Patent ID: 8869848

Claim:
A motorcycle tire for running on rough terrain comprising: a plurality of independent blocks disposed in a tread portion of the tire and including axially outermost shoulder blocks circumferentially separated by axial tread grooves, wherein each of the shoulder blocks is provided with a ground contacting surface whose profile is a curved line having a radius of curvature not less than 200 mm or a straight line in a first meridian section of the tire including the centroid of the ground contacting surface of the shoulder block and also including the rotational axis of the tire under a normally inflated unloaded condition, and wherein in a superimposed meridian section where said first meridian section is superimposed on a second meridian section of the tire including the rotational axis of the tire and including the bottom of the axial tread grooves, the difference between the shortest distance from the axial inner edge of the ground contacting surface of the shoulder block to the bottom of the axial tread grooves and the shortest distance from the axial outer edge of the ground contacting surface of the shoulder block to said bottom is not more than 2 mm.