Yamaha YZ450FM Motocross World Championship Papercraft
In 1999, Andrea Bartolini won the machine?s first Rider?s World Championship in the 500cc class with the production based YZ400FM and ever since that time Yamaha have led the four-stroke revolution.
In 2008 innovations of the production YZ450F involved a new aluminium frame with altered geometry, making the base for racing machinery extremely competitive straight from the crate.
