Patent ID: 7168469

Claim:
A radial tire comprising a belt of at least three rubberized layers arranged on an outer face of a crown portion of a carcass in a radial direction, each containing many cords extending obliquely with respect to an equatorial plane of the tire and cords of which layers being crossed with each other between adjoining layers, characterized in that two layers of the belt arranged toward a side of the carcass are small slant belt layers of many rubberized cords each extending at a cord inclination angle of not more than 15° with respect to the equatorial plane of the tire and having a width corresponding to 0.25–0.50 times a tread width in a width-wise direction of the tire, and a ratio W 2 /W 1 of a width W 2 of one belt layer to a width W 1 of the other belt layer located toward the side of the carcass in the small slant belt layers is within a range of 1.1–1.3, wherein the one belt layer with width W 2 is positioned radially outside of the other belt layer with width W 1 .