| 摘要 |
Pneumatic tire which comprises a tread portion (2) provided with two shoulder main grooves (3), a crown main grooves (4), two shoulder land zones (8), and two middle land zones (7); the shoulder land zones (8) are each provided with shoulder lateral grooves (11); the middle land zones (7) are each provided with middle narrow grooves (10); each of the middle narrow grooves (10) comprises a sipe-like narrow portion (12) whose groove width is less than 2 mm, and a wide portion (14) whose groove width is not less than 2 mm; the wide portion (14) includes an axially outer wide portion (15) formed at the axially outer end of the middle narrow groove (10), wherein the wide portion (14) is inclined at another angle than the sipe-like narrow portion (12). |
