| MODEL | RIEJU MARATHON 125 SM 2010 |
| Year | 2010 |
| Engine Type | Single-cylinder, four-stroke, liquid cooled |
| Displacement / Capacity | 125 cc / 7.6 cu in |
| Bore X Stroke | 52 x 58.6 mm / 2 x 2.3 in |
| Compression Ratio | — |
| Cooling System | Liquid |
| Max Power | — |
| Max Torque | — |
| Ignition | — |
| Induction | Carburettor, Keihin CVEK 30 |
| Start System | Electric |
| TRANSMISSION SPECS | |
| Lubrication | Separate mixture |
| Gear Box | 6-speed |
| Clutch | — |
| Final Drive | — |
| CHASSIS SPECS | |
| Frame | Double cradle, high-resistance steel perimeter |
| Front Suspension | Paioli 40 mm fork |
| Rear Suspension | Mono-shock |
| Front Brakes | Single 300 mm / 11.8 in disc |
| Rear Brakes | Single 200 mm / 7.9 in disc |
| DIMENSION SPECS | |
| Overall Length | 2150 mm / 84.6 in |
| Overall Width | — |
| Overall Height | 1180 mm / 46.5 in |
| Seat Height | 900 mm / 35.4 in |
| Wheelbase | 1395 mm / 54.9 in |
| Ground Clearance | — |
| Dry Weight | 107 kg / 235.9 lb |
| Wet Weight | — |
| WHEEL SPECS | |
| Front Tyre | 100/80-17 |
| Rear Tyre | 130/70-17 |
| FUEL SYSTEM | |
| Fuel Capacity | 6.3 Litres / 1.66 US gal |
| Fuel Consumption | — |
| Top Speed | — |
An early supermoto-styled Marathon 125 with a steel perimeter frame, 17-inch wheels and a Paioli fork. It is a light, learner-class road and trackday toy rather than a trail bike.
