| MODEL | RIEJU RS3 125 NKD 2013 |
| Year | 2013 |
| Engine Type | Single cylinder, four-stroke (Minarelli-Yamaha, 4 valves) |
| Displacement / Capacity | 125 cc / 7.63 cu in |
| Bore X Stroke | 52.0 x 58.6 mm / 2.0 x 2.3 in |
| Compression Ratio | — |
| Cooling System | Liquid |
| Max Power | — |
| Max Torque | — |
| Ignition | CDI |
| Induction | Carburettor, Keihin CVEK 30 |
| Start System | Electric |
| TRANSMISSION SPECS | |
| Lubrication | — |
| Gear Box | 5-speed |
| Clutch | — |
| Final Drive | Chain |
| CHASSIS SPECS | |
| Frame | Triangular double cradle, double steel tube |
| Front Suspension | Inverted fork |
| Rear Suspension | Adjustable monoshock |
| Front Brakes | Single 280 mm disc |
| Rear Brakes | Single 220 mm disc |
| DIMENSION SPECS | |
| Overall Length | — |
| Overall Width | — |
| Overall Height | — |
| Seat Height | — |
| Wheelbase | 1350 mm / 53.1 in |
| Ground Clearance | — |
| Dry Weight | 84 kg / 185.2 lb |
| Wet Weight | — |
| WHEEL SPECS | |
| Front Tyre | 100/80-17 |
| Rear Tyre | 130/80-17 |
| FUEL SYSTEM | |
| Fuel Capacity | 12.0 Litres / 3.17 US gal |
| Fuel Consumption | — |
| Top Speed | — |
The naked version of the RS3 125, with the same liquid-cooled four-valve four-stroke but without fairings. It has a digital instrument panel and an aluminium silencer, and was offered in red.
