Challenger 75D: all source data
All 74 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 Caterpillar) |
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| (no label) | Agricultural Crawler tractor |
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| (no label) | Built in Dekalb, Illinois, USA |
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| (no label) | Original price was $144,000 in 1997 |
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Engine| (no label) | Caterpillar 10.3L 6-cyl diesel |
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Transmission| (no label) | 10-speed full power shift |
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Power| Engine (gross) | 330 hp | 246.1 kW |
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| Drawbar (claimed) | 240 hp | 179.0 kW |
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| PTO (claimed) | 285 hp | 212.5 kW |
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| Drawbar (tested) | 254.52 hp | 189.8 kW |
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| PTO (tested) | 300.58 hp | 224.1 kW |
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Mechanical| Drive | crawler |
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| Steering | hydrostatic differential steering |
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| (no label) | Hydraulic wet disc brakes |
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| (no label) | Cab standard with air-conditioning. |
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Capacity| Fuel | 203 gal | 768.4 L |
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| Hydraulic system | 29 gal | 109.8 L |
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Hydraulics| Type | closed-center pressure-compensated |
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| Capacity | 29 gal | 109.8 L |
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| Pressure | 2750 psi | 189.6 bar |
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| Valves | 4 |
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| Pump flow | 27 gpm | 102.2 lpm |
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| Pump flow | 35 gpm | 132.5 lpm |
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Hitch| Rear Type | IV/III |
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| Control | position and draft control |
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| Rear lift | 12300 lbs | 5579 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@2050 |
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Dimensions| Wheelbase | 107 inches | 271 cm |
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| Weight | 35720 lbs | 16202 kg |
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| (no label) | 25-inch tracks |
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Electrical| Ground | negative |
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| Charging system | alternator |
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| Charging amps | 145 |
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| Batteries | 2 |
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| Battery CCA | 900 |
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| Battery volts | 12 |
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Engine
Engine detail| (no label) | Caterpillar 3176C ATAAC |
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| (no label) | turbocharged intercooled diesel |
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| (no label) | 6-cylinder |
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| (no label) | liquid-cooled |
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| Displacement | 629 ci | 10.3 L |
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| Bore/Stroke | 4.92x5.51 inches | 125 x 140 mm |
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| Power (gross) | 330 hp | 246.1 kW |
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| Air cleaner | dual paper elements with aspirator |
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| Pre-heating | ether injection |
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| Pre-heating | block heater |
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| Rated RPM | 2100 |
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| Starter volts | 12 |
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| Oil capacity | 32 qts | 30.3 L |
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| Coolant capacity (Coolant) | 60 qts | 56.8 L |
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Transmission
Transmission| Type | full power shift |
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| Gears | 10 forward and 2 reverse |
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| Oil capacity | 60 qts | 56.8 L |
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Dimensions
Tracks| Width | 25 inches | 63 cm |
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| Length on ground | 107.1 inches | 272 cm |
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| Area on ground | 5355 in² | 3.5 m² |
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| Ground pressure | 6.1 psi | 0.4 bar |
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| Width | 30 inches | 76 cm |
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| Length on ground | 107.1 inches | 272 cm |
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| Area on ground | 6426 in² | 4.1 m² |
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| Ground pressure | 5.6 psi | 0.4 bar |
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| Width | 35 inches | 88 cm |
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| Length on ground | 107.1 inches | 272 cm |
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| Area on ground | 7497 in² | 4.8 m² |
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| Ground pressure | 4.4 psi | 0.3 bar |
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Dimensions| Wheelbase | 107 inches | 271 cm |
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| Length | 232 inches | 589 cm |
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| Width | 120 inches | 304 cm |
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| Height (cab) | 128 inches | 325 cm |
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| Height (exhaust) | 144 inches | 365 cm |
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| Operating weight | 35720 lbs | 16202 kg |
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| Gauge | 90 inches | 228 cm |
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