Date code states 06. I've stored these in bags in a/c room. Just ran them at a test day at Daytona and they were less than 2 seconds slower than new SM7's on my ITA Miata. A lot of clag but you can see they are shaved but no where near the cords $200. Best way to get in touch is saeracerx at gmail dot com click c-list ad for pics Toyo RA-1. I'm just north of Gainesville, Florida