The ornamental design for a cartire, as shown and described.
FIG. 1 is a front perspective view of a car tire, showing our new design, it being understood that the tread pattern is repeated uniformly throughout the circumference of the tire, the back perspective view being a mirror image of the front perspective view shown;
FIG. 2 is a front elevation view thereof, with the rear view being a mirror image of the front view;
FIG. 3 is a right side view thereof;
FIG. 4 is a left side view thereof;
FIG. 5 is an enlarged front perspective view of FIG. 1; and,
FIG. 6 is an enlarged front elevation view of the car tire treads as indicated in FIG. 2.
In the drawings, the dot/dash broken lines adjacent to stippled surfaces depict the claim boundaries and form no part of the claim; all other broken lines depict environment and form no part of the claim.