Offseason
- November 13, 1985: Barbaro Garbey was traded by the Detroit Tigers to the Oakland Athletics for Dave Collins.
- December 12, 1985: Darnell Coles was traded by the Seattle Mariners to the Detroit Tigers for Rich Monteleone.
- January 16, 1986: Dave Engel was traded by the Minnesota Twins to the Detroit Tigers for Chris Pittaro and Alejandro Sanchez.
Read more about this topic: 1986 Detroit Tigers Season