Originally Posted by oldtrucks
Technically no, you can do it on the bike. You will need to get the old oil out and the easiest way is to pour it out the top. When you add the oil in you want the shock as vertical as possible so you can get an accurate measurement.
Thanks. That makes sense. I'm not with the bike, but all my others have had drain plugs on the forks. . .
Science is that little voice in your head that says, "You could be wrong. You've been wrong before." - Carl Sagan and Ann Druyan