TIRE

In a tire with a specified mounting direction, groove area ratios Rin and Rout in ground contact regions on the vehicle inner and outer sides, respectively, satisfy Rin>Rout, average land portion areas Ain and Aout of intermediate regions Min and Mout on the vehicle inner and outer sides, respectively, satisfy AinSout, and sipes formed in the intermediate region Min have a three-dimensional structure in a range of 70% or more of a sipe length.