don't overlook the possibility that a rear tire is about to blow due
to a bulge, which can make it sound like something's coming unhinged.
art '82 westy

Charles E Clement/FWF/EXP/UTIA wrote:
> The sound is a knok-knok-knok occurs almost all the time.  The noise gets
> louder as our Westy goes faster, but also when we brake (we changed the
> rear brakes in December)...