| Attribute | Rieju RR Sport Edition 2007 × | Rieju MRX × |
|---|---|---|
| General | ||
| Production from (year) | 2007 | 2005 |
| Make | Rieju | Rieju |
| Model | Rieju RR Sport Edition | Rieju MRX |
| Category | Enduro / offroad | Cross / motocross |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, two-stroke |
| Fuel system | Carburettor. Dell´Orto PHBN 16 | Carburettor. Dell´ortho PHBN 14-12 |
| Displacement (cm³) | 50 | 50 |
| Power (kw) | - | 6.9 |
| Cooling system | Liquid | Liquid |
| Transmission type,final drive | Chain | - |
| Bore (mm) | 40.3 | 39 |
| Stroke (mm) | 39 | 40.3 |
| Gearbox | 6-speed | 6-speed |
| Lubrication system | - | Automix |
| Compression | - | 12.0:1 |
| Exhaust system | Steel Tube Varnished, Racing Type With Protector | Aluminum silencer |
| Chassis | ||
| Front suspension | Upside down front fork | Showa advantage with inverted bracket |
| Rear suspension | MonoShock Absorder Progressive System | Showa |
| Front brakes | Single disc | Single disc |
| Rear brakes | Single disc | Single disc |
| Diameter (mm) | 180 | 200 |
| Frame type | Steel tube, electric welded | Perimetral of double beam in steel. |
| Front tyre | 80/90-21 | 80/90-21 |
| Rear tyre | 110/80-18 | 110/80-18 |
| Other | ||
| Starter | Kick | - |
| Dimensions | ||
| Wheelbase (mm) | 1,345 | 1,332 |
| Dry weight (kg) | 88 | - |
| Overall height (mm) | 1,200 | 1,170 |
| Overall length (mm) | 2,020 | 2,050 |
| Overall width (mm) | 810 | 800 |
| Performance | ||
| Fuel capacity (l) | 5.5 | 8.4 |