#54-Darrell Wallace, Jr. was fastest during opening practice at Martinsville Speedway with a speed of 96.662 mph. #29-Ryan Blaney was second, followed by #17-Timothy Peters, #51-Erik Jones, #31-Ben Kennedy, #7-Brian Ickler, #77-German Quiroga, #30-Ron Hornaday, Jr., #00-Cole Custer, and #88-Matt Crafton. 37 drivers practiced during the session. See complete results on the Martinsville practice 1 speeds page (pdf).
