Aprilia Aprilia RS4 offers 50 in 2011 to the younger beginner riders.
Aprilia claims the RS4 50 allows young fans to take advantage of the maximum level of technological innovation, efficiency chassis, active safety and quality components.
RS4 50 holding 50cc engine, 1-cylinder, 2-stroke, liquid-cooled, with 6-speed transmission was seeing. Chassis RS4 50 was developed from the experience of Aprilia in World Superbike Championship and MotoGP 125 and 250.
Lightweight Chassis RS4 50 offers a very high stiffness. Spars are made of aluminum with cross ribs strong.
RS4 50 instrument panel equipped with analog / digital with LCD screen, which was taken from his brother Aprilia RSV4.
Characters sport bike RS4 50 reinforced with 6-spoke wheel design. Passenger saddle made in such a way as to make comfortable. A key Aprilia prepared to remove the back seat with a quick and practical, so you can install the cover tail fairing. Under the saddle there is a sizable storage space to store things.
Aprilia offers pilihn RS4 50 with two colors; Racing Racing Black and White. Both are replicas of the Superbike Aprilia color.
APRILIA RS4 50 – Technical specifications
Engine type Single-cylinder, two stroke, carburettor, liquid cooled.
Bore and stroke 39.86 x 40 mm
Engine capacity 49.9cc
Compression ratio 11.5 :1
Ignition Electronic with CDI capacity discharge
Start up Electric
Lubrication Automatic mixer
Gearbox 6 Ratios, 1st 11/34, 2nd 15/30, 3rd 18/27, 4th 20/24, 5th 22/23, 6th 23/22
Primary drive Gears, 21/78
Final drive Chain, 11/53
Clutch Multiplate wet clutch
Frame Twin spar aluminium frame
Front suspension 41 mm upside down fork, wheel travel 110 mm
Rear suspension Asymmetric swingarm with monoshock, wheel travel 130 mm
Brakes Front: 300 mm stainless steel disc with radial 4 piston calliper
Rear: 218 mm stainless steel disc and calliper with single 30 mm piston
Wheel rims In light alloy with 6 split spokes, with sealing profile for tubeless tyres; front: 2.75 x 17″; rear: 3.50 x 17″
Tyres Front: 100/80 – 17″, rear: 130/70 – 17″
Dimensions Max. Length 1953 mm
Max width 740 mm
Max height at top fairing 1,138 mm
Saddle height 820 mm
Wheelbase 1,350 mm
Fuel tank capacity 14.5 litres (including 3.5 litre reserve)
Emissions compliance Euro 2
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