This pneumatic tire includes a belt layer including a pair of cross belts and a circumferential reinforcing layer disposed between the cross belts or disposed inward in the tire radial direction of the cross belts and that comprises a steel wire wound spirally at a slant within a ±5° range with respect to a tire circumferential direction, and a tread portion disposed outward in the tire radial direction of the belt layer and that contacts a road surface. The circumferential reinforcing layer has a width in the tire width direction that is not less than 60% and not more than 85% of a maximum ground contact width in the tire width direction of the ground contact patch of the tread portion.