The RS 660 has always sat near the top of the leaderboard in the parallel-twin sports bike company. But that hasn’t stopped Aprilia from making things even better. The 660cc, pa ...
Like, for example, the Aprilia RS 660. There's one I see regularly, that I'm pretty sure the owner commutes on for most of their daily activities (work, errands, and so on). And you know what? It'd ...