#51-Erik Jones was fastest in final practice for the Lucas Oil 150 at Phoenix International Raceway with a speed of 134.509 mph. He was followed by #13-Jeb Burton, #00-Cole Custer, #31-Ben Kennedy, #9-Brennan Newberry, #54-Darrell Wallace, Jr., #88-Matt Crafton, #29-Ryan Blaney, #14-Austin Dillon, #32-Ben Rhodes. 34 drivers are entered for the event and all 34 practiced in practice. Multiple trucks made contact with the wall during the session, including #77-German Quiroga, who will go to a back-up truck. See complete results on the Phoenix practice 2 speeds page (pdf).
