With Borussia, Reuter won the Bundesliga in 1994–95, 1995–96 and 2001–02, and the UEFA Champions League in 1996–97. The team also reached the final of the UEFA Cup in both 1993 and 2002.
Reuter was instrumental in Borussia's success, leading them to Bundesliga victories in 1994–95, 1995–96, and 2001–02, as well as a UEFA Champions League title in 1996–97. The team also reached the final of the UEFA Cup twice: in 1993 and 2002.