This page provides a detailed comparison of the specifications for the Caterpillar D9 and the John Deere 9420R.
| Caterpillar D9 | John Deere 9420R | |
|---|---|---|
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| Engine | ||
| Engine Manufacturer | Caterpillar | John Deere |
| Engine Model | D353 | John Deere Diesel six-cylinder vertical with two turbochargers, air-to-air aftercooler, and D.E.F (Diesel Exhaust Fluid) exhaust treatment |
| Engine Cooling Type | Liquid-Cooled | Liquid-cooled |
| Engine Fuel Type | Diesel | Diesel |
| Engine Induction Type | Turbocharged | Electronic injection with turbochargers and aftercooler |
| Engine Cylinders | 6 | 6 |
| Engine Displacement Value | 1473 ci (24.1 L) | 826 ci (13.5 L) |
| Engine Rated Rpm | 1240 | 2100 |
| Transmission | ||
| Transmission Type | Gear / Torque Converter | Selective gear fixed ratio with full range operator controlled power shift |
| Transmission Forward Gears | 6 | 18 |
| Transmission Reverse Gears | - | 6 |
| Dimensions | ||
| Length Value | 215 | 314.3 |
| Width Value | 120 | 176 |
| Operating Weight Value | 66025 lb (29948 kg) | 42965 lb (19489 kg) |
| Miscellaneous | ||
| Hitch Type | - | Category 4N, Category 4 |
| Hitch Category | - | IV |
| Hitch Position | - | Rear |
| Hydraulic System Type | - | Closed-center pressure/flow compensated |
| Operator Station Type | - | Cab |
| Starter Type | 2-Cylinder Gas Pony Engine | 12 volt electric |
