| 摘要 |
A pneumatic tire comprising a tread portion having a plurality of blocks which are defined by inclined grooves and by a plurality of connection groves connecting with the inclined grooves or with the tread end, wherein the side wall portion of a block facing a first inclined groove coming into contact with the ground precedingly is more rigid than the side wall portion of the same block facing a second inclined groove coming into contact with the ground following the first inclined groove, and the side wall portion of the same block located at the inner side in the tire width direction is more rigid than the side wall portion located at the outer side in the tire width direction.
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