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| info | |
| The Challenger MT545B is similar to the Massey Ferguson 7480. |
| Production | |
| Manufacturer: | Challenger (a part of AGCO) |
| Factory: | Beauvais, France |
| Capacity | |
| Fuel: | 71 gal [268.7 L] |
| Hydraulic system: | 18.5 gal [70.0 L] (AutoPower), 26.4 gal [99.9 L] (CVT) |
| 3-Point Hitch | |
| Rear Type: | II/III |
| Rear lift (at 24"/610mm): | 9,391 lbs [4259 kg], 11,200 lbs [5080 kg] (CVT) |
| Front Hitch: | optional |
| Front lift: | 5,500 lbs [2494 kg] |
| Power Take-off (PTO) | |
| Rear PTO: | independent |
| Clutch: | electro-hydraulic wet disc |
| Rear RPM: | 540/1000 (standard), 540/540E/1000*Optional |
| Engine RPM: | 540@1980 540E@1533 1000@2000 1000E@1548 |
| Dimensions & Tires | |
| Wheelbase: | 112.1 inches [284 cm] |
| Weight: | 11052 to 14835 pounds |
| Front tire: | 11.00-16 |
| Rear tire: | 580/70R38 |
| Challenger MT545B Power | |
| Engine: | 143 hp [106.6 kW] |
| PTO (claimed): | 115 hp [85.8 kW] |
| Drawbar (tested): | 100.4 hp [74.9 kW] |
| PTO (tested): | 125.7 hp [93.7 kW] |
| Mechanical | |
| Chassis: | 4x2 2WD, 4x4 MFWD 4WD |
| Final drives: | inboard planetary |
| Differential lock: | electro-hydraulic front and rear |
| Steering: | power |
| Brakes: | hydraulic wet disc |
| Trailer brakes: | hydraulic*Optional |
| Cab: | Cab standard with heat and A/C. Optional pneumatic cab suspension and automatic climate control. |
| Hydraulics | |
| Type: | closed center pressure flow compensating (PFC) |
| Capacity: | 18.5 gal [70.0 L] (AutoPower), 26.4 gal [99.9 L] (CVT) |
| Pressure: | 2900 psi [200.0 bar] |
| Rear valves: | 2 to 4 |
| Total flow: | 29 gpm [109.8 lpm] |
| Electrical | |
| Ground: | negative |
| Charging system: | alternator |
| Charging amps: | 120 |
| Battery | |
| Number: | 2 |
| Cold-cranking amps: | 420 |
| Volts: | 12 |
| info | |
| Bore/Stroke: | 3.937x5.00 inches [100 x 127 mm] |
| Emissions: | Tier II |
| Power: | 143 hp [106.6 kW] |
| Cooling system: | viscous fan |
| Air cleaner: | dual paper elements |
| Compression: | 17.5:1 |
| Rated RPM: | 2200 |
| Idle RPM: | 800-2350 |
| Starter volts: | 12 |
| Oil capacity: | 15.3 qts [14.5 L] |
| Coolant capacity: | 26.92 qts [25.5 L] |
| Engine Detail | |
| Caterpillar 3056C, turbocharged diesel, 6-cylinder, liquid-cooled vertical inline, 365.2 ci [6.0 L] |
| info | |
| Speeds: | With 20.8R38 rear tires. |
| Transmission | |
| Transmission: | AutoPower IV |
| Type: | partial power shift |
| Gears: | 32 forward and reverse |
| Clutch: | hydraulic wet disc |
| Four synchronized gears (1-4) in two synchronized ranges (low/high) with a four-speed (A-D) power shift on the left-hand power shuttle lever. | |
| info | |
| Previous model: | Challenger MT545 |
| Series next: | Challenger MT555B |
| Series back: | Challenger MT535B |
| Dimensions | |
| Weight (shipping): | 11,052 lbs [5013 kg] (2WD), 11,949 lbs [5420 kg] (4WD), 13,410 lbs [6082 kg] (CVT 4WD) |
| Weight (operating): | 13,140 lbs [5960 kg] (2WD), 13,215 lbs [5994 kg] (4WD), 14,835 lbs [6729 kg] (CVT 4WD) |
| Drawbar capacity: | 3821 lbs [1733 kg] |
| 2WD Front axle load: | 4652 lbs [2110 kg] |
| 4WD Front axle load: | 7496 lbs [3400 kg] |
| Rear axle load: | 12897 lbs [5850 kg] |
| Wheelbase: | 112.1 inches [284 cm] |
| Length: | 168.5 inches [427 cm] |
| Width: | 81.1 inches [205 cm] |
| Height (cab): | 112.8 inches [286 cm] |
| Clearance (drawbar): | 15.4 inches [39 cm] |
| Rear axle: | Bar: 3.2 by 82 inches [81x2082 mm] Bar: 3.2 by 113 inches [81x2870 mm] Flange*Optional |
| 2WD [162 to 210 cm] 2WD} 73.2 to 96 inches (wide row-crop axle) {2WD} [185 to 243 cm] (wide row-crop axle) {2WD} 61.2 to 89.2 inches {4WD} [155 to 226 cm] {4WD} Front tread: | 64.1 to 83 inches |
| Rear tread: | 55.5 to 91 inches (short bar) [140 to 231 cm] (short bar) 55.5 to 116.3 inches (long bar) [140 to 295 cm] (long bar) 56.9 to 90.6 inches (flange) [144 to 230 cm] (flange) |
| Challenger MT545B Tires | |
| Ag front: | 11.00-16 (2WD), 480/70R28 |
| Ag rear: | 580/70R38 |