Cubs Quick Hits: Jose Quintana’s Fastball Spin Rate Among Lowest in MLB

Jose Quintana’s fastball whiff rate is usually well above league average despite mediocre velocity. Asked to theorize on his effectiveness, you might guess batters miss his four-seamer because it has a high spin rate. Nope. Quintana’s four-seamer spin rate is actually among the lowest in MLB, better than just six percent of pitchers last season.

So how is he able to get those results? New theories welcome.


Brendan Miller

Brendan Miller is part of the Cubs Related Podcast duo with Corey Freedman. Brendan, who has twice as many Twitter followers as Corey, often writes about baseball analytics and scouting for Cubs Insider.

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  1. I’d be curious who the guys with a lower spin rate were. Almost wonder if the low end of the spectrum gives the ball different movement (i.e. knuckle action) giving hitters trouble.

  2. I think Eno Sarris or other fangraphs writers have written that the high and low end of spin rate are both effective, it’s the middle that is ineffective

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