Supermotos
2004TM Racing SMX 660 Competition
20 fields on record
The 2004 TM Racing SMX 660 Competition is a lightweight supermoto designed for experienced riders seeking nimble handling and aggressive performance. Its high-compression single-cylinder engine delivers punchy power suited to track days and competition riding. Known for its compact steel frame and responsive characteristics, it excels in tight corners and delivers the precision handling supermoto enthusiasts demand.
- Capacity
- 657.2 ccm
- Engine
- Single
- Gearbox
- 5-speed
- Dry weight
- Not on record
Know it? Add it → - Seat height
- Not on record
Know it? Add it → - Power
- 58.0 HP (42.7 kW)
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Built for supermoto competition and aggressive cornering, blending motocross-derived lightness with street-focused tires and brakes for tarmac attack.
- Built for
- Raw, punchy, and razor-sharp handling define this bike, with a big-bore two-stroke-like snap of power delivery and premium Ohlins/Paioli suspension for serious cornering feedback.
- Not ideal for
- This is not a good fit for beginners, commuters wanting comfort, or anyone seeking a relaxed, long-distance touring machine.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Engine
- Capacity
- 657.2 ccm
- Power
- 58.0 HP (42.7 kW)
- Engine type
- Single
- Bore x stroke
- 104.0 x 77.4 mm
- Compression
- 16.7:1
- Cooling system
- Liquid
- Fuel system
- Carburettor
- Valves per cylinder
- 4
- Torque
- Not on record - add it
Transmission
- Gearbox
- 5-speed
- Transmission type
- Manual
- Final drive
- Chain
Dimensions & weight
Chassis & suspension
- Frame
- Cr-Mo steel
- Front suspension
- Paioli USD 46 (optional Ohlins)
- Rear suspension
- Ohlins
Brakes & wheels
- Front brakes
- Single disc
- Front brakes diameter
- 320 mm
- Rear brakes
- Single disc
- Rear brakes diameter
- 240 mm
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 TM Racing SMX 660 Competition?
The 2004 TM Racing SMX 660 Competition has a Capacity of 657.2 ccm (40.10 cubic inches).
What engine power does the TM Racing SMX 660 Competition have?
The 2004 TM Racing SMX 660 Competition has a Power of 58.0 HP (42.7 kW).
How many gears does the TM Racing SMX 660 Competition have?
The 2004 TM Racing SMX 660 Competition has a Gearbox of 5-speed.
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