The ornamental design for a truckrearbodyprotectiveskirt, as shown and described.
FIG. 1 is a right elevation view of a truck rear body protective skirt showing my new design with a left panel, a right panel, and a rear panel separated for clarity;
FIG. 2 is a left elevation view thereof;
FIG. 3 is a front elevation view thereof;
FIG. 4 is a rear elevation view thereof;
FIG. 5 is a top plan view thereof;
FIG. 6 is a bottom plan view thereof; and,
FIG. 7 is an isometric view thereof.
The broken lines in FIG. 7 depict environmental subject matter only and form no part of the claimed design.