The ornamental design for a tread of a tire, as shown and described.
FIG. 1 is a perspective view of the tread of a tire of the present
invention, it being understood that the pattern is repeated uniformly
throughout the circumference of the tread,
FIG. 2 is an elevational view of the tire tread design shown in FIG. 1;
and,
FIG. 3 is a side view of the tire tread design, the opposite side view
being identical thereto.
In the drawings, the broken lines defining the tire inner bead and sidewall
are for illustrative purposes only and form no part of the claimed design.
In the drawings, the dark stippled surface shading represents the recessed
portion of the tread grooves, having a depth as best shown in FIG. 2.