Patent ID: 7195046

Claim:
A pneumatic tire for passenger car comprising: a pair of ring-shaped bead cores embedded in respective bead portions, a carcass comprised of at least two rubberized plies of radially arranged cords toroidally extending between the bead cores to reinforce a pair of sidewall portions and a tread portion, at least one ply of which plies containing cords of an organic fiber selected from rayon fiber, aromatic polyamide fiber, aliphatic polyamide fiber having a melting point of not lower than 250° C. as measured by differential scanning calorimetry (DSC) and polyester fiber, a belt arranged on an outer periphery of the carcass to reinforce the tread portion and comprised of two or more steel cord cross layers, and a reinforcing rubber layer arranged in at least a part of a zone ranging from a position near to the bead portion through the sidewall portion to a shoulder region of the tread portion and at an inside of the carcass, wherein at least one ply of the carcass is a split ply separated off in a zone beneath the belt and wherein the carcass is comprised of two turnup plies, the split ply is an outermost turnup ply.