 Reindler went on to represent Australia as the rookie driver in the penultimate race of the 2005–06 A1 Grand Prix season at Laguna Seca, then progressed to lead driver at the second round of the 2006-07 A1 Grand Prix season in the Czech Republic.At the third round of the season, at the demanding Beijing street circuit in China, Reindler fought hard to finish on the podium in the feature race.He continued with Team Australia until the Durban event in South Africa before the team changed their driver line-up.