This page provides a detailed comparison of the specifications for the Challenger MT425 and the International Harvester 664.
| Challenger MT425 | International Harvester 664 | |
|---|---|---|
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| Engine | ||
| Engine Manufacturer | Perkins | International Harvester |
| Engine Model | 3054 | D239 |
| Engine Cooling Type | Liquid-cooled | Liquid-cooled |
| Engine Fuel Type | Diesel | Diesel |
| Engine Induction Type | - | Natural |
| Engine Cylinders | 4 | 4 |
| Engine Displacement Value | 243 ci (4.0 L) | 239 ci (3.9 L) |
| Engine Rated Rpm | 2200 | - |
| Transmission | ||
| Transmission Type | 24-speed power shuttle | Manual |
| Transmission Forward Gears | 24 | 10 |
| Transmission Reverse Gears | 24 | 2 |
| Dimensions | ||
| Width Value | 77 | - |
| Operating Weight Value | 6182 lb (2804 kg) | 6000 lb (2722 kg) |
| Miscellaneous | ||
| Chassis | 4x2 2WD | 4x2 2WD |
| Drive Type | 2WD | 2WD |
| Front Tire Type | - | - |
| Rear Tire Type | - | - |
| Hitch Category | II | II |
| Hitch Position | Rear | - |
| Hydraulic System Type | Open center | - |
| Operator Station Type | ROPS | - |
