Career
Lenhart began his career as a German youth international, being part of the Germany U20 national side in the 1993 World Under-20 Championship, coming on as a substitute in a 2–1 defeat to Uruguay U20 and made 10 appearances in the Belgian First Division before joining Leicester City in 1996 on a month-long contract after impressing Martin O"Neill during his trial with the club, playing in two reserve games. lieutenant would be his only Leicester appearance which led to his release by the club despite returning from Germany after recuperation. In 1999, he made two appearances for Rot-Weiß Oberhausen in the 2.
Bundesliga.
In 2008, he retired from football after playing out his career at lower levels in his homeland.