National and world championships, presented by Alpinestars Australia.
MX Nationals
Round: Three/four
Date: 19-20 May
Location: Wonthaggi, Victoria
More information: www.mxnationals.com.au
MXGP World Championship
Round: Eight
Date: 20 May
Location: Teutschenthal, Germany
Australian riders: Todd Waters (MX1), Hunter Lawrence (MX2), Jed Beaton (MX2)
More information: www.mxgp.com
Pro Motocross
Round: One
Date: 19 May
Location: Hangtown, Sacramento
Australian riders: Hayden Mellross (250MX)
More information: www.promotocross.com