During his career, Gossage pitched in 1,002 games and finished 681 of them and earned 310 saves. He made nine All-Star appearances and pitched in three World Series. He led the American League in saves in 1975 (26), 1978 (27) and 1980 (33). He holds the New York Yankees career record for ERA (2.14) and hits per nine innings (6.59). One difference between Gossage and more recent closers is that Gossage often pitched as many as three innings to finish a game, while modern closers typically pitch the ninth inning only.

This Rawlings official American League baseball has been signed by Gossage in blue ballpoint pen and inscribed "78 WS Champs." This baseball includes a Great Moments COA.