This page provides a detailed comparison of the specifications for the Caterpillar D3C SA Special Application and the Challenger MT645B.
| Caterpillar D3C SA Special Application | Challenger MT645B | |
|---|---|---|
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| Engine | ||
| Engine Manufacturer | Caterpillar | Sisu |
| Engine Model | 3204 | 74ETA |
| Engine Cooling Type | Liquid-cooled | Liquid-cooled |
| Engine Fuel Type | Diesel | Diesel |
| Engine Induction Type | Turbocharged | Turbocharged |
| Engine Cylinders | 4 | 6 |
| Engine Displacement Value | 318 ci (5.2 L) | 449 ci (7.4 L) |
| Engine Rated Rpm | 2400 | 2200 |
| Engine Power Output Value | 110 hp (82.0 kW) | 235 hp (175.2 kW) |
| Transmission | ||
| Transmission Type | Gear | continuously variable transmission (CVT) |
| Transmission Forward Gears | 5 | infinite |
| Transmission Reverse Gears | 4 | infinite |
| Dimensions | ||
| Length Value | 146 | 206 |
| Width Value | 76.5 | 118 |
| Operating Weight Value | 14750 lb (6690 kg) | 19595 lb (8888 kg) |
| Miscellaneous | ||
| Chassis | Crawler | - |
| Front Tire Type | - | - |
| Rear Tire Type | - | - |
| Hitch Type | - | Three-Point Hitch |
| Hitch Category | - | III |
| Hitch Position | - | Rear |
| Hydraulic System Type | - | Pressure Flow Compensated (PFC) |
| Starter Type | Electric | Electric |
