A reconfigurable truck bed has a plurality of receivers. A variety of accessories have structure that mates with the receivers in order to support the accessories on the truck bed. The accessories may be selectively positioned in a particular receiver or set of receivers. The accessories may also be conveniently oriented or reoriented for a particular circumstance or use. As such, the truck bed may be selectively reconfigured to meet the needs of a user and provide a particular benefit. In another aspect, a body structure or a chassis structure of any motor vehicle may be provided with receivers. Frames providing the receivers may be added onto bodies or chassis of any motor vehicle.