| MODEL | RIEJU RS 50 2017 |
| Year | 2017 |
| Engine Type | Single cylinder, two-stroke (Minarelli New Generation) |
| 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 | Wet sump |
| Gear Box | 6-speed |
| Clutch | — |
| Final Drive | Chain |
| CHASSIS SPECS | |
| Frame | Triangular double cradle, double steel tube |
| Front Suspension | 41 mm inverted fork |
| Rear Suspension | Monoshock |
| Front Brakes | Single 280 mm disc, dual-piston caliper |
| Rear Brakes | Single 220 mm disc |
| DIMENSION SPECS | |
| Overall Length | 1970 mm / 77.6 in |
| Overall Width | 670 mm / 26.4 in |
| Overall Height | 1090 mm / 42.9 in |
| Seat Height | 845 mm / 33.3 in |
| Wheelbase | 1330 mm / 52.4 in |
| Ground Clearance | — |
| Dry Weight | 119 kg / 262.3 lb |
| Wet Weight | — |
| WHEEL SPECS | |
| Front Tyre | 100/90-17 |
| Rear Tyre | 130/70-17 |
| FUEL SYSTEM | |
| Fuel Capacity | 12.0 Litres / 3.17 US gal |
| Fuel Consumption | — |
| Top Speed | — |
The RS 50 is the 50 cc learner sports model built on the RS3 chassis, with a Minarelli two-stroke engine, six-speed box and fairing styled after larger superbikes. It continues the RS2 line of sporty 50s aimed at young riders.
