Challenger
MT845B
Farm tractor · 2005–2008 · 400 hp
ChallengerMT845B
The Challenger MT845B is a farm tractor manufactured from 2005 to 2008. It features a Caterpillar C15 engine. The transmission is a full power shift type with 16 forward and 4 reverse.
Engine
| Engine | Caterpillar C15 |
|---|---|
| Fuel Type | diesel |
| Cylinders | 6 |
| Cooling | liquid-cooled inline |
| Turbocharger Status | turbocharged diesel |
| Displacement | 928 ci (15.2 L) |
| Bore | 5.4 in (137 mm) |
| Stroke | 6.75 in (172 mm) |
| Compression Ratio | 16.5 |
| Power Gross | 400 hp (298.3 kW) |
| Power PTO | 402.32 hp (300 kW) |
| Power Drawbar | 313.27 hp (233.6 kW) |
| Torque Peak | 1,423 lb-ft (1,929.6 Nm) |
| Torque Peak | 1,300 RPM |
| Air Cleaner | dual paper elements |
| Starter Volts | 12 |
| Manufacturer | Caterpillar |
| Rated | 2,100 RPM |
| Emissions | Tier III |
Transmission
| Transmission Type | full power shift |
|---|---|
| Transmission Model | Powershift |
| Gears | 16 forward and 4 reverse |
| Clutch | hydraulic wet disc |
| Available Options | 16-speed full power shift |
Hydraulics
| Type | closed center PFC |
|---|---|
| Pressure | 2,900 psi (200 bar) |
| Total Flow | 43.5 gpm (164.6 lpm) |
PTO
| Rear Type | independent |
|---|
Hitch
| Rear Type | III/IVN |
|---|---|
| Rear Lift | 19,500 lbs (8,845 kg) |
Dimensions
| Length | 265.9 in (675 cm) |
|---|---|
| Width | 140.9 in (357 cm) |
| Height | 138.1 in (350 cm) |
| Wheelbase | 118 in (299 cm) |
| Ground Clearance | 14.4 in (36 cm) |
Weight
| Shipping | 41,000 lbs (18,597 kg) |
|---|---|
| Operating | 43,075 lbs (19,538 kg) |
Fuel
| Capacity | 305 gal (1,154.4 L) |
|---|
Cab
| Cab | standard with air-conditioning |
|---|