Patent ID: 8561660

Claim:
A pneumatic tire comprising a sipe extending in a tire width direction provided in a land part located in a shoulder region of a tread part, wherein the sipe comprises: a first sipe part formed over the whole of a sipe length direction in a region on the opening side in a sipe depth direction and also formed over the whole of the sipe depth direction in an inner region on the tire equator side in the sipe length direction and having a first groove width; a third sipe part formed in a bottom part region in the sipe depth direction in an outer region on the tread ground contact end side in the sipe length direction and having a third groove width wider than the first groove width; and a second sipe part formed in a region between the first sipe part and the third sipe part and having a second groove width wider than the first groove width and narrower than the third groove width.