It could be a be a number of things. Tires are the most likely. But ..... Does it happen at all speeds? On all road surfaces? At all speeds? Do you wear ear plugs? Does your bike have a stock wind shield? What type of helmet do you wear?mcollect said:I just bought a 2008 Rt and it makes funny howls in turns; is this normal with this bike? It appears to originate from the wind screen.