2011 Aprilia RS4 50. Image credits - Aprilia.
Aprilia's profilation of this bike
Aprilia RS4 50 take the concept of the sports bike for novice riders who want to enter the motorcycling world with a proper bike to new levels of technological sophistication.
General moped information
Motorcycle name
Aprilia RS4 50
Year
2011
Category
Sport
Rating
3.5 Check out the detailed rating of racing track capabilities, engine performance, accident risk, etc. Compare with any other bike.
Engine and transmission
Displacement
49.9 ccm (3.04 cubic inches)
Engine type
Single cylinder, two-stroke
Compression
11.5:1
Bore x stroke
39.9 x 40.0 mm (1.6 x 1.6 inches)
Fuel system
Carburettor. Dell’Orto PHVA – 17.5
Ignition
Elettronica C.D.I.
Lubrication system
Automatic mixer
Cooling system
Liquid
Gearbox
6-speed
Transmission type
Chain (final drive)
Clutch
Multi-plate
Driveline
Primary drive: Gears. Ratio: 21/78. Final drive: Chain. Ratio: 14/53
Emission details
Euro 2
Chassis, suspension, brakes and wheels
Frame type
Twin spar aluminium frame
Front suspension
40 mm upside down fork
Front wheel travel
110 mm (4.3 inches)
Rear suspension
Asymmetric swingarm with monoshock
Rear wheel travel
130 mm (5.1 inches)
Front tire
110/80-17
Rear tire
130/70-17
Front brakes
Single disc
Diameter
300 mm (11.8 inches)
Rear brakes
Single disc
Diameter
180 mm (7.1 inches)
Wheels
light alloy with 6 split spokes, with sealing profile for tubeless tyres
Physical measures and capacities
Seat height
820 mm (32.3 inches) If adjustable, lowest setting.
Overall length
1953 mm (76.9 inches)
Overall width
740 mm (29.1 inches)
Wheelbase
1350 mm (53.1 inches)
Fuel capacity
14.50 litres (3.83 US gallons)
Other specifications
Color options
Red/black, white/black
Starter
Electric
Electrical
Battery: 12V – 6Ah
Update specs Report missing specs or required updates .
Further information
Insurance costs Compare US insurance quotes from the nation's top providers. Maintenance Find parts, fluids. filters, maintenance tools and service manuals at Amazon.com. Ask questions Join the 11 Aprilia RS4 50 discussion group or the general Aprilia discussion group. Related bikes List related bikes for comparison of specs.
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