The ACU was founded in 1903 Its aim was to develop motor sport through clubs and arrange touring facilities for members. the same year that the ACGB became the RAC.
From page one of the Auto-Cycle Union Official Pocket Handbook, 1964: Auto Cycle Union: Founded in 1903 as a Branch of the Royal Automobile Club to protect the interests of Motorcyclists and to encourage the Sport and Pastime of Motorcycling, and since 1924 has existed solely for the purpose of encouraging and controlling the Sport. In 1904 it was a founding member of the
Fédération Internationale de Motocyclisme. when the Speedway Control Board took over, although still constituted with the ACU. The ACU is currently (2020) administered from offices in
Rugby, Warwickshire, UK. (Note the
Motorcycle Union of Ireland (MCUI) is the governing body of
motorcycle sport in
Ireland, consisting of three bodies within the
island of Ireland, each of which is affiliated to the
Fédération Internationale de Motocyclisme (International Motorcycling Federation)). == Motorcycle sports ==