This page provides a detailed comparison of the specifications for the Challenger MT645B and the Massey Ferguson 4245.
| Challenger MT645B | Massey Ferguson 4245 | |
|---|---|---|
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| Engine | ||
| Engine Manufacturer | Sisu | Perkins |
| Engine Model | 74ETA | Perkins Diesel, Serial No. U818783C |
| Engine Cooling Type | Liquid-cooled | Liquid-cooled |
| Engine Fuel Type | Diesel | Diesel |
| Engine Induction Type | Turbocharged | Turbocharged |
| Engine Cylinders | 6 | 4 |
| Engine Displacement Value | 449 ci (7.4 L) | 243 ci (4.0 L) |
| Engine Rated Rpm | 2200 | 2200 |
| Engine Power Output Value | 235 hp (175.2 kW) | 73 hp (54.5 kW) |
| Transmission | ||
| Transmission Type | continuously variable transmission (CVT) | 12-speed |
| Transmission Forward Gears | infinite | - |
| Transmission Reverse Gears | infinite | - |
| Dimensions | ||
| Length Value | 206 | 159 |
| Width Value | 118 | 81.1 |
| Operating Weight Value | 19595 lb (8888 kg) | 8225 lb (3731 kg) |
| Miscellaneous | ||
| Chassis | - | 4x2 2WD |
| Drive Type | - | 2WD |
| Front Tire Type | - | - |
| Rear Tire Type | - | - |
| Hitch Type | Three-Point Hitch | Category II |
| Hitch Category | III | - |
| Hitch Position | Rear | Rear |
| Hydraulic System Type | Pressure Flow Compensated (PFC) | Open Center |
| Starter Type | Electric | Electric |
