When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
If you are being serious... give a little more info like maybe has it always done it or have you made any recent changes or gained a ton of weight or something. If you are not being serious... see ya.
Fork oil mostly affects the rebound , bottoming is more affected by springs. Put a better replacement spring in or if the spring will allow it add a longer spacer to preload the springs. But be careful because this may decrease travel if the spring bottoms on it self.