Of all the components that make up this Front Hub/brake ('82-'83 A9/a10) the Washer-plain-small,6m has the lowest price.
On this parts fiche the Shoe,brake (mca) is the most specified component.
A sample from the products for the Front Hub/brake ('82-'83 A9/a10) include: Lever-brake Cam, Circlip-type-c,37mm, Spring,brake Shoe, Collar,l=44.