Haul truck space frame and body support arrangement

A support arrangement for a haul truck comprises a space frame and a dump body operatively positioned on the space frame according to defined contact points. The space frame can include at least one rear support, at least one outer elongate support member, and at least one support rocker configured to pivot laterally about an axis. The dump body can include on a bottom thereof a rear pivot support and at least one flat contact surface, and on a front face thereof at least one vertical support structure. Each rear support of the space frame is configured to be pivotally coupled to the rear pivot support of the dump body. Each vertical support structure of the dump body is configured to be removably seated in a corresponding support rocker. Each flat contact surface is configured to be positioned adjacent to an outer lateral surface of an outer elongate support member.