Challenger MT745: all source data
All 59 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) | Agricultural Crawler tractor |
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| (no label) | Built in Jackson, Minnesota, USA |
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Engine| (no label) | Caterpillar 8.8L 6-cyl diesel |
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| Fuel tank | 118 gal | 446.6 L |
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| Fuel tank | 178 gal | 673.7 L |
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| Fuel tank | 208 gal | 787.3 L |
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Transmission| (no label) | 16-speed full power shift |
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| (no label) | 30-speed creeper |
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Power| Engine (gross) | 255 hp | 190.2 kW |
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| Drawbar (claimed) | 197 hp | 146.9 kW |
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| PTO (claimed) | 205 hp | 152.9 kW |
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| Drawbar (tested) | 177.67 hp | 132.5 kW |
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| PTO (tested) | 236.19 hp | 176.1 kW |
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Mechanical| Drive | crawler |
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| Steering | electro-hydraulic |
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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| Pressure | 2900 psi | 200.0 bar |
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| Valves | 4 to 6 |
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| Total flow | 43.5 gpm | 164.6 lpm |
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Hitch| Rear Type | III |
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| Rear lift | 16000 lbs | 7257 kg |
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Pto| Rear PTO | independent |
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| Rear PTO Type | 1000 (1.75) |
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Dimensions| Wheelbase | 96 inches | 243 cm |
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| Weight | 28,195 lbs | 12789 kg |
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| (no label) | Tracks |
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Electrical| Ground | negative |
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| Charging system | alternator |
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| Charging amps | 160 |
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| Battery volts | 12 |
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Engine
Engine detail| (no label) | Caterpillar |
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| (no label) | turbocharged diesel |
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| (no label) | 6-cylinder |
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| (no label) | liquid-cooled vertical |
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| Displacement | 537 ci | 8.8 L |
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| Bore/Stroke | 4.409x5.866 inches | 112 x 149 mm |
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| Power (gross) | 255 hp | 190.2 kW |
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| Air cleaner | dual paper elements |
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| Compression | 16.0:1 |
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| Rated RPM | 2100 |
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| Starter volts | 12 |
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Transmission
Transmission options| (no label) | 16-speed full power shift |
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| (no label) | 30-speed creeper |
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Transmission| Manufacturer | Caterpillar |
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| Type | full power shift |
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| Gears | 16 forward and 4 reverse |
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| Clutch | hydraulic wet disc |
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| Type | creeper |
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| Gears | 30 forward and 8 reverse |
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Dimensions
Dimensions| Wheelbase | 96 inches | 243 cm |
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| Weight | 28,195 lbs | 12789 kg |
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| Bar rear axle (Bar) | 88 inch length | 2235 mm |
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| Bar rear axle (Bar) | 120 inch length | 3048 mm |
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| Bar rear axle (Bar) | 160 inch length | 4064 mm |
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| Gauge | 60 to 88 inches | 152 to 223 cm |
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| Gauge | 80 to 120 inches | 203 to 304 cm |
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| Gauge | 120 to 160 inches | 304 to 406 cm |
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