Had these on a spare set of gasburner rims, all at 8/32nd tread,
Yokohama AVS ES100, from their high performance tire line.
no damage and even wear.
Date code is 13th week 2003. . these were on a set of rims that was were used for a few slalom events, then wrapped up in the garage otherwise. . Have been in plastic garbage bags in the garage unused since 2006. . no cracking visible, still soft and sticky.
$275 local pick-up San Diego / El Cajon