As a guy who has stared down and stepped up on the biggest FMX courses on the planet there's not much Ronnie Renner doesn't know about motorcycle madness. So when the legend of Red Bull X-Fighters says that Erzberg is the toughest thing he's ever done you'd better believe him.

Watch LIVE on Sunday, June 2nd at 11am CET at http://redbull.com/erzbergrodeo

http://redbull.com/motorsports
Video on youtube : http://www.youtube.com/watch?v=5SiCkEERp_0
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