#60- Chris Buescher was fastest during opening practice at Kentucky Speedway with a speed of 174.701mph. #2-Brian Scott was second, followed by: #62-Brendan Gaughan, #3-Ty Dillon, #54-Sam Hornish, Jr., #33-Cale Conley, #16-Ryan Reed, #9-Chase Elliott, #11-Elliott Sadler, and #6-Trevor Bayne. 38 drivers practiced during the session. See complete results on the Kentucky practice 1 speeds page (pdf).
