Engineered by Derbi for the sport motorcycle segment, the 2006 Derbi Mulhacen 659 features a 659 cc (40.2 cu in) liquid-cooled single cylinder, four-stroke configuration. In factory specification, peak output is rated at 48.6 HP (35.5 kW) at 6,000 rpm, transferring power to the rear wheel through a 5-speed gearbox and chain final drive. With a specific output of 73.7 HP per liter, the engine character is indicating a tractable, stress-free state of tune focused on everyday usability and broad torque delivery.
On the scales, the Mulhacen 659 measures 160 kg (353 lbs) dry, translating to a power-to-weight ratio of 0.3 HP/kg (3.29 kg per horsepower).
Within MotoLibrary's Derbi archive, this model family spans 7 indexed model years from 2005 to 2011, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.
Use this page to compare this motorcycle by its real specifications, not only by model name. Focus on the details that affect fit, comfort, handling, range and ownership.
Power
Compare engine output with similar motorcycles if acceleration, highway use or two-up riding matters.
Weight
Compare weight carefully because it affects low-speed handling, parking and confidence.
Brakes
Brake setup is worth comparing if you ride in traffic, mountains or with a passenger.
Suspension
Suspension details can matter for comfort, road feel and long-distance riding.
Transmission
Transmission and final drive affect maintenance, smoothness and everyday usability.
