Supermotos
2003GAS GAS SM 250
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The 2003 GAS GAS SM 250 is a Spanish supermoto built for tarmac and dirt. Its liquid-cooled 249.3cc single makes 49.8 hp and 45.6 Nm through a six-speed gearbox and chain. A 900 mm seat, 101 kg dry weight and 9.5-litre tank keep it light and sharp.
- Capacity
- 249.3 ccm
- Engine
- Single
- Gearbox
- 6-speed
- Dry weight
- 101.0 kg
- Seat height
- 900 mm
- Power
- 49.8 HP (36.6 kW)
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
- 249.3 ccm
- Power
- 49.8 HP (36.6 kW)
- Torque
- 45.6 Nm (4.6 kgf-m)
- Engine type
- Single
- Power/weight ratio
- 0.4931 HP/kg (dry)
- Bore x stroke
- 66.4 x 72.0 mm
- Cooling system
- Liquid
- Fuel system
- Carburettor
Transmission
- Gearbox
- 6-speed
- Transmission type
- Manual
- Final drive
- Chain
Dimensions & weight
- Wheelbase
- 1475 mm
- Seat height
- 900 mm
- Dry weight
- 101.0 kg
- Fuel capacity
- 9.50 litres
- Ground clearance
- 290 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
- 310 mm
- Rear brakes
- Single disc
- Rear brakes diameter
- 220 mm
- Front tyre
- 120/60-17
- Rear tyre
- 150/60-17
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 2003 GAS GAS SM 250 has a Capacity of 249.3 ccm (15.21 cubic inches).
What engine power does the GAS GAS SM 250 have?
The 2003 GAS GAS SM 250 has a Power of 49.8 HP (36.6 kW).
How many gears does the GAS GAS SM 250 have?
The 2003 GAS GAS SM 250 has a Gearbox of 6-speed.
What is the torque of the GAS GAS SM 250?
The 2003 GAS GAS SM 250 has a Torque of 45.6 Nm (4.6 kgf-m or 33.6 ft.lbs).
How much does the GAS GAS SM 250 weigh?
The 2003 GAS GAS SM 250 has a Dry weight of 101.0 kg (222.7 pounds).
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