HEAVY DUTY PNEUMATIC TIRE

A tire includes a reinforcing layer located between a tread and a carcass . The reinforcing layer includes a band and a belt . The band includes a full band and a pair of edge bands . The full band has an end located axially outward of a shoulder circumferential groove . The belt includes a third belt ply C located radially inward of the pair of edge bands . A distance Y between each edge band and the full band or the third belt ply C is not less than 2.2 mm and not greater than 4.0 mm. A ratio of a tire thickness E at an end PE of a tread surface to a tire thickness D at an equator plane is not less than 1.2 and not greater than 2.0.