Challenger 65: all source data
All 63 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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Engine| (no label) | Caterpillar 10.5L 6-cyl diesel |
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Transmission| (no label) | 10-speed full power shift |
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Power| Engine (gross) | 270 hp | 201.3 kW |
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| Engine (net) | 256 hp | 190.9 kW |
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| Drawbar (claimed) | 202 hp | 150.6 kW |
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| PTO (claimed) | 235 hp | 175.2 kW |
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| Drawbar (tested) | 213.73 hp | 159.4 kW |
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| PTO (tested) | 237.91 hp | 177.4 kW |
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Mechanical| Drive | crawler |
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| Steering | hydrostatic differential steering |
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| (no label) | Hydraulic caliper disc brakes |
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| (no label) | Cab standard with air-conditioning. |
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Capacity| Fuel | 186 gal | 704.0 L |
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| Hydraulic system | 16 gal | 60.6 L |
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Hydraulics| Type | closed center |
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| Capacity | 16 gal | 60.6 L |
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| Pressure | 2500 psi | 172.4 bar |
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| Valves | 4 |
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| Pump flow | 27.2 gpm | 103.0 lpm |
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Hitch| Rear Type | III |
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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 |
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Dimensions| Wheelbase | 106 inches | 269 cm |
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| Weight | 33200 lbs | 15059 kg |
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| (no label) | 24.5-inch tracks |
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Electrical| Ground | negative |
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| Charging system | alternator |
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| Charging amps | 105 |
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| Batteries | 2 |
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| Battery volts | 12 |
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Engine
Engine detail| (no label) | Caterpillar 3306 DITA |
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| (no label) | turbocharged diesel |
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| (no label) | 6-cylinder |
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| (no label) | liquid-cooled |
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| Displacement | 638 ci | 10.5 L |
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| Bore/Stroke | 4.75x6.00 inches | 121 x 152 mm |
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| Power (net) | 256 hp | 190.9 kW |
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| Power (gross) | 270 hp | 201.3 kW |
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| Fuel system | direct injection |
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| Air cleaner | dual paper elements with aspirator |
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| Compression | 15:1 |
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| Rated RPM | 2100 |
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| Starter volts | 12 |
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| Oil capacity | 28 qts | 26.5 L |
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| Coolant capacity (Coolant) | 44 qts | 41.6 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 | 72 qts | 68.1 L |
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Dimensions
Tracks| Width | 24.5 inches | 62 cm |
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| Length on ground | 106 inches | 269 cm |
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| Area on ground | 5193 in² | 3.4 m² |
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| Ground pressure | 5.7 psi | 0.4 bar |
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Dimensions| Wheelbase | 106 inches | 269 cm |
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| Length | 225 inches | 571 cm |
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| Width | 113 inches | 287 cm |
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| Height (cab) | 127 inches | 322 cm |
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| Height (exhaust) | 135 inches | 342 cm |
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| Operating weight | 33200 lbs | 15059 kg |
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| Ground clearance | 14.9 inches | 37 cm |
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| Gauge | 84.6 inches | 214 cm |
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