I believe there is a hole in the drum that should be aligned with the hole in the flange. To me this design feature is a bit of wishful thinking. If the seal leaks it will always get to the shoes.


1951 GMC 1 Ton Flatbed -- It is finally on the road and what a great time I have driving it!
1951 1 Ton Completed


My Chevy Master 4 Door is on the Road!