2011 Yamaha press releases on our motor sports racing activities 2011 October 20, 2011 Katsuyuki Nakasuga to Replace Jorge Lorenzo for Malaysian Grand Prix September 12, 2011 Yamaha Factory Racing confirms full attendance at the Motegi GP running Yamaha's WGP50th Anniversary special livery August 1, 2011 Yamaha Official World Superbike Team withdraws at the end of 2011 season from World Championship June 8, 2011 Yamaha confirm Ben Spies contract extension May 17, 2011 Yamaha Celebrate 50th Anniversary of Grand Prix Racing in Red and White March 16, 2011 Final Pre-season MotoGP Test Completed Yamaha Factory Racing finishes the pre-season test in fine form February 28, 2011 Second MotoGP test of the year completed in Sepang February 7, 2011 First official MotoGP tests of 2011 run in Malaysia Yamaha Factory Racing Team takes to the track January 31, 2011 Yamaha enters 50th year of Road Racing World Championship Grand Prix