Established in 1973, Dooza Engineering is a family owned and run Melbourne engineering firm.

Over the last 30 years the Harrington family have developed a keen passion for the sport of harness racing

Through their passion for harness racing and their advanced engineering knowledge they have produce the “ideal” sulky.

Derek Harrington, his brother David and son Ryan have developed their own “Dooza” sulky – the first Australian designed and manufactured harness sulky with a 69mm hub. A quality new racing sulky with features far superior to its’ International competitors!

Once Derek had tested the sulky at the track with his own horses, he knew that he and the rest of the Harrington team were onto a winner.