Tractor · 2005Unverified
Challenger MT845B
Challenger MT845B — MT800B Series · 400 hp. Reference specifications; pending source verification.
Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.
Rated power
400 hp
Max power
300.0 kW
Weight
41000 to 43075 pounds
Hover a source tag to verify
Overview
ManufacturerChallenger (a part of AGCO)Reference
Agricultural Crawler tractorReference
Built in Jackson, Minnesota, USAReference
DrivecrawlerReference
Hydraulic wet disc brakesReference
Cab standard with air-conditioning.Reference
Engine
Caterpillar 15.2L 6-cyl dieselReference
Fuel tank1154.4 LReference
Fuel tank1249.0 LReference
Engine (gross)298.3 kWReference
Drawbar (tested)233.6 kWReference
Caterpillar C15Reference
turbocharged dieselReference
6-cylinder 24-valveReference
liquid-cooled inlineReference
Displacement15.2 LReference
Bore/Stroke137 x 172 mmReference
EmissionsTier IIIReference
Power (gross)298.3 kWReference
Air cleanerdual paper elementsReference
Compression16.5:1Reference
Rated RPM2100Reference
Torque1929.6 NmReference
Torque RPM1300Reference
Starter volts12Reference
Max power300.0 kWReference
Power at rated engine speed268.1 kWReference
Max power233.6 kWReference
Transmission
16-speed full power shiftReference
TransmissionCat PowershiftReference
Typefull power shiftReference
Gears16 forward and 4 reverseReference
Clutchhydraulic wet discReference
PTO & Hydraulics
PTO (claimed)249.8 kWReference
PTO (tested)300.0 kWReference
Typeclosed center PFCReference
Pressure200.0 barReference
Rear valves4 to 6Reference
Total flow164.6 lpmReference
Total flow223.3 lpmReference
Rear TypeIII/IVNReference
Rear lift8845 kgReference
Rear PTOindependentReference
Rear PTO Type1000 (1.75)Reference
Power at rated PTO speed288.6 kWReference
Dimensions
Wheelbase299 cmReference
Weight41000 to 43075 poundsReference
27.5-inch tracksReference
Length675 cmReference
Width357 cmReference
Height350 cmReference
Ground clearance36 cmReference
Shipping18597 kgReference
Operating19538 kgReference
Electrical
GroundnegativeReference
Charging amps185Reference
Batteries4Reference
Battery CCA1000Reference
Battery volts12Reference
Challenger MT845B Tracks
Width69 cmReference
Width76 cmReference
Width91 cmReference
Capacities
Max capacity22680 kgReference
Test results
Diesel 16-speed crawlerOctober 4 - 26, 2005Link: OCED Tractor Test 1861 fileReference
PTO performanceReference
Fuel use88.9 l/hourReference
Fuel use88.2 l/hourReference
Fuel use90.1 l/hourReference
Drawbar performanceReference
Fuel use89.3 l/hourReference
Gear 6 used for power test.Reference
Max pull19292 kgReference
Gear 3 used for pull test.Reference
Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.