FIG. 1 is a perspective view of a tread portion of an automobile tire according to a first embodiment of our new design;
FIG. 2 is a front view thereof;
FIG. 3 is a top view thereof;
FIG. 4 is a right side view thereof;
FIG. 5 is a left side view thereof;
FIG. 6 is a rear view thereof;
FIG. 7 is a fragmentary enlarged view showing the details of the tread portion thereof;
FIG. 8 is an end view taken along line 8-8 in FIG. 7;
FIG. 9 is a perspective view of a tread portion of an automobile tire according to a second embodiment of our new design;
FIG. 10 is a front view thereof;
FIG. 11 is a top view thereof;
FIG. 12 is a right side view thereof;
FIG. 13 is a left side view thereof;
FIG. 14 is a rear view thereof;
FIG. 15 is a fragmentary enlarged view showing the details of the tread portion thereof; and,
FIG. 16 is an end view taken along line 16-16 in FIG. 15.
Broken lines in the drawing figures are intended to show portions of the tire that are not being claimed and thus form no part of the claimed design.