Specifically, Aprilia designed the RS 660 with what it's calling a "double ... extra cc's), but the RSV4 RR gets the tweaked 1,000-cc engine and the 201-hp headline figure. The RR is as close ...

As with the other 660 bikes among Aprilia’s lineup, the RS 660 utilizes a 659cc parallel-twin engine which makes 100 hp and just under 50 lb-ft of torque. Weighing in at a meagre 403 lb curb weight, ...

The 660cc, parallel-twin engine now runs 52 mm throttle ... this cubic capacity range, so kudos to Aprilia. The package ...

The RS 660 boasts the latest APRC (Aprilia Performance Ride Control) package of electronic controls. This advanced inertial six-axis navigation system uses internal gyroscopes and acceleration sensors ...

Exclusive Aprilia RS 660 Trofeo is a race-prepped, track-only bike that surpasses its rivals. Upgrades enhance power, handling, and safety, including race-spec engine and electronics. Lightweight ...

Soon after, Aprilia followed up the very well-received RS 660 with the Tuono 660, a naked version of the RS 660, in essence. The Tuono 660 featured the same engine as the RS 660 but was designed ...

Aprilia RS 660 is powered by 659 cc engine.This RS 660 engine generates a power of 100 PS @ 10500 rpm and a torque of 67 Nm @ 8500 rpm. The claimed mileage of RS 660 is 20.4 kmpl. Aprilia RS 660 ...

Like, for example, the Aprilia RS 660. There's one I see regularly ... along with new aerodynamic winglets, as well as a new ...

2 parallel forward facing cylinders, 4 valves per cylinder, liquid-cooled with Ride-By-Wire 4 Valve per cylinder, counter rotating crankshaft, semi dry sump, liquid cooled ...