| 摘要 |
<p>A pneumatic tire (11) including a tread portion (13) provided with a foamed rubber layer (22) made of a foamed rubber and an outer rubber layer (23) made of a non-foamed rubber and arranged radially outwardly of the foamed rubber layer to contact roads. The radial thickness (T) of the outer rubber layer (23) is gradually increased from one end (26) of the tread portion to the other end (27) thereof. <IMAGE></p> |
