A tire (2, 102) comprising: a pair of beads (10, 110); a carcass (12, 112) extending on and between the pair of beads (10, 110); a tread (4, 104) located radially outward of the carcass (12, 112); and a pair of sidewalls (6, 106) located axially outward of the carcass (12, 112), wherein an outer surface (2G, 102G) of the tire (2, 102) includes a tread surface (22, 122) configured to come into contact with a road surface, and a pair of side surfaces (26, 126) connected to the tread surface (22, 122), and characterized in that when the tire (2, 102) is in a standard state, in which the tire (2, 102) is fitted on a standardized rim and an internal pressure of the tire (2, 102) is adjusted to a pressure equal to 92% of a standardized internal pressure, and when a load equal to 70% of a standardized load is applied to the tire (2, 102) in the standard state and the tire (2, 102) is brought into contact with a flat surface and the camber angle of the tire (2, 102) is set to 0 degree, a position, on the tread surface (22, 122), corresponding to a ground-contact end of a ground-contact surface of the tire (2, 102) is a reference ground-contact position, a position, on the tread surface (22, 122), at which a distance in an axial direction from an equator plane is 60% of a distance in the axial direction from the equator plane to the reference ground-contact position is a tilt confirmation position, a ratio (B100/B60) of an equator ground-contact length measured along the equator plane to a reference ground-contact length at a position corresponding to a width of 60% of a ground-contact width of the ground-contact surface, on the ground-contact surface, is a shape index F60, and the shape index F60 is not less than 1.00 and not greater than 1.20; and when the tire (2, 102) is in a reference state, in which the tire (2, 102) is fitted on a standardized rim, the internal pressure of the tire (2, 102) is adjusted to a pressure equal to 92% of a standardized internal pressure, and no load is applied to the tire, an angle (θ) of a tangent line that is tangent to a contour line of the tread surface (22, 122) at the tilt confirmation position with respect to the axial direction in a meridian cross-section of the tire (2, 102) is not less than 2.5 degrees and not greater than 3.5 degrees. a pair of beads (10, 110); a carcass (12, 112) extending on and between the pair of beads (10, 110); a tread (4, 104) located radially outward of the carcass (12, 112); and a pair of sidewalls (6, 106) located axially outward of the carcass (12, 112), wherein an outer surface (2G, 102G) of the tire (2, 102) includes a tread surface (22, 122) configured to come into contact with a road surface, and a pair of side surfaces (26, 126) connected to the tread surface (22, 122), and when the tire (2, 102) is in a standard state, in which the tire (2, 102) is fitted on a standardized rim and an internal pressure of the tire (2, 102) is adjusted to a pressure equal to 92% of a standardized internal pressure, and when a load equal to 70% of a standardized load is applied to the tire (2, 102) in the standard state and the tire (2, 102) is brought into contact with a flat surface and the camber angle of the tire (2, 102) is set to 0 degree, a position, on the tread surface (22, 122), corresponding to a ground-contact end of a ground-contact surface of the tire (2, 102) is a reference ground-contact position, a position, on the tread surface (22, 122), at which a distance in an axial direction from an equator plane is 60% of a distance in the axial direction from the equator plane to the reference ground-contact position is a tilt confirmation position, a ratio (B100/B60) of an equator ground-contact length measured along the equator plane to a reference ground-contact length at a position corresponding to a width of 60% of a ground-contact width of the ground-contact surface, on the ground-contact surface, is a shape index F60, and the shape index F60 is not less than 1.00 and not greater than 1.20; and a position, on the tread surface (22, 122), corresponding to a ground-contact end of a ground-contact surface of the tire (2, 102) is a reference ground-contact position, a position, on the tread surface (22, 122), at which a distance in an axial direction from an equator plane is 60% of a distance in the axial direction from the equator plane to the reference ground-contact position is a tilt confirmation position, a ratio (B100/B60) of an equator ground-contact length measured along the equator plane to a reference ground-contact length at a position corresponding to a width of 60% of a ground-contact width of the ground-contact surface, on the ground-contact surface, is a shape index F60, and the shape index F60 is not less than 1.00 and not greater than 1.20; and when the tire (2, 102) is in a reference state, in which the tire (2, 102) is fitted on a standardized rim, the internal pressure of the tire (2, 102) is adjusted to a pressure equal to 92% of a standardized internal pressure, and no load is applied to the tire, an angle (θ) of a tangent line that is tangent to a contour line of the tread surface (22, 122) at the tilt confirmation position with respect to the axial direction in a meridian cross-section of the tire (2, 102) is not less than 2.5 degrees and not greater than 3.5 degrees.