1 Dollar Casey Stoner

Casey Stoner claimed his first MotoGP World Championship in 2007 aboard the Ducati Desmosedici, ending a long drought for the Italian manufacturer and doing it in a fashion that left the paddock genuinely unsettled — he won by over two seconds in races that should have been closer. Palau has issued an extensive run of sports-themed collector dollars in silver-plated copper, targeting the commemorative market rather than circulation.

KM#229 is one of several motorcycle racing issues from this series.