Identified as a split-finger fastball on Baseball Savant and averaging right around 90 mph, Jeffress’s changeup was thrown 7.4% of the time in 2019, finishing with a -0.5 pVAL a year after the pitch posted a career high 5.3 pVAL.
Jeffress threw his curveball around 28.3% of the time in 2019, with the pitch posting a 27.3% K rate while sitting around 81 mph and having slightly above-average depth and break. Batters could only barrel the pitch at a 5.4% rate, finishing with a .222 BAA with a .311 SLG.
Jeffress’ four-seam fastball averaged 93.7 mph in 2019, moving slightly below-average on both the horizontal and vertical planes. Giving up a 6.1% barrel rate, the pitch finished with a 1.9 pVAL– with a .222 batting average against it and a 28.8% K rate.
Jeffress upped the usage of his curve from 18.9% in 2017 to 30.8% last year. It was a Money Pitch in 2018 with a 41.9% chase rate, 42.4% zone rate and a 18.5% swinging-strike rate (42.5% whiff rate). Batters were held to a dismal .175 wOBA and .151 batting average. That was all good for an 8.7 pVal.
Jeffress drastically cut the usage of his sinker from 48.8% in 2017 to 28.6% last year. The sinker averaged 95.1 mph and topped out at 97.6 mph. The batted-ball results were drastically better in 2018, limiting hitters to a .271 wOBA and .215 batting average. Compared that to 2017, when it allowed a .419 wOBA and .331 batting average.
Jeffress’ four-seamer sat at 95.5 mph and maxed out at 98.7. He threw it 24.8% of the time (17.6% in 2017). It had a stellar 31.3% whiff rate, 56.6% zone rate, and held hitters to a .295 wOBA and .170 batting average.
Jeffress threw his splitter 15.9% of the time last year (14.7% in 2017). It had a 27.3% whiff rate (15.2% swinging-K rate), 45.6% zone rate, and 46.2% chase rate. It held batters to a paltry .196 wOBA and a .188 batting average. Overall, it was a very effective pitch with a 5.6 pVal. This was Money Pitch No. 2 for Jeffress.