The Antique Motorcycle Club of America (AMCA) was founded in 1954 in New England and is now one of the largest organizations of antique motorcycle enthusiasts in the world, with membership of over 12,000 in the United States, Australia, Canada, Europe and Japan.

[1] The AMCA aims to preserve, restore and operate motorcycles which are at least 35 years old and therefore termend "antique".

[1] The Board of Directors of the Antique Motorcycle Club of America has nine members elected for three-year terms.

[2] The AMCA operates annual calendar of National Meets, where members motorcycles are judged in categories of 'Restored', 'Original Condition' and 'Period Modified'.

[4] A specialist web site has been funded and developed by AMCA members to provide access to literature collectors, information and technical data about motorcycles built in the USA between 1900 and 1950.