| Attribute | Value |
| General |
| Production from | 2008 year |
| Make | Derbi |
| Model | Derbi Mulhacén 125 |
| Category | Allround |
| Engine and transmission |
| Engine type | Single cylinder, four-stroke |
| Valves per cylinder | 4 |
| Fuel system | Carburettor |
| Engine details | Add |
| Displacement | 124.2 cm³ |
| Power | 14.7 kw |
| Max RPM | Add |
| Fuel consumption | Add |
| Cooling system | Liquid |
| Transmission type,final drive | Chain |
| Torque | Add |
| Bore | 58 mm |
| Stroke | 47 mm |
| Gearbox | 6-speed |
| Greenhouse gases | Add |
| Fuel control | Add |
| Emission details | Add |
| Driveline | Add |
| Ignition | Electronic CDI |
| Clutch | Multi-plate in oil bath |
| Lubrication system | Dry sump |
| Compression | 12.0:1 |
| Exhaust system | Add |
| Chassis |
| Front suspension | 37 hydraulic fork. 130 mm travel |
| Rear suspension | Mono-shock 130 mm travel |
| Front brakes | Single disc |
| Rear brakes | Single disc |
| Diameter | 220 mm |
| Frame type | Add |
| Front tyre | 100/90-18 |
| Rear tyre | 130/80-17 |
| Seat | Add |
| Wheels | Add |
| Front wheel travel | Add |
| Rear wheel travel | Add |
| Trail | Add |
| Rake (fork angle) | Add |
| Other |
| Battery capacity | Add |
| Starter | Electric |
| Color options | Add |
| Carrying capacity | Add |
| Light | Add |
| Instruments | Add |
| Electrical Voltage | Add |
| Dimensions |
| Wheelbase | 1,326 mm |
| Kerb weight | Add |
| Dry weight | 110 kg |
| Power/weight ratio | 0.1336 |
| Overall height | 1,072 mm |
| Overall length | 2,222 mm |
| Overall width | Add |
| Seat height | 810 mm |
| Alternate seat height | Add |
| Ground clearance | Add |
| Front percentage of weight | Add |
| Rear percentage of weight | Add |
| Performance |
| Top speed | Add |
| Acceleration 0-100 km/h | Add |
| Length | Add |
| Reserve fuel capacity | Add |
| Fuel capacity | 11 l |
| Oil capacity | Add |
| Width | Add |
| Height | Add |