To perform an excellent seal effect while keeping the weight balance of a tubeless tire and minimizing vibration in the high-speed running.

This tire is provided with an inner ply 6 which is composed of inner liner rubber, and a burst resistance ply 7, in the inside facing a hollow part of the tire n a tire substrate 5 furnished with bead parts 4 at inner edges of a pair of side wall parts 3 which extends inward in a tire radius direction from both edges of a tread part 2. The burst resistance ply 7 is composed of a burst resistance seal material 12 which is arranged at an inner surface of the inner layer 6, and a seal sheet 11 which seals the seal material 12. The thickness of the seal material 12 in the tire equatorial position is 1.0-5.0 mm under a normal state of tire which is mounted on a normal rim and is filled with normal internal pressure.