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| info | |
| 1996 - 1998, Agricultural Crawler tractor | |
| Series back: | Challenger 45 |
| Production | |
| Manufacturer: | Caterpillar |
| Original price (USD), $133,000 (1998 ), | |
| Capacity | |
| Fuel: | 125 gal [473.1 L] |
| 3-Point Hitch | |
| Rear Type: | III/II |
| Control: | draft control |
| Rear lift: | 12500 lbs [5670 kg], 15000 lbs [6804 kg] *Optional. |
| Power Take-off (PTO) | |
| Rear PTO: | independent |
| Clutch: | electro-hydraulic wet disc |
| Rear RPM: | 1000 (1.75) |
| Engine RPM: | 1000@1900 |
| Dimensions & Tires | |
| Wheelbase: | 86 inches [218 cm] |
| Weight: | 26000 lbs [11793 kg] |
| Front tire: | tracks |
| Rear tire: | tracks |
| 55 Serial Numbers | |
| - Serial numbers unknown - |
| Challenger 55 Power | |
| Drawbar (claimed): | 191 hp [142.4 kW] |
| PTO (claimed): | 225 hp [167.8 kW] |
| Mechanical | |
| Chassis: | crawler |
| Steering: | differential power |
| Brakes: | wet disc |
| Cab: | Cab standard with air-conditioning. |
| Hydraulics | |
| Type: | variable-displacement load-sensing pressure-compensated |
| Pressure: | 2750 psi [189.6 bar] |
| Valves: | 3 or 4 |
| Pump flow: | 31.2 gpm [118.1 lpm], 55 gpm [208.2 lpm] *Optional. |
| Electrical | |
| Ground: | negative |
| Charging system: | alternator |
| Battery | |
| Volts: | 12 |
| info | |
| Bore/Stroke: | 4.33x5.00 inches [110 x 127 mm] |
| Rated RPM: | 2100 |
| Starter volts: | 12 |
| Coolant capacity: | 34.4 qts [32.6 L] |
| Engine Detail | |
| Caterpillar 3126, turbocharged diesel, 6-cylinder, liquid-cooled, 442 ci [7.2 L] |
| info | |
| Series back: | Challenger 45 |
| Transmission | |
| Type: | full power shift |
| Gears: | 16 forward and 9 reverse |
| info | |
| Series back: | Challenger 45 |
| Dimensions | |
| Weight: | 26000 lbs [11793 kg] |
| Wheelbase: | 86 inches [218 cm] |
| Length: | 211 inches [535 cm] |
| Width: | 91 inches [231 cm] |
| Height (cab): | 120 inches [304 cm] |
| Height (exhaust): | 125 inches [317 cm] |
| Front tread: | 60/68/72/76/80/88/90 inches [152/172/182/193/203/223/228 cm] |
| Rear tread: | 60/68/72/76/80/88/90 inches [152/172/182/193/203/223/228 cm] |
| Challenger 55 Tires | |
| Ag front: | 16-inch track, 20-inch track, 25-inch track, 32-inch track |
| Ag rear: | 16-inch track, 20-inch track, 25-inch track, 32-inch track |