The Honda CRF450R is an off road motocross motorcycle primarily used for competition purposes.
What are the defects?
A potentially defective transmission countershaft 5th gear, which is used for engaging 3rd gear, may break under certain riding conditions.
What are the hazards?
If the countershaft 5th gear breaks, the transmission can seize and cause the rear wheel to lock and may cause the rider to lose control and/or crash.
What should consumers do?
Consumers are advised to contact the nearest Honda Motorcycle Dealer and arrange to have the countermeasure part installed.