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Aprilia RS4 50 - 2016 Specifications and Reviews

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Replacement for the: 2011 Aprilia RS50

About the Aprilia RS4 50

Launched in 2011, the two stroke RS4 50 replaced the outgoing 2011 Aprilia RS50. It is also the little brother to the Aprilia RS4 125.

Styled on the RSV4 superbike.

Engine and Transmission Specifications

Emission detailsEuro 2
DrivelineChain, 11/53. Primary drive: Gears, 21/78.
ClutchMultiplate wet clutch
Transmission type,final driveChain
Gearbox6-speed
Cooling systemLiquid
Lubrication systemAutomatic mixer
IgnitionElectronic with CDI capacity discharge
Fuel systemCarburettor
Bore x Stroke39.9 x 39.9 mm (1.6 x 1.6 inches)
Compression11.5:1
Engine typeSingle cylinder, two-stroke
Capacity:49.90 ccm (3.04 cubic inches)
 
 

CategorySport
Year2016
ModelAprilia RS4 50
 
 

Brakes, suspension, Frame and wheels

Rear brakes diameter218 mm (8.6 inches)
Rear brakesSingle disc
Front brakes diameter300 mm (11.8 inches)
Front brakesSingle disc. Radial 4 piston calliper
Rear tyre130/70-17
Front tyre100/80-17
Rear wheel travel122 mm (4.8 inches)
Rear SuspensionAsymmetric swingarm with monoshock
Front wheel travel110 mm (4.3 inches)
Front Suspension41 mm upside down fork

Physical measures and capacities

Reserve fuel capacity3.30 litres (0.87 gallons)
Fuel capacity14.50 litres (3.83 gallons)
Wheelbase1,350 mm (53.1 inches)
Overall width740 mm (29.1 inches)
Overall length1,953 mm (76.9 inches)
Overall height1,138 mm (44.8 inches)
Seat height820 mm (32.3 inches) If adjustable, lowest setting.

Other specs

InstrumentsLCD screen
StarterElectric
Color optionsBlack, yellow

Rider Reviews

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