Jenson Button becomes world champion for the Brawn team created out of the ashes of Honda • F1 comes close to a cataclysmic split as teams' body FOTA rows with the FIA • Max Mosley decides not to stand for re-election and is replaced as FIA president by Jean Todt • Flavio Briatore and Pat Symonds banned from F1 after Renault is found to have 'fixed' the 2008 Singapore GP • BMW and Toyota pull out of F1 and Renault sells majority of team in manufacturer exodus • Fernando Alonso signs for Ferrari from 2010 • Kimi Raikkonen deserts F1 for rallying • A1GP goes into indefinite hiatus amid financial problems • Michael Schumacher announces he will return to F1 in 2010 with new Mercedes team • Dario Franchitti returns to IndyCar and wins second title, while Helio Castroneve wins third Indy 500 • Peugeot finally defeats Audi at Le Mans, with Alex Wurz, Marc Gene and David Brabham taking the spoils • Jimmie Johnson wins record fourth straight NASCAR crown • Gabriele Tarquini wins WTCC crown, becoming the oldest winner of an FIA world title at 47
- Jenson Button wins the world championship for Brawn GP following Honda's withdrawal
- Jimmie Johnson wins a record fourth consecutive NASCAR title
- Sebastien Loeb beats Mikko Hirvonen to the World Rally Championship title by a single point
- Peugeot wins Le Mans at the third attempt with its 908 diesel
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