CYPRESS, CA – October 28, 2016 – (Motor Sports Newswire) – With five reigning Championships and 11 shootout wins, the 2017 Yamaha YZ®250F and YZ®450F motocross bikes are the definition of complete domination.
Racing http://yamaha.us/Racingy
YZ450F: http://yamaha.us/yYZ450F
YZ250F: http://yamaha.us/yYZ250F
Source: Yamaha Motor Corporation, USA.
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