The Yankees obtain P Jeff Weaver from the Tigers in a three-team deal. New York sends P Ted Lilly to the Oakland A’s while the Athletics send 1B Carlos Pena to Detroit. The Tigers also acquire P Franklyn German and a player to be named later from Oakland, while the A’s get OF John-Ford Griffin and P Jason Arnold from New York.

On July 5, 2002 The Yankees obtain P Jeff Weaver from the Tigers in a three-team deal. New York sends P Ted Lilly to the Oakland A’s while the Athletics send 1B Carlos Pena to Detroit. The Tigers also acquire P Franklyn German and a player to be named later from Oakland, while the A’s get OF John-Ford Griffin and P Jason Arnold from New York.

Source
Baseball Reference July 5