Tops Speed

Aprilia RS4 125 undergoing testing

Aprilia RS4 125 undergoing testing at the circuit prime Vairano, Italy. As a result, riding RS4 125, such as motor gush Superbike.

From a distance, the RS4 looks almost exactly like the RSV4 Superbike, where the style is exactly the motor. But if you look closely, and noticed all the space under the fairing, you will realize this bike is a 125cc four-stroke and single cylinder.

Only, the focus of talks about the Aprilia RS4 125 is about four-stroke engine. This motor is strong enough and the same two-stroke engine ever. But once above 9000 rpm the motor is turned out pretty good.

Circuits can dilibas well and good bike handling. Wrapped with Pirelli Super Corsa SC1s, take turns to be very fun either sharp bend or curve flat.