A truck body for a machine is disclosed. The truck body has a bottom wall defining a front end and a rear end, a pair of lateral walls extending from the bottom wall, and a front wall extending between the pair of lateral walls at the front end. The truck body includes a pair of bottom beams pivotally coupled to a frame of the machine. The truck body further includes a plurality of tubes disposed on the pair of bottom beams. Each of the plurality of tubes is disposed adjacent to each other to at least define the bottom wall and the pair of lateral walls of the truck body.