I didn’t realize there hasn’t been an occurrence of teammates each hitting 40+ home runs since 1998. Below is the list of times teammates have each surpassed 40 home runs in the same season. 1927 YANKEES - Babe Ruth (60), Lou Gehrig (47) 1930 YANKEES - Babe Ruth (49), Lou Gehrig (41) 1931 YANKEES - Babe Ruth (46), Lou Gehrig (46) 1953 DODGERS - Duke Snider (42), Roy Campanella (41) 1954 DODGERS - Gil Hodges (42), Duke Snider (40) 1955 REDS - Ted Kluszewski (47), Wally Post (40) 1961 TIGERS - Rocky Colavito (45), Norm Cash (41) 1961 YANKEES - Roger Maris (61), Mickey Mantle (54) 1961 GIANTS - Orlando Cepeda (46), Willie Mays (40) 1969 RED SOX - Rico Petrocelli (40), Carl Yastrzemski (40) 1970 REDS - Johnny Bench (45), Tony Perez (40) 1973 BRAVES - Davey Johnson (43), Darrell Evans (41), Hank Aaron (40) 1996 ROCKIES - Andres Galarraga (47), Vinny Castilla (40), Ellis Burks (40) 1996 MARINERS - Ken Griffey Jr. (49), Jay Buhner (44) 1997 ROCKIES - Larry Walker (49), Andres Galarraga (41), Vinny Castilla (40) 1997 MARINERS - Ken Griffey Jr. (56), Jay Buhner (40) 1998 MARINERS - Ken Griffey Jr. (56), Alex Rodriguez (42)