| 摘要 |
PROBLEM TO BE SOLVED: To provide a pneumatic tire that can improve wet performance, dry performance and uneven wear resistance with good balance.SOLUTION: In a pneumatic tire in which a mounting direction of the front and back sides of the tire is designated, where a distance GL1 of a first main groove 11 is set to be 6% or less of an earth-contact half width TL/2, a distance GL2 of a second main groove 12 is set to be 40%-65% of the earth-contact half width TL/2 and a distance GL3 of a sub groove is set to be 40%-65% of the earth-contact half width TL/2, are provided: a first lug groove 31, one end of which reaches a grounding end inside a vehicle and the other end of which is closed so as not to communicate with the second main groove 12; a second lug groove 32, one end of which communicates with the second main groove 12 and the other end of which is closed; a third lug groove 31, one end of which communicates with the first main groove 11 and the other end of which is closed; a plurality of fourth lug grooves 34, one ends of which communicate with the sub groove 13 and the other ends of which are closed; a fifth groove 35, one end of which communicates with the sub groove 13 and the other end of which is closed; and a sixth groove 36, one end of which reaches the grounding end outside the vehicle and the other end of which is closed so as not to communicate with the sub groove 13. |
