Super Low mileage Tuono 660's. Rare Acid Gold color. As powerful as thunder, as light as a cloud, two universes collide... The legendary Tuono V4 1100 meets the advanced technology of the RS 660 to create the TUONO 660, a motorbike destined to shake up the way you look at the world. Introducing the Tuono 660, the new generation of a versatile naked sport bike. Fun, easy and a heart-breaker on the aesthetics front, its potent combination of power and extraordinary lightness delivers a truly breathtaking and unique riding experience. Like the RS 660, the Aprilia Tuono 660 boasts an incredible weight to power ratio. Its wet weight of just 403 lb for 95 HP is a record-breaker in its category and makes for an accessible naked sport bike suitable for any rider both on the road and track. With five riding modes, of which three provide road options and two are designated for the track, there's plenty of choice for all riding styles and levels of rider, made even more enjoyable by the customizable and easy-to-use electronic instrument panel.