Supermotos
2004GAS GAS SM 250
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The 2004 GAS GAS SM 250 is a lightweight supermoto designed for riders seeking nimble street performance and playful handling characteristics. Its liquid-cooled 250cc single-cylinder engine and compact 101kg chassis make it ideal for urban commuting and spirited riding. Known for its agility and accessible seat height, it appeals to intermediate riders transitioning to street-focused motorcycles.
- Capacity
- 250.0 ccm
- Engine
- Single
- Gearbox
- 6-speed
- Dry weight
- 101.0 kg
- Seat height
- 940 mm
- Power
- 25.0 HP (18.4 kW)
What’s new for the 2004 GAS GAS SM 250
vs the 2003| Spec | 2003 | 2004 |
|---|---|---|
| Power | 49.8 HP (36.6 kW) | 25.0 HP (18.4 kW) |
| Torque | 45.6 Nm (4.6 kgf-m or 33.6 ft.lbs) | not listed |
| Seat height | 900 mm (35.4 inches) | 940 mm (37.0 inches) |
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Built for supermotard thrills, tight cornering, and flickable fun on twisty tarmac rather than covering long distances.
- Built for
- A sharp, playful, high-revving single-cylinder machine that rewards aggressive riding and quick direction changes.
- Not ideal for
- Not the right choice for riders wanting a comfortable, low-maintenance, long-distance touring companion.
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
- 250.0 ccm
- Power
- 25.0 HP (18.4 kW)
- Engine type
- Single
- Power/weight ratio
- 0.2475 HP/kg (dry)
- Bore x stroke
- 66.4 x 72.0 mm
- Cooling system
- Liquid
- Fuel system
- Carburettor
- Torque
- Not on record - add it
Transmission
- Gearbox
- 6-speed
- Transmission type
- Manual
- Final drive
- Chain
Dimensions & weight
- Wheelbase
- 1475 mm
- Seat height
- 940 mm
- Dry weight
- 101.0 kg
- Fuel capacity
- 9.50 litres
- Ground clearance
- 340 mm
Chassis & suspension
- Frame
- TType deltabox, made of rectangular profile Cr-Mo
- Front suspension
- Marzocchi inverted fork, 50 mm
- Rear suspension
- Progressive system, Ohlins shock absorber.
- Front wheel travel
- 295 mm
- Rear wheel travel
- 320 mm
Brakes & wheels
- Front brakes
- Single disc
- Front brakes diameter
- 300 mm
- Rear brakes
- Single disc
- Rear brakes diameter
- 220 mm
- Front tyre
- 120/60-17
- Rear tyre
- 150/60-17
Other
- Color options
- Red/grey/black
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 | 2002 | 2003 | 2004 |
|---|---|---|---|
| Capacity | 249 cc | 249 cc | 250 cc |
| Dry weight | 101 kg | 101 kg | 101 kg |
| Seat height | 900 mm | 900 mm | 940 mm |
| Fuel capacity | 9.5 L | 9.5 L | 9.5 L |
Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.
Rider Reviews
Common questions
What is the engine size of the GAS GAS SM 250?
The 2004 GAS GAS SM 250 has a Capacity of 250.0 ccm (15.26 cubic inches).
What engine power does the GAS GAS SM 250 have?
The 2004 GAS GAS SM 250 has a Power of 25.0 HP (18.4 kW).
How many gears does the GAS GAS SM 250 have?
The 2004 GAS GAS SM 250 has a Gearbox of 6-speed.
How much does the GAS GAS SM 250 weigh?
The 2004 GAS GAS SM 250 has a Dry weight of 101.0 kg (222.7 pounds).
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