Background
His father Hermann Gassner Senior is also a rally driver.
His father Hermann Gassner Senior is also a rally driver.
He made his World Rally Championship debut on Rally Deutschland, which was also a round of the German championship. In 2008 he finished fourth in the German championship in a Mitsubishi Lancer Evo IX. He was also the runner-up in the Mitropa Rally Cup behind his father. He contested the German and British rounds of the WRC, finishing 27th and 20th respectively.
He also entered five rounds of the WRC, with a best result of 12th overall in Portugal.
In 2010 Gassner entered six rounds of the WRC in an Evo IX. He finished fourth in the Production World Rally Championship category in Germany, and also finished 13th overall and first in Group North in Spain. Foreign 2011 Gassner joined the Red Bulletin Škoda team in the SWRC, finishing third in the category in Jordan, fifth in Sardinia and fourth in Greece.
PWRC results
SWRC results.