Patent ID: 8011404

Claim:
A pneumatic tire for a motorcycle comprising a bead core buried in a left-right pair of bead parts, a carcass made of not less than one sheet of carcass ply straddling in a troid state from one bead part to the other bead part with end portions being latched by the bead core, at least one sheet of spiral belt layer arranged outside the carcass in the tire radial direction with a band form including one or a plurality of cords arranged in parallel, buried in coating rubber and wound spirally, tread rubber arranged further outside the spiral belt layer in the tire radial direction to form a tread part contacting the road surface, not less than one auxiliary belt layer arranged between the spiral belt layer and the tread rubber, the auxiliary belt layer including a plurality of cords being inclined at 45 to 90 degrees to the circumferential direction of the tire and buried in the coating rubber, a cushion rubber layer arranged between the spiral belt layer and the auxiliary belt layer, and a main intersecting layer comprising a plurality of belt plies with a plurality of second cords mutually arranged in parallel and buried in coating rubber, with mutually adjacent belt plies having the second cords being inclined for a tire equatorial plane in mutually opposite directions and arranged in the inner side in the tire radial direction of the spiral belt layer.