dumont dune riding with yz450f wr450f dirt bikes
dumont dirt bike riding and comp hill racing and wheelies in califonia on yamaha yz450f dirtbikes. this is on thanksgiving weekend 2010. need yz450f oem dirt bike parts? check out www.wmlv.us for yamaha dirtbike parts at 1 the price.
2009 Yamaha YZ250F – Motocross Dirt Bike Comparison
The 2009 Yamaha YZ250F is so solid on every platform that it’s practically unshakable. Motorcycle USA tests the new 4 stroke yamaha at Racetown 395 Check out the video and then read the full review at www.motorcycle-usa.com.