The ornamental design for a fueltank for a motorcycle, as shown and described.
FIG. 1 is a top, front, and right side perspective view of a fuel tank for a motorcycle showing our new design;
FIG. 2 is a top, rear, and left side perspective view thereof;
FIG. 3 is a right side elevation view thereof;
FIG. 4 is a left side elevation view thereof;
FIG. 5 is a rear elevation view thereof;
FIG. 6 is a top plan view thereof;
FIG. 7 is a top, front, and left side perspective view thereof;
FIG. 8 is a top, rear, and right side perspective view thereof; and,
FIG. 9 is a rear and right side perspective view thereof as installed on an exemplary motorcycle.
In FIG. 9, the broken line showing of the motorcycle is provided for the purpose of illustrating environmental structure and forms no part of the claimed design. All other broken lines in the drawings illustrate portions of the fuel tank for a motorcycle that form no part of the claimed design.