1973 Kentucky Derby entered the homestretch, Secretariat passed Sham in the final furlong and distanced himself to consolidate his lead. Secretariat would go on to win the Preakness Stakes and Belmont Stakes in the succeeding weeks, thus becoming the ninth horse to complete the Triple Crown of Thoroughbred Racing. Thirteen horses entered the Derby, which could have at most twenty participants. Horse owners had to pay a final entry fee of $2,500 to have their horses officially entered. The field was larger than anticipated because of new entries following Secretariat's loss at the Wood Memorial Stakes in New York. The Wood Memorial had
New Zealand Derby holds the record for the most Derby wins by a jockey. He scored his fifth Derby win aboard Habibi in 2013, breaking Robert Vance's previous record of four, and added a sixth victory with Rangipo in 2016. Note: the New Zealand Derby and the Great Northern Derby were combined into one race in 1973. Note: the New Zealand Derby and the Great Northern Derby were combined into one race in 1973. New Zealand Derby The New Zealand Derby is a set-weights Thoroughbred horse race for three-year-olds, run over a distance of 2,400 metres (12 furlongs) at Ellerslie Racecourse in Auckland,