This page provides a detailed comparison of the specifications for the Caterpillar D3C SA Special Application and the Challenger MT645D.
| Caterpillar D3C SA Special Application | Challenger MT645D | |
|---|---|---|
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| Engine | ||
| Engine Manufacturer | Caterpillar | Sisu Diesel |
| Engine Model | 3204 | - |
| Engine Cooling Type | Liquid-cooled | Liquid-cooled |
| Engine Fuel Type | Diesel | No. 2 Diesel |
| Engine Induction Type | Turbocharged | Turbocharged air-to-air intercooled |
| Engine Cylinders | 4 | 6 |
| Engine Displacement Value | 318 ci (5.2 L) | 514 ci (8.4 L) |
| Engine Rated Rpm | 2400 | 1950 |
| Engine Power Output Value | 110 hp (82.0 kW) | 251 hp (187.0 kW) |
| Transmission | ||
| Transmission Type | Gear | CVT (combination of mechanical and hydrostatic sections) |
| Transmission Forward Gears | 5 | Infinite |
| Transmission Reverse Gears | 4 | Infinite |
| Dimensions | ||
| Length Value | 146 | 215.7 |
| Width Value | 76.5 | - |
| Operating Weight Value | 14750 lb (6690 kg) | 25365 lb (11505 kg) |
| Miscellaneous | ||
| Chassis | Crawler | 4x4 |
| Drive Type | - | 4WD |
| Hitch Type | - | III |
| Hitch Category | - | III |
| Hitch Position | - | Rear |
| Hydraulic System Type | - | Closed Center Load Sensing (CCLS) |
| Operator Station Type | - | Cab |
| Starter Type | Electric | Electric |
