The Gas Gas Halley 125SM is a motorcycle released in 2009. Its engine is a two-stroke, single-cylinder with a capacity of 124cc. The cooling system is liquid-cooled, and the compression ratio is unspecified. It has a Keihin PWK carburetor and digital magnetic flywheel Kokusan ignition. It provides a max power of 36.8hp at 10000rpm and a max torque of 25 Nm at 10008rpm. The transmission has six speeds, with final drive by chain.
The frame is a Deltabox type constructed using cromoly, rectangular tubes, and an aluminum swingarm. The front suspension uses a 45mm Marzocchi with wheel travel of 295mm, while the rear suspension is a progressive system with an Ohlins shock absorber and wheel travel of 320mm. The front brakes consist of a single 260mm disc with 2-piston caliper, and the rear brake a single 220mm disc with 1-piston caliper. The front and rear tires have a size of 120/60-17 and 150/60-17 respectively.
The motorcycle has a wheelbase of 1475mm and a seat height of 940mm with ground clearance of 340mm. Its dry weight is 95kg and it has a fuel capacity of 9.5 liters.
Technical specifications:
Make Model: Gas Gas SM 125 Halley
| Year | 2009 |
|---|---|
| Engine | Two stroke, single cylinder |
| Capacity | 124 cc / 7.6 cu-in |
| Bore x Stroke | 54.5 x 54 mm |
| Cooling System | Liquid cooled |
| Compression Ratio | |
| Induction | Keihin PWK.Carburettor |
| Ignition | Digital magnetic flywheel Kokusan |
| Max Power | 36.8 hp / 26.9 kW @ 10000 rpm |
| Max Torque | 25 Nm / 18.6 lb-ft @ 10008 rpm |
| Transmission | 6 Speed |
| Final Drive | Chain |
| Frame | Deltabox type built using cromoly, rectangular tubes, aluminum swingarm |
| Front Suspension | 45mm Marzocchi |
| Front Wheel Travel | 295 mm / 11.6 in |
| Rear Suspension | Progressive system with ~Ahlins shock absorber |
| Rear Wheel Travel | 320 mm / 12.6 in |
| Front Brakes | Single 260mm disc 2 piston caliper |
| Rear Brakes | Single 220mm disc 1 piston caliper |
| Front Tyre | 120/60 -17 |
| Rear Tyre | 150/60 -17 |
| Wheelbase | 1475 mm / 58.1 in |
| Seat Height | 940 mm / 37.0 in |
| Ground Clearance | 340 mm / 13.4 in |
| Dry Weight | 95 kg / 209.4 lbs |
| Fuel Capacity | 9.5 Litres / 2.5US gal |
