A tire comprising: a tread portion for contacting with a road surface; a tire side portion continuous to the tread portion and positioned inside in a tire radial direction of the tread portion; a bead portion continuous to the tire side portion and positioned inside in the tire radial direction of the tire side portion; and a carcass that forms a tire skeleton, wherein the bead portion includes a bead core and a bead filler provided outside in the tire radial direction of the bead core; the carcass includes a body portion and a folded portion continuous to the body portion and folded back to outside in a tire width direction via the bead core, and a part of the body portion and the folded portion are formed by at least a plurality of plies (41a, 41b, 42a, 42b), wherein the carcass comprises: a first reinforcing member folded back from an inner side in the tire width direction via the bead core to an outer side in the tire width direction to cover the bead core and the bead filler; and a second reinforcing member provided between the bead filler and the first reinforcing member folded outside in the tire width direction, wherein in at least a part of the region where the second reinforcing member is provided, a thickness of a side rubber provided on the outside in the tire width direction of the carcass is substantially the same as a ply thickness combining the body portion and the folded portion formed by the plurality of plies (41a, 42b, 42a, 42b); wherein a thickness (D1, D2) of the side rubber at a maximum width position of tire is 40% or more of a sectional width of the tire side portion at the maximum width position. a tread portion for contacting with a road surface; a tire side portion continuous to the tread portion and positioned inside in a tire radial direction of the tread portion; a bead portion continuous to the tire side portion and positioned inside in the tire radial direction of the tire side portion; and a carcass that forms a tire skeleton, wherein the bead portion includes a bead core and a bead filler provided outside in the tire radial direction of the bead core; the carcass includes a body portion and a folded portion continuous to the body portion and folded back to outside in a tire width direction via the bead core, and a part of the body portion and the folded portion are formed by at least a plurality of plies (41a, 41b, 42a, 42b), wherein the carcass comprises: a first reinforcing member folded back from an inner side in the tire width direction via the bead core to an outer side in the tire width direction to cover the bead core and the bead filler; and a second reinforcing member provided between the bead filler and the first reinforcing member folded outside in the tire width direction, wherein in at least a part of the region where the second reinforcing member is provided, a thickness of a side rubber provided on the outside in the tire width direction of the carcass is substantially the same as a ply thickness combining the body portion and the folded portion formed by the plurality of plies (41a, 42b, 42a, 42b); wherein a thickness (D1, D2) of the side rubber at a maximum width position of tire is 40% or more of a sectional width of the tire side portion at the maximum width position. a first reinforcing member folded back from an inner side in the tire width direction via the bead core to an outer side in the tire width direction to cover the bead core and the bead filler; and a second reinforcing member provided between the bead filler and the first reinforcing member folded outside in the tire width direction, wherein in at least a part of the region where the second reinforcing member is provided, a thickness of a side rubber provided on the outside in the tire width direction of the carcass is substantially the same as a ply thickness combining the body portion and the folded portion formed by the plurality of plies (41a, 42b, 42a, 42b); wherein a thickness (D1, D2) of the side rubber at a maximum width position of tire is 40% or more of a sectional width of the tire side portion at the maximum width position.