| MODEL | RIEJU MARATHON 250 2010 |
| Year | 2010 |
| Engine Type | Single-cylinder, four-stroke, liquid cooled |
| Displacement / Capacity | 250 cc / 15.3 cu in |
| Bore X Stroke | 77 x 53.6 mm / 3 x 2.1 in |
| Compression Ratio | — |
| Cooling System | Liquid |
| Max Power | — |
| Max Torque | — |
| Ignition | — |
| Induction | Carburettor, Keihin FCR-MX39 |
| Start System | Electric and kick |
| TRANSMISSION SPECS | |
| Lubrication | — |
| Gear Box | 5-speed |
| Clutch | — |
| Final Drive | Chain |
| CHASSIS SPECS | |
| Frame | Double cradle steel |
| Front Suspension | Marzocchi inverted Shiver, 45 mm |
| Rear Suspension | Sachs with PRS system |
| Front Brakes | Double 260 mm / 10.2 in Galfer wave disc |
| Rear Brakes | Single 240 mm / 9.4 in Galfer wave disc |
| DIMENSION SPECS | |
| Overall Length | 2200 mm / 86.6 in |
| Overall Width | 820 mm / 32.3 in |
| Overall Height | 1240 mm / 48.8 in |
| Seat Height | 945 mm / 37.2 in |
| Wheelbase | 1476 mm / 58.1 in |
| Ground Clearance | — |
| Dry Weight | 98 kg / 216.1 lb |
| Wet Weight | — |
| WHEEL SPECS | |
| Front Tyre | 90/90-21 |
| Rear Tyre | 140/90-18 |
| FUEL SYSTEM | |
| Fuel Capacity | 9.5 Litres / 2.51 US gal |
| Fuel Consumption | — |
| Top Speed | — |
The Marathon 250 was a competition-minded four-stroke enduro with a Keihin FCR flat-slide carburettor and Marzocchi upside-down fork. It is tall and light, aimed at serious off-road riding.
