Luke Gregerson on His Slider
Luke Gregerson isn’t as slider-heavy as he was once was. The Astros reliever threw his signature pitch 41% of the time last season. Since he broke into the big leagues in 2009, his 54.4% slider rate is the highest among pitchers who’ve recorded at least 350 innings.
He’s been effective. Gregerson boasts a 2.79 ERA and 2.97 FIP in 500 career appearances. He notched 31 saves last year, and while he’s more about ground balls than punch outs, his K/9 is a more than respectable 8.81.
Most of the questions the 31-year-old righty has fielded this spring have revolved around Houston’s offseason acquisition of Ken Giles — a closer with the Phillies — and their roles going forward. On Wednesday, I approached Gregerson with a different subject in mind: his hard-to-square-up slider.
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Gregerson on what he considers ideal fastball-slider speed differential: “That’s a good question. I’ve never really thought about that too much. I just want it to move. That’s the biggest key for me. For guys who throw really hard, having a straight change that’s a slower speed is definitely a good thing. But for somebody like myself who’s not very overpowering… I’d say I’m looking more for late, hard movement, not a change of speed from my fastball.”