Arnaud Tonus & Shaun Simpson On-board the 2018 YZ450F

Wilvo Yamaha Official MXGP's Arnaud Tonus will be the first rider to race the bar-raising 2018 YZ450F on the world stage with the bike making its MXGP debut this weekend (July 22nd & 23rd) at the MXGP of Czech Republic in Loket.

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