My local bike club, Clare MCC. For my national comp licence so I can compete in the SA road trial series,and where I act as an official and coach on club/practice days. Therfore I am also a member of Motorcycling Aust, by virtue of being a licenced coach and official.
My local vintage club, Northern Auto Resoration Club (NARC) who cater for cars, bikes, tractors and all old machinery As I own a collection of classic bikes, a classic sports car and a classic tractor, and I need to be a member of a "classic/historic" club to get the historic rego on my sports car and old bikes.
SR500 Club of Australia, as 5 of my 13 500 Yamahas are SR500s.
Dry Lake Racers Australia. Because one of my SR500s has been built up for salt lake/ land speed racing.
CJ