Originally Posted by
zzyzx_xyzzy
Calling Sun would give you the best information.
Oh, I hope not, since as I said I have contacted Sun and got a "Huh?" back from them. I've followed up by writing them a long email explaining ISO 5775 tire/rim sizing, what ERD is and why I need the information (I want to build their rim into an actual wheel) and I haven't given up hope that the folks at the help desk can find someone on staff who can conjure up the answer.
tcs