HEAVY DUTY TIRE AND TREAD

A heavy-duty tire (10) is disclosed comprising a carcass and a tread (12) located radially outward of the carcass. The tread (12) has a plurality of lugs (30, 40, 50, 60, 70), the lugs (30, 40, 50, 60, 70) extending radially outward from an inner tread area and being located between a first and a second lateral tread edge (13, 14). The lugs form a first row of lugs (30) extending from the first tread lateral edge (13) axially inwards toward the center plane, and a second row of lugs (40) extending from the opposite second lateral tread edge (14) and axially inwards toward the center plane. The lugs (30, 40) of the first and the second row are separated by a plurality of shoulder grooves (22, 24). The lugs (30) of first row of lugs are aligned with the lugs (40) of the second row of lugs. A center row of lugs (50) is located between a first and second offset row of lugs (60, 70). All of the lugs (30, 40, 50, 60, 70) in each row are aligned circumferentially.