We claim the ornamental design for a motorcycle battery pack, as shown and described.
FIG. 1 is a front perspective view of a motorcycle battery pack;
FIG. 2 is a rear perspective view thereof;
FIG. 3 is a front view thereof;
FIG. 4 is a rear view thereof;
FIG. 5 is a right side view thereof;
FIG. 6 is a left side view thereof;
FIG. 7 is a top view thereof;
FIG. 8 is a bottom view thereof; and,
FIG. 9 is a rear perspective view of the motorcycle battery pack on a motorcycle.
The broken lines are included for the purpose of showing portions of the motorcycle battery pack that form no part of the claimed design. The additional broken lines shown in FIG. 9 show environment that forms no part of the claimed design.
The broken lines are included for the purpose of showing environment that forms no part of the claimed design.