| Model | 4518K (18'') | 4520K (20'') |
| Output Power (W) | 1900 W | 1900 W |
| Engine CC | 45.2 CC | 45.2 CC |
| Fuel Type | GASOLINE : 2T [50 : 1] | GASOLINE : 2T [50 : 1] |
| Fuel Tank (ML) | 550 ML | 550 ML |
| Chain Oil | SAE 10W-30 | SAE 10W-30 |
| Oil Tank (ML) | 260 ML | 260 ML |
| Carburetor | Diaphragm | Diaphragm |
| Ignition System | Pointless (CDI) | Pointless (CDI) |
| Oil Feeding System | Automatic | Automatic |
| Sprocket | 7T x 0.375'' | 7T x 0.375'' |
| Cutting Head | Sprocket Nose | Sprocket Nose |
| Guide Bar | AE 18-64-5811P | AU20-72-5811P |
| Saw Chain | 3/8'' | .058'' | 72DL | 3/8'' | .058'' | 72DL |
| Dry Weight (KG) | 5.5kg | 5.5kg |