Authorized (horse) appeared at the time to be the best performance in any of the 2007 Trial races for the Epsom Derby and Authorized was made favourite for the race. Media attention ahead of the Derby focused on Frankie Dettori who, despite winning all the other British Classics at least twice each, had so far failed to win the Derby in 14 attempts. For the race itself, run at Epsom Downs Racecourse on 2 June 2007, Authorized was a clear favourite at odds of 5 to 4, and justified the odds by winning by five lengths in a fast time. Dropped back
Trial races for the Epsom Derby Trial races for the Epsom Derby Trial races for the Epsom Derby are horse races during April and May which are contested by three-year-olds likely to run in The Derby in early June. Most Derby runners appear in at least one race in the weeks before the event, although some, such as the winners Lammtarra and Shaamit, may arrive at Epsom with no previous run as a three-year-old. The leading trial of recent years has been the Dante Stakes, which has been contested by seven subsequent winners of the Derby in the last twenty-four years. The following table shows any