Talk:Yamaha YFZ450

The Yamaha YFZ450 is a four-stroke motocross bike manufactured by Yamaha Motor Company, introduced for the 2004 model year.[1] By the end of the 2004 ATV racing season, three of the four National Championships were won by riders riding the YFZ450: Keith Little, Brandon and Bill Ballance and Brett Oakley including John Browka.

Top speed on yfz 450x The top speed on a yfz 450x tops out at 60 mph. Unlike the 450r the 450x is slower width, and smaller fuel pumps. The yfz 450r can go over 70 if tuned, jetted, and has a upgraded air filter.