#4-Erik Jones was fastest in the one and only practice session for the Lucas Oil 200 at Dover International Speedway with a speed of 155.885mph. He was followed by #00-Cole Custer, #51-Daniel Suarez, #13-Cameron Hayley, #14-Daniel Hemric, #29-Ryan Blaney, #97-Jesse Little, #8-John Hunter Nemechek, #19-Tyler Reddick, and #54-Justin Boston. 33 drivers practiced during the session. See complete results on the Dover practice speeds page (pdf).(5-28-2015)
