This page provides a detailed comparison of the specifications for the John Deere 4066M and the Silver King 660.
| John Deere 4066M | Silver King 660 | |
|---|---|---|
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| Engine | ||
| Engine Manufacturer | Yanmar | Fate-Root-Heath |
| Engine Model | 4TNV86CHT | Continental 41 |
| Engine Cooling Type | Liquid-cooled | Liquid-cooled |
| Engine Fuel Type | Diesel | Gasoline |
| Engine Induction Type | Turbocharged | Naturally aspirated |
| Engine Cylinders | 4 | 4 |
| Engine Displacement Value | 128 ci (2.1 L) | 162 ci (2.7 L) |
| Engine Rated Rpm | 2600 | 1800 |
| Engine Power Output Value | 66 hp (49.1 kW) | - |
| Transmission | ||
| Transmission Type | Power shuttle | Gear |
| Transmission Forward Gears | 12 | 4 |
| Transmission Reverse Gears | 12 | 1 |
| Dimensions | ||
| Length Value | 130.3 | - |
| Operating Weight Value | 3770 lb (1710 kg) | - |
| Miscellaneous | ||
| Chassis | 4x4 MFWD 4WD | 3x2 2WD |
| Drive Type | MFWD 4WD | 2WD |
| Hitch Type | Three-Point Hitch | - |
| Hitch Category | I | III |
| Hitch Position | Rear | - |
| Hitch Capacity Value | 3130 lb (1420 kg) | - |
| Hydraulic System Type | Open center | - |
| Operator Station Type | Two-post folding ROPS | - |
| Starter Type | Electric | - |
