Fast Faster Ride Downhill Aprilia Rs4 50 Bikefree - Because these same specifications are found on the Aprilia RS 50, the undisputed top dog in the world of 50 cc motorcycles and the only true 50 cc supersport. The Aprilia RS 50 is a genuine sports For shed loads of 17 year olds with the dosh to hand, every gimmick in the book is going to be used. It works fors on sports bikes, we just have different levels of interest. epic chase and getaway inmi mlk 2019 rideout x real bikelife only - duration: 12:01. real bike life only 291,018 views I had my 50cc scooter de-restricted by a dealership at 17, and it's a well known one. So I'm presuming you can, you'll just have to notify your insurance company of the changes, otherwise it may void your insurance. Fast Faster Ride Downhill Aprilia Rs4 50 Bikefree.