
Aprilia SR 50 R Street
Key specifications
Overview
Introducing the 2011 Aprilia SR 50 R Street, a standout in the world of scooters that perfectly blends style, performance, and practicality. With its sporty aesthetics and impressive engineering, this machine is designed for urban riders who crave agility and efficiency. Positioned as a top contender in the 50cc scooter category, the SR 50 R Street caters to both new riders looking for an accessible entry point into motorcycling and seasoned enthusiasts seeking a fun, nimble ride for city commutes. At the heart of the Aprilia SR 50 R Street is a robust 49cc single-cylinder, two-stroke engine, designed to deliver spirited performance with a compression ratio of 12.1:1. The engine’s design, complemented by a 17.5 mm carburettor throttle body, offers smooth acceleration and a thrilling ride experience. The automatic gearbox and belt final drive ensure seamless transitions, allowing riders to focus on enjoying the ride rather than managing complex shifting. With a lightweight frame and an impressive power-to-weight ratio, the SR 50 R Street provides exceptional maneuverability, making it ideal for darting through traffic or navigating tight corners with confidence. This scooter is packed with features that enhance both comfort and control. The split single cradle frame constructed from high tensile strength steel not only contributes to the bike’s durability but also provides stability during rides. The hydraulic front fork and rear suspension system, which utilizes the engine unit as a swingarm, work together to absorb bumps and imperfections in the road, delivering a smoother ride. The 190 mm single disc brakes, both front and rear, offer reliable stopping power, ensuring safety in various riding conditions. Additionally, the electric starter adds a touch of modern convenience, while the sleek color options in grey and black enhance its sporty profile. **
Pros
- Agile Handling: The lightweight design and responsive engine make it easy to navigate urban environments.
- Sporty Aesthetics: The sleek lines and modern color options give the SR 50 R Street an appealing look that stands out in the scooter crowd.
- User-Friendly Features: The automatic gearbox and electric starter provide a hassle-free riding experience, perfect for both beginners and experienced riders.
Cons
- Limited Power: As a 50cc scooter, it may struggle on highways or steep inclines compared to larger motorcycles.
- Small Fuel Capacity: With a 6.5-litre tank, you may find yourself refueling more often than preferred on longer rides.
- Seating Comfort: While the seat height is accessible, the seating position may not be ideal for taller riders over extended periods.
Technical details
Source specification data
- Make
- Aprilia
- Model
- SR 50 R Street
- Category
- Scooter
- Starter
- Electric
- Color Options
- Grey, black
- Gearbox
- Automatic
- Ignition
- CDI - capacitor discharge ignition
- Engine Type
- Intake: Reed valve
- Fuel System
- Carburettor. 17.5 mm throttle body
- Bore X Stroke
- 40.0 x 39.3 mm (1.6 x 1.5 inches)
- Compression
- 12.1:1
- Displacement
- 49.00 ccm (2.99 cubic inches)
- Engine Details
- Single cylinder, two-stroke
- Lubrication System
- Separate mixing with mechanical oil pump
- Transmission Type Final Drive
- Belt
- Seat Height
- 820 mm (32.3 inches) If adjustable, lowest setting.
- Fuel Capacity
- 6.50 litres (1.72 gallons)
- Overall Length
- 1,860 mm (73.2 inches)
- Wheels
- Five spoke light alloy wheels front and rear: 3.50 x 13´
- Rear Tyre
- 130/60-13
- Frame Type
- Split single cradle frame in high tensile strength steel tube
- Front Tyre
- 130/60-13
- Rear Brakes
- Single disc
- Front Brakes
- Single disc
- Rear Suspension
- Engine unit acting as swingarm, secured to the frame by linkages on radial silent block mountings.
- Front Suspension
- Hydraulic fork
- Rear Wheel Travel
- 70 mm (2.8 inches)
- Front Wheel Travel
- 90 mm (3.5 inches)
- Rear Brakes Diameter
- 190 mm (7.5 inches)
- Front Brakes Diameter
- 190 mm (7.5 inches)