2011 APRILIA RS4 125 Engine and transmission Specifications

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Filed Under (Aprilia) by admin on 24-11-2010

Engine type: 1 cylinders, 4-stroke, Single
Displacement: 125 cc (7.64 cubic inches)
Bore × stroke: 58 mm × 47 mm (oversquare – shortstroke)
Cooling system: Water cooled
Power: 16.04 HP (11.8 kW)
Throttle: Cable operated
Valves
Valve train: DOHC, variable
Valves per cylinder: 4
Fuel and ignition
Sparks per cylinder: 1
Fuel supply system: Fuel injection
Ignition type: Digital CDI
Compression: 12.5:1
Engine mounting: Transverse
Lubrication system: Wet sump
Gear box: Manual 6-speed
Clutch: Wet, multiple discs, cable operated
Final drive: Chain
Starter: Electric
Dimensions
Physical measures
Length: 1953 mm
Width: 740 mm
Height: 1138 mm
Wheel base: 1350 mm
Seat height: 820 mm
Weight
Curb weight: 120 kg