Before the start of the 2007 Daytona 500, Sadler's team was among many others who faced disciplinary action for rule-infractions. Despite being docked 25 points, he still went on to score a season best sixth-place finish. Sadler had many ups and downs throughout the season. In 2007, Sadler led 62 laps, posted two Top 10 finishes and finished 25th in points. Sadler had the longest streak without a DNF than any other driver before failing to finish a race in 2007.