Kyle Busch led the first Xfinity Series practice at Dover International Speedway with a top speed of 157.729 mph. Busch was the only driver to top 156 mph.
Filling out the top five for the practice session for the Drive Sober 200 was Erik Jones (155.615), Alex Bowman (155.340), Austin Dillon (155.313) and Joey Logano (153.840).
Busch and Brandon Jones recorded the most laps in the session with 26. Busch (153.291) and Justin Marks (144.801) were the only drivers to record 10 consecutive laps.
The Xfinity Series will have one more practice session today.
Speed Chart