Boston Red Sox
Corey Kluber has thrown 26,207 pitches that have been tracked by the PITCHf/x system between 2011 and 2023, including pitches thrown in the MLB Regular Season, the MLB Postseason and Spring Training. In 2023, they have relied primarily on their Slider (81mph), Sinker using a Two-seam Fastball grip (88mph) and Cutter (86mph), also mixing in a Change (82mph). He also rarely throws a Fourseam Fastball (88mph).