Expert guide: V4s rule the world

If you look at the current crop of MotoGP bikes and dive under the weird aero fins, there is a common theme.

Honda, Aprilia, KTM and Ducati all run a V4. And in WSB it is a similar story with Ducati’s V4 leading the way as its inline four rivals struggle. Far from a flash in the pan, the V4 has a long history of track success and has been behind some of the most memorable bikes in recent years.

Here’s our pick of the best V4s you can buy used. You may need deep pockets for some but others are far more reasonably priced…

£17,000-£20,000 – ’18-19 Ducati Panigale V4S

Genuine MotoGP/WSB technology implemented for the road