Kershaw finished the 2011 season by leading the NL with 21 wins , 248 strikeouts and a 2 @.@ 28 ERA , winning the NL pitching Triple Crown , the first Triple Crown winner since Jake Peavy of the 2007 San Diego Padres and the first Dodger since Sandy Koufax won it in the 1966 season . Justin Verlander of the Detroit Tigers won the American League Triple Crown the same season , marking the first major @-@ league season since 1924 to feature Triple Crown @-@ winning pitchers in both leagues . Kershaw 's 21 wins were the most by a Dodger pitcher since Orel Hershiser won 23 during the 1988 season . His ERA was the lowest by a Dodger since Hershiser 's 2 @.@ 03 in the 1985 season , his strikeouts were the most by a Dodger since Koufax 's 317 in 1966 and his 233 1 ⁄ 3 innings pitched were the most since Chan Ho Park pitched 234 in 2001 . Since 1965 when Koufax did it , Peavy and Kershaw are only two pitchers in the National League have led the league in wins , strikeouts , ERA , and WHIP ( walks plus hits per inning pitched ) . Kershaw also became just the second lefthander to have a 240 @-@ plus strikeouts in a season before the age of 24 , joining Vida Blue .