Event: 2015 MotoGP World Championship
Round: Two
Date: 10-12 April
Location: Circuit of the Americas, United States
Australian riders: Jack Miller (MotoGP); Anthony West (Moto2); Remy Gardner (Moto3)
More information: www.motogp.com

Source: Archives.

Event: 2015 Superbike World Championship
Round: Three
Date: 10-12 April
Location: Aragon, Spain
Australian riders: Glenn Scott (WSS); Bryan Staring (STK1000); Lachlan Epis (STK600)
More information: www.worldsbk.com

Event: 2015 Australian Superbike Championship
Round: Two
Date: 10-12 April
Location: Morgan Park, QLD
More information: www.asbk.com.au

Image: Keith Muir.

Event: 2015 MotoAmerica Championship
Round: One
Date: 10-12 April
Location: Circuit of the Americas
Australian riders: Dave Anthony (Supersport)
More information: www.motoamerica.com