Eberspächer was awarded the German Cross in Gold () on 23 July 1944 and the Knight's Cross of the Iron Cross () on 24 January 1945, after 170 "Jabo" (German abbreviation for "Jagdbomber"—fighter-bomber) missions over the Western Front. He flew sorties during the Battle of the Bulge and against the Remagen bridge and the established US Army bridgehead. His unit, I./SKG 10 (1st Group of SKG 10), was assigned to "Kampfgeschwader" 51 as III. "Gruppe" (3rd Group) on 30 June 1944. His squadron was then redesignated as the 3. "Staffel"/"Nachtschlachtgruppe" 20 night harassment attack squadron in October 1944. He survived the war and was credited with a total of seven aerial victories, including three at night.