Originally Posted by
daven1986
Looking at this again, I am still struggling to find any difference. Surely they can't be (bar any aesthetic differences) exactly the same?
No. At least not according to the parts diagrams.
DH-S501 DH-3D72 Of course, I have no idea what any of it means...
FWIW, I'm very pleased with my Alfine. It has less writing on it--just the Alfine logo.