US Patent 8733826 Truck bed panel attached to door hinge mounting plate

A conversion system that converts a four-door style vehicle into a pick-up style vehicle. The conversion system converts the four-door style vehicle into a pick-up style vehicle when rear doors of the vehicle are removed and replaced by inner and outer side panels that form a side panel assembly for the bed of the vehicle. Additional features of the conversion system include a bed floor assembly, a bulkhead assembly, and a roof assembly that isolate the cabin of the vehicle from the newly formed bed.