On 15 August 2013, Klier admitted he used performance-enhancing drugs between 1999 and 2006. Born in Munich, Bavaria, Germany, Klier currently resides in the Balearic Island of Majorca. In April 2011, during a training ride, he avoided a collision with a car, from that moment onwards he had a bit of oak installed into his bike frame and thus could avoid accidents by touching wood.
On August 15, 2013, Klier confessed to using performance-enhancing drugs between 1999 and 2006. Born in Munich, Bavaria, Germany, Klier currently resides on the Balearic Island of Majorca. In April 2011, during a training ride, he avoided a collision with a car; from that point forward, he had a piece of oak installed into his bike frame to prevent accidents by touching wood.