75 A-body 7 1/4" rear original drum brake. 10" I think. Keeps getting tighter, now I'm driving with brake applied. I backed off on adjusters a coupla weeks ago so drums would turn freely. Now has tightened up badly again.

Why is this happening?

Last edited by mopartial; 08/25/10 01:12 PM.
If it aint broke, dont break it.