The ornamental design for a frontend of a vehicle, as shown and described.
FIG. 1 is a right front perspective view of a front end of a vehicle showing my new design.
FIG. 2 is a left front perspective view of the front end of a vehicle shown in FIG. 1.
FIG. 3 is a left rear perspective view thereof.
FIG. 4 is a front elevational view thereof.
FIG. 5 is a left side elevational view thereof.
FIG. 6 is a right side elevational view thereof; and,
FIG. 7 is a top view thereof.
The portions of the vehicle shown in de-emphasized and half-tone portions outside the broken line are for environmental and illustrative purposes only and form no part of the claimed design. Rather, the subject matter of the present invention resides within the broken line, and the broken line represents the boundary of what is claimed as the design