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| info | |
| 1991 - 1992, Agricultural Crawler tractor | |
| Next model: | Challenger 75C |
| Series back: | Challenger 65 |
| Production | |
| Manufacturer: | Caterpillar |
| Capacity | |
| Fuel: | 220 gal [832.7 L] |
| 3-Point Hitch | |
| Rear Type: | III,IV |
| Power Take-off (PTO) | |
| Rear RPM: | 1000 |
| Dimensions & Tires | |
| Wheelbase: | 106 inches [269 cm] |
| Weight: | 34,370 lbs [15590 kg] |
| Front tire: | tracks |
| Rear tire: | tracks |
| 75 Serial Numbers | |
| - Serial numbers unknown - |
| Challenger 75 Power | |
| Engine: | 325 hp [242.4 kW] |
| Drawbar (claimed): | 260 hp [193.9 kW] |
| PTO (claimed): | 281 hp [209.5 kW] |
| Drawbar (tested): | 251.01 hp [187.2 kW] |
| PTO (tested): | 301.85 hp [225.1 kW] |
| Mechanical | |
| Chassis: | crawler |
| Steering: | hydrostatic differential steering |
| Brakes: | hydraulic caliper disc |
| Cab: | Cab standard |
| Hydraulics | |
| Type: | closed |
| Valves: | 4 |
| Pump flow: | 26 gpm [98.4 lpm] |
| Battery | |
| Volts: | 12 |
| info | |
| Bore/Stroke: | 4.92x5.5 inches [125 x 140 mm] |
| Power: | 325 hp [242.4 kW] |
| Compression: | 16:1 |
| Rated RPM: | 2100 |
| Starter volts: | 12 |
| Coolant capacity: | 44 qts [41.6 L] |
| Engine Detail | |
| Caterpillar, turbocharged diesel, 6-cylinder, liquid-cooled, 629 ci [10.3 L] |
| info | |
| Next model: | Challenger 75C |
| Series back: | Challenger 65 |
| Transmission | |
| Type: | full power shift |
| Gears: | 10 forward and 2 reverse |
| info | |
| Next model: | Challenger 75C |
| Series back: | Challenger 65 |
| Dimensions | |
| Weight (operating): | 34,370 lbs [15590 kg] |
| Wheelbase: | 106 inches [269 cm] |
| Challenger 75 Tires | |
| Ag front: | 25-in track |
| Ag rear: | 25-in track |