回複：噪音可能是什麽原因？一些網頁說 4/32 或6/32 就

6/32 is set for winter tires only. For all season tires, 2/32 is the legal limit. However, below 4/32 you start feeling the handling instability. In terms of the wet road braking distance, 4/32 is 50% longer than 10/32, and 2/32 is 60% longer than 4/32.