The Aprilia RS 660 gets a more sophisticated sibling this year—the 2025 Aprilia RS 660 Factory. It’s the first Factory ...
While the RS 660 and the Tuono 660 use largely similar ... and a built-in sub-frame that houses the 659cc, parallel-twin motor. The engine produces 80bhp at 9,250rpm and 70Nm at 6,500rpm and ...