Aprilia will import a new small displacement sportsbike to the U.S. The machine, called the RS4 125 replaces the RS 125 and features a 125cc liquid-cooled 4-stroke single-cylinder engine. The engine is fuel-injected and has 4 valves and double overhead camshaft valve actuation system. The Italian engineers coupled the engine with a six-speed gearbox. The RS4 has a twin-spar aluminium frame with a 41mm inverted front fork and a shock absorber out back. Weight is 264 lbs with a full 3.8 gallon tank of gas. The new bike will be coming to the United States for 2011.
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2011 Aprilia RS4 125 Specifications and Photos
