Dumper body (1) comprising a front bottom part (2) and a rear bottom part (14), the front bottom part (2) and the rear bottom part (14) being connected to each other at a bottom angle less than 180°, the rear bottom part (14) ending in an opening (16) and accordingly leaning in relation to the front bottom part (2), as well as that a front end portion (21) in addition is connected to the front edge of the front bottom part (2) in order to limit the loading space of the dumper body in the forward direction, an intermediate part (19) being placed internally in the dumper body (1) between and on top of the front bottom part (2) and the rear bottom part (14) at a deviating bottom angle in relation to both the front bottom part (2) and the rear bottom part (14) in such a way that a hollow space (H2) is formed between the front bottom part (2), the rear bottom part (14) and the intermediate part (19).