HEAVY-DUTY TIRE

Provided is a heavy-duty tire excellent in ride comfort at a high speed. The tire is a heavy-duty tire comprising a tread part, the tread part comprising a rubber layer composed of a rubber composition, the rubber layer comprising a tread surface, the rubber composition comprising: a rubber component comprising a predetermined amount of an isoprene-based rubber; and a filler comprising a predetermined amount of silica, wherein G, Vt, Aand Asatisfy the following inequalities (1) and (2),