| 摘要 |
To improve straight running stability on an off-road. An off-road pneumatic tire 1, which has on a tread portion 2 at least one block row 10 comprising a plural of blocks 9 arranged in the tire circumferential direction. The block row 10 includes a center block row 10A composed of center blocks 11 arranged on the tire equator C. Each of the center blocks 11 comprises a lateral-long block main portion 11a having a width BW in the tire axial direction larger than the length BL in the tire circumferential direction, and a keel portion 11b prepared integrally on the rear side of the block main portion 11a in the tire rotational direction and projecting with a small width toward the rear side in the tire rotational direction.
|
