Challenger MT845B Specs ( 2005-2008 )
Production
| Description | Agricultural Crawler tractor / Built in Jackson, Minnesota, USA |
|---|---|
| Manufacturer | Challenger (a part of AGCO) |
Engine
| Engine type | Caterpillar 15.2L 6-cyl diesel |
|---|---|
| Fuel tank | 305 gal (1154.4 L) |
| Air cleaner | dual paper elements |
| Bore/Stroke | 5.402x6.752 inches (137 x 172 mm) |
| Compression | 16.5:1 |
| Description | Caterpillar C15 / turbocharged diesel / 6-cylinder 24-valve / liquid-cooled inline |
| Displacement | 928 ci (15.2 L) |
| Emissions | Tier III |
| Power (gross) | 400 hp (298.3 kW) |
| Rated RPM | 2100 |
| Starter volts | 12 |
| Torque | 1423 lb-ft (1929.6 Nm) |
| Torque RPM | 1300 |
| Drawbar (tested) | 313.27 hp (233.6 kW) |
| Engine (gross) | 400 hp (298.3 kW) |
| PTO (claimed) | 335 hp (249.8 kW) |
| PTO (tested) | 402.32 hp (300.0 kW) |
Transmission
| Clutch | hydraulic wet disc |
|---|---|
| Gears | 16 forward and 4 reverse |
| Transmission | Cat Powershift |
| Transmission type | 16-speed full power shift |
| Type | full power shift |
Mechanical
| Cab | Cab standard with air-conditioning. |
|---|---|
| Description | Hydraulic wet disc brakes |
| Drive | crawler |
Hydraulics
| Pressure | 2900 psi (200.0 bar) |
|---|---|
| Rear valves | 4 to 6 |
| Total flow | 43.5 gpm (164.6 lpm) |
| Type | closed center PFC |
Hitch
| Rear lift | 19500 lbs (8845 kg) |
|---|---|
| Rear Type | III/IVN |
PTO
| Rear PTO | independent |
|---|---|
| Rear PTO Type | 1000 (1.75) |
Electrical
| Batteries | 4 |
|---|---|
| Battery CCA | 1000 |
| Battery volts | 12 |
| Charging amps | 185 |
| Ground | negative |
Dimensions & Tires
| Ground clearance | 14.4 inches (36 cm) |
|---|---|
| Height | 138.1 inches (350 cm) |
| Length | 265.9 inches (675 cm) |
| Wheelbase | 118 inches (299 cm) |
| Width | 140.9 inches (357 cm) |
Challenger MT845B Tracks
| Width | 27.5 inches (69 cm) / 30 inches (76 cm) / 36 inches (91 cm) |
|---|
Challenger MT845B Weight
| Max capacity | 50000 lbs (22680 kg) |
|---|---|
| Operating | 43075 lbs (19538 kg) |
| Shipping | 41000 lbs (18597 kg) |
Dimensions & Tracks
| Description | 27.5-inch tracks |
|---|---|
| Weight | 41000 to 43075 pounds |
| Wheelbase | 118 inches (299 cm) |
OCED Tractor Test 1861
| Description | Diesel 16-speed crawlerOctober 4 - 26, 2005Link: OCED Tractor Test 1861 file / PTO performance / Drawbar performance / Gear 6 used for power test. / Gear 3 used for pull test. |
|---|---|
| Fuel use | 23.5 gal/hour (88.9 l/hour) / 23.3 gal/hour (88.2 l/hour) / 23.8 gal/hour (90.1 l/hour) / 23.6 gal/hour (89.3 l/hour) |
| Max power | 402.32 hp (300.0 kW) / 313.27 hp (233.6 kW) |
| Max pull | 42532 lbs (19292 kg) |
| Power at rated engine speed | 359.53 hp (268.1 kW) |
| Power at rated PTO speed | 387.05 hp (288.6 kW) |
References
| Description | Challenger MT800B Series published in 2005, by AGCO |
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