Aprilia RS 50 - 2009 Specifications and Reviews

The 2009 Aprilia RS 50 is a lightweight sport bike designed for young riders and beginners seeking an accessible entry into motorcycling. Its liquid-cooled single-cylinder engine and aggressive styling deliver genuine sportiness despite its modest 50cc displacement. Best known for combining performance-oriented design with learner-friendly handling, it remains a popular choice for new riders.

5 stars Average rating: 5 from 5 votes
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Engine and Transmission Specifications

ClutchMulti-plate
Transmission typefinal driveChain
Gearbox6-speed
Cooling systemLiquid
Lubrication systemAutomatic mixer
StarterElectric
IgnitionElettronica C.D.I.
Fuel systemCarburettor. Dell'Orto PHVA - 14
Bore x stroke39.9 x 40.0 mm (1.6 x 1.6 inches)
Compression11.5:1
Stroke2
Engine typeSingle cylinder
Capacity:49.90 ccm (3.04 cubic inches)

Physical measures and capacities

Wheelbase1,310 mm (51.6 inches)
Overall width720 mm (28.3 inches)
Overall length1,965 mm (77.4 inches)
 
 

Aprilia RS 50 dimensions and frame

Exhaust systemEuro 2
Rear brakes diameter180 mm (7.1 inches)
Rear brakesSingle disc
Front brakes diameter300 mm (11.8 inches)
Front brakesSingle disc
Rear tyre dimensions130/70-17
Front tyre dimensions110/80-17
Rear suspension travel110 mm (4.3 inches)
Rear suspensionDouble reinforced member aluminium swingarm with bracing arch
Front suspension travel120 mm (4.7 inches)
Frame typeAluminium twin beam frame with extruded profiles and internal reinforcement
 
 

Speed and acceleration

Color optionsAprilia Black, Fluo Red, Replica Spain´s n.1
Fuel capacity13.00 litres (3.43 gallons)

CategorySport
Year2009
ModelAprilia RS 50

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay

Performance Profile & Rider Fit

Best For

Track55%
City75%
Cornering80%
Daily Riding45%
Touring15%
Passenger10%

Rider Profile

Best ForThis bike is best suited to learners and younger riders taking their first steps into sportbike ownership, often under license restrictions limiting engine size.
PurposeIt'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 FitIts 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.
CharacterIt 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 ForIt'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.

Rider Reviews

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