The ornamental design for a dumptruckbody, as shown and described.
FIG. 1 is a left-side elevation view of our ornamental design for a dump truck body with the right-side elevation view being a mirror image thereof and wherein a tail gate of some form for the dump truck body is not shown as it forms no part of our ornamental dump truck body design.
FIG. 2 is a top view of the dump truck body.
FIG. 3 is a front elevation view of the dump truck body.
FIG. 4 is a rear elevation view of the dump truck body.
FIG. 5 is a bottom view of the dump truck body.
FIG. 6 is a rear overhead isometric view of the dump truck body.
FIG. 7 is a front overhead isometric view of the dump truck body.
FIG. 8 is a front underside isometric view of the dump truck body; and,
FIG. 9 is a rear underside isometric view of the dump truck body.