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| info | |
| Series: | → MT655C, |
| Production | |
| Manufacturer: | Challenger (a part of AGCO) |
| Type: | Row-Crop tractor |
| Factory: | Beauvais, France |
| Original price: | $206,331 (2009 ) |
| Variants | |
| Massey Ferguson 8650 |
| Challenger MT645C Power | |
| Engine (gross): | 240 hp 179.0 kW |
| PTO (claimed): | 205 hp 152.9 kW |
| Drawbar (tested): | 180.1 hp 134.3 kW |
| PTO (tested): | 250.0 hp 186.4 kW |
| Challenger MT645C Engine | |
| Fuel tank: | 155.9 gal 590.1 L, 182.3 gal 690.0 L (without SCR) |
| Exhaust fluid (DEF): | 7.9 gal 29.9 L |
| Mechanical | |
| Chassis: | 4x4 MFWD 4WD |
| Final drives: | planetary |
| Differential lock: | electro-hydraulic front and rear |
| Steering: | power |
| Brakes: | hydraulic wet disc |
| Cab: | Cab standard with heat and air-conditioning. Optional heated seat, power adjustable mirrors, and automatic temperature control. |
| Transmission: | continuously variable transmission |
| Hydraulics | |
| Type: | closed center load sensing |
| Pressure: | 2,901 psi 200.0 bar |
| Valves: | 4 to 6 |
| Pump flow: | 26.4 gpm 99.9 lpm |
| Total flow: | 46.2 gpm 174.9 lpm |
| Tractor hitch | |
| Rear Type: | III |
| Control: | electronic lower-link draft sensing |
| Rear lift (at ends): | 26,460 lbs 12002 kg |
| Rear lift (at 24"/610mm): | 21,336 lbs 9678 kg |
| Front Hitch: | III |
| Front lift (at ends): | 11,020 lbs 4998 kg |
| Power Take-off (PTO) | |
| Rear PTO: | independent |
| Clutch: | electro-hydraulic |
| Rear RPM: | 1000E/1000 (1.75), 540E/1000 (1.375)*Optional |
| Front PTO: | independent*Optional |
| Front RPM: | 1000 (1.375) |
| Dimensions & Tires | |
| Wheelbase: | 122.2 inches 310 cm |
| Weight: | 24250 to 25795 pounds |
| Front tire: | 480/70R34 |
| Rear tire: | 520/85R46 |
| MT645C Serial Numbers | |
| Location: | Serial number plate below the tractor cab door on the right side. |
| photo of MT645C serial number | |
| Electrical | |
| Ground: | negative |
| Charging system: | alternator |
| Charging amps: | 240*Two 120A alternators. |
| Batteries: | 2 |
| Battery CCA: | 775 |
| Battery volts: | 12 |
| info | |
| Series: | → MT655C, |
| Engine Detail | |
| AGCO SISU POWER 84CTA, turbocharged intercooled diesel, 6-cylinder, liquid-cooled, The engine uses AGCO's e3 selective catalytic reduction (SCR) system to reduce nitrogen oxides (NOx). An exhaust-gas recirculation (IEGR) version of the engine was optionally available. | |
| Displacement: | 512.6 ci 8.4 L |
| Bore/Stroke: | 4.37x5.71 inches 111 x 145 mm |
| Emissions: | Interim Tier 4 |
| Emission control: | selective catalytic reduction (SCR), integrated exhaust gas recirculation (IECR) optional |
| Power (gross): | 240 hp 179.0 kW |
| Maximum Power: | 270 hp 201.3 kW |
| Fuel system: | electronic high-pressure common rail |
| Compression: | 16.7:1 |
| Rated RPM: | 2200 |
| Torque: | 874 lb-ft 1185.1 Nm |
| Torque RPM: | 1500 |
| Starter: | electric |
| Starter volts: | 12 |
| info | |
| Series: | → MT655C, |
| Transmission | |
| Transmission: | Techstar CVT |
| Type: | continuously variable transmission |
| Gears: | infinite forward and reverse |
| info | |
| Series: | → MT655C, |
| Challenger MT645C Tires | |
| Standard tires (ag): | Front: 480/70R34. Rear: 520/85R46 |
| Dimensions | |
| Wheelbase: | 122.2 inches 310 cm |
| Length: | 223.2 inches 566 cm |
| Height (cab): | 133.1 inches 338 cm |
| Rear axle: | Bar: 4.33 by 118 inches 109 by 2997 mm |
| Front tread: | 60.9 to 88.8 inches 154 to 225 cm |
| Rear tread: | 58.5 to 119.5 inches 148 to 303 cm |
| Challenger MT645C Weight | |
| Shipping: | 24,250 lbs 10999 kg |
| Operating: | 25,795 lbs 11700 kg |
| Max capacity: | 38,890 lbs 17640 kg |
| info | |
| Series: | → MT655C, |
| Challenger ML99B Loader | |
| Height (to pin): | 187 inches 474 cm |
| Dump angle: | 55° |
| Breakout force (at pin): | 7700 lbs 3492 kg |
| Breakout force (at 800mm): | 6600 lbs 2993 kg |
| Breakout force (bucket): | 10560 lbs 4790 kg |
| Lift to full height (at pin): | 5610 lbs 2544 kg |
| Lift to full height (at 800mm): | 4950 lbs 2245 kg |
| Lift to 1.5m (at pin): | 7150 lbs 3243 kg |
| Lift to 1.5m (at 800mm): | 6160 lbs 2794 kg |
| Bucket width: | 83 inches 210 cm, 95 inches 241 cm, 102 inches 259 cm |