Offseason
- November 18, 1974: Ed Brinkman was traded by the Tigers to the St. Louis Cardinals, and Bob Strampe and Dick Sharon were traded by the Tigers to the San Diego Padres as part of a three-team trade. The Padres sent Nate Colbert to the Tigers, and a player to be named later to the Cardinals. The Cardinals sent Alan Foster, Rich Folkers, and Sonny Siebert to the Padres. The Padres completed the deal by sending Danny Breeden to the Cardinals on December 12.
- December 4, 1974: Woodie Fryman was traded by the Tigers to the Montreal Expos for Tom Walker and Terry Humphrey.
- January 9, 1975: Tom Brookens was drafted by the Tigers in the 1st round (4th pick) of the 1975 Major League Baseball Draft.
- February 1, 1975: Gene Michael was signed as a free agent by the Tigers.
- March 29, 1975: Reggie Sanders was traded by the Tigers to the Atlanta Braves for Jack Pierce.
Read more about this topic: 1975 Detroit Tigers Season