My recollection is that nylon cords were introduced to get RID of the
thumping; it was rayon cords that had
"memory issues".  OTOH, I could be wrong - it's been many years ago.

Karl Wolz
|
|From the link you provided, I see that the tire includes nylon cords.  I
|did not know that any modern tire included nylon in the construction.
|Perhaps because Hankook markets them as a "summer tire," they find nylon to
|be satisfactory.  Have you noticed the thumping phenomenon I mentioned?  Do
|you guys drive them year-round?  I would assume so.
|