Supermotos
2010Yamaha XT 660X
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The 2010 Yamaha XT 660X is a capable supermotard designed for riders seeking versatile street performance with off-road capability. Its air-cooled single-cylinder engine delivers dependable mid-range torque, making it ideal for urban commuting and light trail exploration. Known for its nimble handling and practical nature, the XT 660X appeals to adventure-minded riders valuing simplicity and affordability.
- Capacity
- 660.0 ccm
- Engine
- Single, four-stroke
- Gearbox
- 5-speed
- Dry weight
- 177.0 kg
- Seat height
- 865 mm
- Power
- 47.3 HP (34.8 kW)
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Built as a road-going supermoto for sharp cornering, urban attacks, and twisty backroad fun rather than long-distance cruising or serious off-roading.
- Built for
- A punchy, torquey single-cylinder engine paired with sharp street tyres and supermoto ergonomics gives it a playful, flickable, and engaging personality.
- Not ideal for
- Not ideal for riders wanting serious off-road capability, high-speed touring comfort, or a two-up long-distance mount.
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 usEngine
- Capacity
- 660.0 ccm
- Power
- 47.3 HP (34.8 kW)
- Torque
- 60.0 Nm (6.1 kgf-m) @ 6100 RPM
- Engine type
- Single, four-stroke
- Power/weight ratio
- 0.2672 HP/kg
- Bore x stroke
- 100.0 x 84.0 mm
- Compression
- 10.0:1
- Cooling system
- Liquid
- Fuel system
- Injection
- Starting
- Electric
- Ignition
- TCI
- Valves per cylinder
- 4
- Lubrication system
- Dry sump
Transmission
- Gearbox
- 5-speed
- Transmission type
- Manual
- Final drive
- Chain
- Clutch
- Wet, multiple-disc coil spring
Dimensions & weight
- Wheelbase
- 1490 mm
- Overall length
- 2175 mm
- Overall width
- 860 mm
- Overall height
- 1170 mm
- Seat height
- 865 mm
- Dry weight
- 177.0 kg
- Wet weight
- 189.0 kg
- Fuel capacity
- 15.00 litres
- Ground clearance
- 205 mm
- Oil capacity
- 2.90 litres
Chassis & suspension
- Frame
- Steel tube, diamond shaped
- Front suspension
- Telescopic forks
- Rear suspension
- Swingarm (monocross)
- Front wheel travel
- 200 mm
- Rear wheel travel
- 200 mm
- Rake (fork angle)
- 26.0°
- Trail
- 94 mm
Brakes & wheels
- Front brakes
- Single disc
- Front brakes diameter
- 320 mm
- Rear brakes
- Single disc
- Rear brakes diameter
- 245 mm
- Front tyre
- 120/70-R17
- Rear tyre
- 160/60-R17
Other
- Color options
- Red, blue, white
Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.
Rider Reviews
Common questions
What is the engine size of the Yamaha XT 660X?
The 2010 Yamaha XT 660X has a Capacity of 660.0 ccm (40.28 cubic inches).
What engine power does the Yamaha XT 660X have?
The 2010 Yamaha XT 660X has a Power of 47.3 HP (34.8 kW).
How many gears does the Yamaha XT 660X have?
The 2010 Yamaha XT 660X has a Gearbox of 5-speed.
What is the torque of the Yamaha XT 660X?
The 2010 Yamaha XT 660X has a Torque of 60.0 Nm (6.1 kgf-m or 44.3 ft.lbs) @ 6100 RPM.
How much does the Yamaha XT 660X weigh?
The 2010 Yamaha XT 660X has a Dry weight of 177.0 kg (390.2 pounds).
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