在本壇查到 michaelusa2 發的帖子"NHTSA 推薦6年就換！" 見內：

https://bbs.wenxuecity.com/auto/514529.html

NHTSA recommends replace tires every six years

來源: michaelusa2 於 2021-06-04 10:20:16 [檔案] [舊帖] [給我悄悄話] 本文已被閱讀： 32 次 (733 bytes)

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回答: 如果一直室內車庫停車十年都沒問題隻要胎紋夠 由 hagerty 於 2021-06-04 08:13:53

https://www.kbb.com/what-is/#:~:text=The%20NHTSA%20recommends%20that%20tires,or%20excessive%20wear%20over%20time.

the National Highway Traffic Safety Administration (NHTSA) recommends that drivers check tire pressures at least monthly. Tires also degrade even when they are not being used. The NHTSA recommends that tires be replaced every six years regardless of the number of miles driven.