Before you even hit the parking lot to test ride a suspension bike, most shops will walk you through a careful sag and damping adjustment. But few of them will tell you that there is a whole other dimension of control inside your fork or shock’s air spring. By inserting or removing volume spacers, you can make your suspension more or less resistant to bottom-out. In turn, that may allow you to run more or less preload. This deceptively simple adjustment has gotten a reputation for being only for racers, or nerds, or nerdy racers. But Travis Engel believes everyone can benefit from volume tuning. So, he has this quick explainer on what it can do for you, and how you can try it for yourself.
