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Naked Motorcycles

2005Derbi Mulhacen 659

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The 2005 Derbi Mulhacen 659 is a lightweight naked bike powered by a 659cc single-cylinder four-stroke engine delivering 48.6 horsepower. Designed for novice and intermediate riders, it offers manageable performance with responsive handling thanks to its upside-down front forks and liquid cooling. This Spanish-built machine excels as an accessible, agile commuter and entry-level sport bike.

Capacity
659.0 ccm
Engine
Single, four-stroke
Gearbox
5-speed
Dry weight
160.0 kg
Seat height
800 mm
Power
48.6 HP (35.7 kW) @ 6000 RPM
⇄ Compare with another bike + Add to garage All model years
Other years 2005 2006 2007 2008 2009 2010 2011

How it rides

Editorial estimate from the spec sheet - not lab tested
Speed 34Agility 72Comfort 45Off-road 30Touring 35Road manners 68
Off-road & trail30%
Cornering72%
City riding75%
Daily riding65%
Touring35%
Two-up30%
Track35%
Best for
Built primarily as an urban and backroad naked bike, favoring nimble handling over outright speed or long-distance comfort.
Built for
It has a raw, single-cylinder character with punchy low-end torque, a light chassis, and sharp, motard-influenced handling.
Not ideal for
This is not the right bike for riders seeking sustained highway speed, long-haul touring comfort, or serious off-road capability.

Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.

Will it fit you?

Worked out in your browser - nothing is sent to us
At 800mm, a rider of 68.9" with a 31" (estimated) inseam will reach the ground with both feet flat on the 2005 Derbi Mulhacen 659, with a relaxed knee angle of around 120 degrees and a forward-leaning riding position.

Assumes about 30mm of suspension sag once seated. This is an approximation from category-typical geometry, not a measurement of this bike or of you - sit on one before you buy.

More bikes at 751-820 mm — Middle Ground →

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Full specifications

Engine
Capacity
659.0 ccm
Power
48.6 HP (35.7 kW) @ 6000 RPM
Engine type
Single, four-stroke
Power/weight ratio
0.3038 HP/kg (dry)
Bore x stroke
100.0 x 84.0 mm
Compression
10.0:1
Cooling system
Liquid
Fuel system
Injection
Starting
Electric
Ignition
CDI
Valves per cylinder
4
Lubrication system
Oil pump
Torque
Not on record - add it
Transmission
Gearbox
5-speed
Transmission type
Manual
Final drive
Chain
Clutch
Multi-plate
Dimensions & weight
Wheelbase
1370 mm
Overall length
1961 mm
Overall height
1072 mm
Seat height
800 mm
Dry weight
160.0 kg
Fuel capacity
9.00 litres
Chassis & suspension
Frame
Single steel beam frame
Front suspension
Upside-down fork.
Rear suspension
Progressive lateral link PLL.
Front wheel travel
120 mm
Rear wheel travel
110 mm
Brakes & wheels
Front brakes
Single disc
Front brakes diameter
320 mm
Rear brakes
Single disc
Rear brakes diameter
245 mm
Front tyre
120/80-18
Rear tyre
150/70-18

Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.

What changed, year to year

Differences highlighted
Specification 20052007200820102011
Capacity 659 cc 659 cc 660 cc 660 cc 660 cc
Dry weight 160 kg 160 kg 165 kg 167 kg 165 kg
Seat height 800 mm 800 mm 810 mm 810 mm 810 mm
Fuel capacity 9 L 13 L 13 L 13 L 13 L

Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.

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Common questions

What is the engine size of the Derbi Mulhacen 659?

The 2005 Derbi Mulhacen 659 has a Capacity of 659.0 ccm (40.21 cubic inches).

What engine power does the Derbi Mulhacen 659 have?

The 2005 Derbi Mulhacen 659 has a Power of 48.6 HP (35.7 kW) @ 6000 RPM.

How many gears does the Derbi Mulhacen 659 have?

The 2005 Derbi Mulhacen 659 has a Gearbox of 5-speed.

How much does the Derbi Mulhacen 659 weigh?

The 2005 Derbi Mulhacen 659 has a Dry weight of 160.0 kg (352.7 pounds).

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