Aprilia RS 50 - 2021 Specifications and Reviews
The 2021 Aprilia RS 50 is an entry-level sport motorcycle ideal for new riders and commuters seeking an agile, lightweight performer. Its liquid-cooled two-stroke engine delivers responsive power in a compact package, while the 6-speed gearbox ensures versatility across various riding conditions. Known for its sharp styling and nimble handling, the RS 50 excels in urban environments and tight roads.
Engine and Transmission Specifications | |
| Emission details | Euro 4 |
| Greenhouse gases | 57.8 CO2 g/km. (CO2 - Carbon dioxide emission) |
| Fuel consumption | 2.49 litres/100 km (40.2 km/l or 94.47 mpg) |
| Driveline | Primary drive: Gears. Ratio: 21/78. Final drive: Chain. Ratio: 14/53 |
| Clutch | Multi-plate |
| Transmission type | Chain (final drive) |
| Gearbox | 6-speed |
| Cooling system | Liquid |
| Lubrication system | Automatic mixer |
| Ignition | Elettronica C.D.I. |
| Fuel system | Carburettor. Dell’Orto PHVA - Ø14 |
| Bore x Stroke | 39.9 x 40.0 mm (1.6 x 1.6 inches) |
| Compression | 11.5:1 |
| Engine type | Single cylinder, two-stroke |
| Capacity: | 50.0 ccm (3.05 cubic inches) |
| | |
| Category | Sport |
| Year | 2021 |
| Model | Aprilia RS 50 |
Brakes, suspension, Frame and wheels | |
| Wheels | 6 split spoke wheel rim in lightweight alloy |
| Rear brakes | Single disc. Single piston calliper |
| Diameter | 300 mm (11.8 inches) |
| Front brakes | Single disc. Radial caliper with two 28 mm opposed pistons |
| Rear tire | 130/70-17 |
| Front tire | 100/80-17 |
| Rear wheel travel | 110 mm (4.3 inches) |
| Rear Suspension | Asymmetrical swingarm, Monoschock absorber |
| Front wheel travel | 110 mm (4.3 inches) |
| Front Suspension | 40 mm upside down fork |
| Frame type | Aluminium perimeter frame |
| | |
Physical measures and capacities | |
| Fuel capacity | 14.50 litres (3.83 US gallons) |
| Overall width | 720 mm (28.3 inches) |
| Overall length | 1965 mm (77.4 inches) |
| Overall height | 1138 mm (44.8 inches) |
| Seat height | 820 mm (32.3 inches) If adjustable, lowest setting. |
| Weight incl. oil, gas, etc | 132.0 kg (291.0 pounds) |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
| Carrying capacity | Storage compartment |
| Electrical | Battery: 12V – 4Ah |
| Starter | Electric |
| Color options | Silver Speed, Black Speed |
Performance Profile & Rider Fit
Best For
Track55%
City75%
Cornering80%
Daily Riding45%
Touring15%
Passenger10%
Rider Profile
| Best For | This bike is best suited to learners and younger riders taking their first steps into sportbike ownership, often under license restrictions limiting engine size. |
| Purpose | It's built for nimble, playful sport riding on twisty roads and around town rather than outright speed, thanks to its tiny two-stroke engine and sportbike ergonomics. |
| Rider Fit | Its very low weight and compact dimensions make it easy to manage for smaller or less experienced riders, though the sporty riding position still leans the rider forward. |
| Character | It has the look and handling feel of a proper sportbike shrunk down, with sharp steering and a lightweight chassis that rewards revving the small two-stroke engine hard. |
| Not Ideal For | It's not the right choice for anyone needing real highway speed, long-distance comfort, or the ability to comfortably carry a passenger. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
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Rider Reviews
Total comments: 1

MotorcycleDB Review
The 2021 Aprilia RS 50 is a sleek and powerful motorcycle that is perfect for riders looking for a lightweight and agile machine. Its 50cc engine delivers impressive performance, making it a great option for urban commuting or hitting the open road. The bike's sporty design and advanced technology make it a standout in its class, and its comfortable seating position ensures a smooth and enjoyable ride. Overall, the 2021 Aprilia RS 50 is a top choice for riders who want a high-performance and stylish motorcycle. Its 50cc engine, sporty design, and advanced technology make it a standout in its class, and its comfortable seating position ensures a smooth and enjoyable ride. Whether you're a beginner rider looking for your first motorcycle or a seasoned veteran seeking a reliable and powerful machine, the Aprilia RS 50 is a fantastic option.Add a Comment
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