Technical Parameter
| Conventional parameters | |
|---|---|
| Equipment Model | 6640E |
| Model Abbreviation | 6640 |
| Rated Load Capacity (kg) | 1179 |
| Tipping Load (kg) | 2359 |
| Operating Weight (kg) | 1315 |
| Engine | |
| Model | Yanmar 4TNV98T Stage 3A |
| Rated Power/Speed (kW/r/min) | 52.7/2500 |
| Maximum Torque/Speed (N·m/r/min) | 279.3/1700 |
| Total Displacement (L) | 3.3 |
| Transmission System | |
| Maximum Travel Speed (Forward/Reverse) (km/h) | 22.4 |
| Tire Size | 14.00 x 17.5 HD |
| Fluid Capacities | |
| Fuel Tank Capacity (L) | 91 |
| Machine Dimensions | |
| Overall Length (with Bucket) (mm) | 3594 |
| Overall Length (without Attachment) (mm) | 2687 |
| Overall Width (at Tire Edge) (mm) | 1841 |
| Overall Height (mm) | 2083 |
| Wheelbase (mm) | 1229 |
| Minimum Ground Clearance (mm) | 231 |
| Bucket Width (mm) | 1880 - 2286 |
| Working Range | |
| Maximum Dumping Height (mm) | 4275 |
| Unloading Distance (at Maximum Height) (mm) | 894 |
| Maximum Height of Bucket Pivot Pin (mm) | 3157 |
| Front Turning Radius (with Bucket) (mm) | 2299 |
| Front Turning Radius (without Attachment) (mm) | 1372 |
| Rear Turning Radius (mm) | 1753 |
| Departure Angle (°) | 29 |
| Bucket Tilt Angle on Ground (°) | 28 |
| Unloading Angle at Maximum Height (°) | 37 |
| Bucket Tilt Angle at Maximum Height (°) | 97 |