| 摘要 |
PROBLEM TO BE SOLVED: To provide a tire whose on-ice performance and on-snow performance are improved.SOLUTION: A tire has a great amount of protruding parts provided on at least a portion of a stepping surface of a tread part. The tire has a ratio of a ground contact area at a weight load of 4.3 kN to a ground contact area at a weight load of 5.7kN to be in a range of 1.10 to 1.40. |
