| MODEL | RIEJU RS3 NKD 50 2019 |
| Year | 2019 |
| Engine Type | Single cylinder, two-stroke (Minarelli NG) |
| Displacement / Capacity | 50 cc / 3.05 cu in |
| Bore X Stroke | 40.3 x 39.0 mm / 1.6 x 1.5 in |
| Compression Ratio | — |
| Cooling System | Liquid |
| Max Power | — |
| Max Torque | — |
| Ignition | — |
| Induction | Carburettor, Dell'Orto PHBN 16 |
| Start System | Electric |
| TRANSMISSION SPECS | |
| Lubrication | — |
| Gear Box | — |
| Clutch | — |
| Final Drive | — |
| CHASSIS SPECS | |
| Frame | Triangular double cradle, double steel tube |
| Front Suspension | Inverted fork |
| Rear Suspension | Monoshock |
| Front Brakes | Double 300 mm wave disc |
| Rear Brakes | Single 220 mm wave disc |
| DIMENSION SPECS | |
| Overall Length | 2020 mm / 79.5 in |
| Overall Width | 770 mm / 30.3 in |
| Overall Height | 1090 mm / 42.9 in |
| Seat Height | 845 mm / 33.3 in |
| Wheelbase | 1375 mm / 54.1 in |
| Ground Clearance | — |
| Dry Weight | 119 kg / 262.3 lb |
| Wet Weight | — |
| WHEEL SPECS | |
| Front Tyre | 100/80-17 |
| Rear Tyre | — |
| FUEL SYSTEM | |
| Fuel Capacity | 12.0 Litres / 3.17 US gal |
| Fuel Consumption | — |
| Top Speed | — |
The naked-style 50 cc RS3, with a liquid-cooled Minarelli two-stroke and twin front discs. It uses the RS3 double-cradle steel frame and is offered in green or black.
