Originally Posted by bres dad

I think we have our answer. I took the bike off the stand and sat it on the ground putting pressure on the seat. As it made contact with the ground... POP! I removed the seat post and clamp and took it for a spin... dead quiet, outside of the norm. Question is what to do about it? The seat post clamp was tight and the post had what I assume is carbon grease. What is making it pop though?