#3-Austin Dillon was fastest in the only practice at Las Vegas Motor Speedway with a speed of 179.647mph. #20-Brian Vickers was second, followed by: #12-Sam Hornish, #6-Trevor Bayne, #2-Brian Scott, #11-Elliott Sadler, #77-Parker Kligerman, #54-Kyle Busch, #99-Alex Bowman, and #33-Ty Dillon. All 40 drivers practiced during the session. #19-Mike Bliss will have to go to a backup car from his teammate #14-Eric McClure after being involved in an accident. See complete results on the Las Vegas practice 1 speeds page (pdf) .
