Interesting stuff on Tires, so Sooooooooooooo
difficult to decide. There are actually a couple of people here that say they have like 20 even 30 yr. old tires on their RACE CARS of all vehicles, and they are fine. Our OLD PU, just runs around town, maybe 5-10 miles tops. Hardly ever on the freeway:

https://bobistheoilguy.com/forums/threads/tires-like-new-but-10-20-years-old-replace.257537/