under clear blue kansas skies, brad keselowski led the field to the green flag at 2:34 p.m. he began pulling away from the field after the first five laps. after 15 laps, kevin harvick cued his radio to say he thought there was a vibration in the car and that "it's going to blow up." despite this, he passed keselowski for the lead in turn 4 on lap 29. the first caution of the race flew on lap 30 for a single-car wreck in turn 2. j. j. yeley suffered a right-front tire blowout and slammed the wall. after making his stop, crew chief rodney childers told harvick that the cause of the vibration was a loose right-rear wheel weight. this caution period was longer than normal as drivers were radioing into nascar race control that the oil hadn't been thoroughly cleaned up.