Challenger MT975B: all source data
All 62 values recorded for this model, as the source lists them and in its units. The spec sheet shows the same data checked, typed and converted.
Overview
Production| Manufacturer | Challenger (a part of AGCO) |
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| (no label) | Four-wheel Drive (4WD) tractor |
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| (no label) | Built in Jackson, Minnesota, USA |
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Engine| (no label) | Caterpillar 18.1L 6-cyl diesel |
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| Fuel tank | 390 gal | 1476.2 L |
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Transmission| (no label) | 16-speed full power shift |
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Power| Engine | 570 hp | 425.0 kW |
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| PTO (claimed) | 425 hp | 316.9 kW |
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| Drawbar (tested) | 523.03 hp | 390.0 kW |
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| PTO (tested) | 584.72 hp | 436.0 kW |
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Mechanical| (no label) | Four-wheel drive |
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| Final drives | inboard planetary |
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| Differential lock | electro-hydraulic front and rear optional |
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| (no label) | Articulated power steering |
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| (no label) | Wet disc brakes |
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| (no label) | Cab standard with air-conditioning. |
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Hydraulics| Type | closed center PFC |
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| Pressure | 2900 psi | 200.0 bar |
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| Rear valves | 4 to 6 |
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| Total flow | 43.5 gpm | 164.6 lpm |
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| Total flow | 59 gpm | 223.3 lpm |
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Hitch| Rear Type | IVN/III |
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| Rear Type | IV |
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| Rear lift | 19500 lbs | 8845 kg |
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Pto| Rear PTO | independent |
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| Rear PTO Type | 1000 (1.75) |
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| Engine RPM | 1000@2000 |
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Dimensions| Wheelbase | 155.5 inches | 394 cm |
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| Weight | 39767 lbs | 18038 kg |
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| Front tire | 800/70R38 |
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| Rear tire | 800/70R38 |
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Electrical| Ground | negative |
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| Charging system | alternator |
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| Charging amps | 185 |
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| Batteries | 4 |
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| Battery CCA | 1000 |
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| Battery volts | 12 |
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Engine
Engine detail| (no label) | Caterpillar C18 |
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| (no label) | turbocharged aftercooled diesel |
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| (no label) | 6-cylinder 24-valve |
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| (no label) | liquid-cooled inline |
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| Displacement | 1106 ci | 18.1 L |
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| Bore/Stroke | 5.709x7.205 inches | 145 x 183 mm |
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| Emissions | Tier III |
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| Power | 570 hp | 425.0 kW |
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| Air cleaner | dual dry element |
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| Compression | 16.3:1 |
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| Rated RPM | 2100 |
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Transmission
Transmission| Type | full power shift |
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| Gears | 16 forward and 4 reverse |
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| Clutch | hydraulic wet discs |
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Dimensions
Tires| Ag front | 800/70R38 |
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| Ag rear | 800/70R38 |
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Dimensions| Wheelbase | 155.5 inches | 394 cm |
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| Length | 298 inches | 756 cm |
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| Width | 200 inches | 508 cm |
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| Height (cab) | 151 inches | 383 cm |
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| Shipping weight | 39767 lbs | 18038 kg |
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| Max weight (Max) | 60000 lbs | 27216 kg |
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| Ground clearance | 17.5 inches | 44 cm |
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| Front axle | 5.71 inch diameter | 145 mm |
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| Rear axle | 5.71 inch diameter | 145 mm |
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