twin 120A) |
| Charging volt | 12 |
| Battery volt | 12 |