Actually, the GL uses two different side cover grommets.
It uses one per side of the one Don listed - 83551-300-000
And, it uses two per side of 17247-303-000
Just did a quick spot check on an 82 custom at powersportspro.com and found that it uses the 17247-303-000. So, I guess you have to be more specific as to which CX you have