Challenger
Challenger MT845E
The Challenger MT845E is an agricultural crawler tractor produced from 2014 to 2020 as part of the MT800E Series. Manufactured by Challenger, a part of AGCO, it was built in Jackson, Minnesota, USA. It features a powerful AGCO Power 16.8L 12-cylinder turbocharged diesel engine with Tier IV emissions and selective catalytic reduction (SCR) control. The tractor delivers 450 hp gross engine power with a maximum of 486 hp and is equipped with a 16-speed full power shift Caterpillar transmission. It has a crawler drive with power differential steering and a cab with air-conditioning. The MT845E offers advanced hydraulics, a strong tractor hitch, and an independent rear PTO. It is designed for heavy-duty agricultural tasks with a shipping weight of 42,596 lbs and multiple track width options. Electrical system includes a 300 amp alternator and four 12-volt batteries. Related models include the MT851, MT855E, and the predecessor MT845C.
Power450 hp
Founded2014 - 2020
ModelMT845E
Technical Specifications
Detailed specifications and technical data for Challenger MT845E
Power
| PTO (tested) | 421.56 hp (314.4 kW) |
|---|---|
| PTO (claimed) | 365 hp (272.2 kW) |
| Engine (gross) | 450 hp (335.6 kW) |
| Drawbar (tested) | 324.23 hp (241.8 kW) |
Engine
| Type | turbocharged diesel |
|---|---|
| Torque | 1604 lb-ft (2175.0 Nm) |
| Cooling | liquid-cooled |
| Starter | electric |
| Cylinders | 12-cylinder 48-valve |
| Emissions | Tier IV |
| Fuel tank | 330 gal (1249.0 L) |
| Rated RPM | 2100 |
| Torque RPM | 1500 |
| Bore/Stroke | 4.370x5.709 inches (111 x 145 mm) |
| Displacement | 1027.5 ci (16.8 L) |
| Manufacturer | AGCO Power |
| Maximum Power | 486 hp (362.4 kW) |
| Power (gross) | 450 hp (335.6 kW) |
| Starter volts | 12 |
| Emission control | selective catalytic reduction (SCR) |
| Exhaust fluid (DEF) | 30.5 gal (115.4 L) |
Tracks
| Width options | 18 inches (45 cm), 27.5 inches (69 cm), 30 inches (76 cm), 36 inches (91 cm) |
|---|
Weight
| Shipping | 42596 lbs (19321 kg) |
|---|---|
| Max Drawbar | 10000 lbs (Cat. 4) (4536 kg) |
| Max capacity | 55913 lbs (25362 kg) |
| Max Drawbar (optional) | 12500 lbs (Cat. 5) (5670 kg) |
Dimensions
| Gauge | 90 to 128 inches (228 to 325 cm) |
|---|---|
| Weight | 42596 lbs (19321 kg) |
| Front axle | Bar |
Electrical
| Ground | negative |
|---|---|
| Batteries | 4 |
| Battery CCA | 1000 |
| Battery volts | 12 |
| Charging amps | 300 (2x 150) |
| Charging system | alternator |
Hydraulics
| Type | closed center pressure flow compensated |
|---|---|
| Valves | 4 to 6 |
| Pressure | 2900 psi (200.0 bar) |
| SCV flow | 26.4 gpm (99.9 lpm) |
| Pump flow | 58.1 gpm (219.9 lpm) |
| SCV flow (optional) | 36 gpm (136.3 lpm) |
| Pump flow (optional) | 85 gpm (321.7 lpm) |
Mechanical
| Cab | standard with air-conditioning |
|---|---|
| Drive | crawler |
| Steering | power differential |
Production
| Type | Agricultural Crawler tractor |
|---|---|
| Series | MT800E Series |
| Built in | Jackson, Minnesota, USA |
| Years produced | 2014 - 2020 |
Transmission
| Type | full power shift |
|---|---|
| Gears | 16 forward and 4 reverse |
| Clutch | hydraulic wet disc |
| Manufacturer | Caterpillar |
Tractor hitch
| Drawbar | Cat. 4 |
|---|---|
| Rear lift | 19500 lbs (8845 kg) |
| Drawbar (optional) | Cat. 5 |
Power Take-off (PTO)
| Clutch | electronic |
|---|---|
| Rear PTO | independent |
| Rear PTO Type | 1000 (1.75) |