The ornamental design for an automobiletire, as shown and described.
FIG. 1 is a perspective view of an automobile tire showing my new design,
it being understood that the tread pattern is repeated uniformly
throughout the circumference of the tire and the opposite side is the same
as that shown;
FIG. 2 is a front elevational view thereof; and
FIG. 3 is a side elevational view of one side thereof.