A pneumatic tire comprising an annular tread portion (10) including a plurality of circumferentially extending main grooves (20, 21, 22) comprising an axially innermost groove (22), an axially outermost groove (20), and at least one middle groove (21) arra...

A tire of the present invention comprises a plurality of land sections formed by a main groove which extends in a tire circumferential direction, and the land sections comprise a first land section which comprises a first groove wall of the main groove, an...

A tyre wherein a first bulge part and a second bulge part are formed in a circumferential direction groove. The first bulge part has a narrow-tip shape such that, in the tyre tread plan view, the size in the tread width direction diminishes along a first d...

Tire tread having a first circumferential tread region comprising a circumferential first tread rib (22) and at least one laterally adjacent rib (18, 20) mutually separated by a circumferential tread groove (28, 30), wherein the circumferential grooves com...

High wet braking performance is obtained without causing deterioration to other aspects of performance. Circumferential direction grooves 14 are configured with first groove portions 16 of zigzag shape formed at the road surface side and second groove port...

A motorcycle tire for running on rough terrain comprises a tread portion (2) provided with a plurality of blocks (B) including a cut block (21). The cut block is provided with a U-shaped cut (14) so as to define a sub part (17) of the cut block surrounded ...