Originally Posted by
4343
Depends on how hard they were dropped. A slight jar can crack aluminum surrounds that have become work hardened, that will be the buzz. Drop it hard enough to cause the voice coil wire to break and it just quits. I had a 2420 slide down the wheel arch in my truck once, just a small bump, no dents in the box or anything, but it was just enough to pop the entire dome and voice coil out of the surround. That one was well used by then though, yours sound like they have not been used much, so hopefully it just picked up some crap in the gap.