#99-Alex Bowman was fastest during opening practice at Texas Motor Speedway with a speed of 182.180mph. #33-Ty Dillon was second, followed by: #77-Parker Kligerman, #12-Sam Hornish, Jr., #22-Brad Keselowski, #98-Kevin Swindell, #54-Kyle Busch, #3-Austin Dillon, #32-Kyle Larson, and #11-Elliott Sadler. 40 drivers practiced during the session. See complete results on the Texas practice 1 speeds page (pdf) .
