Abstract: Multiple stacks can be quickly and efficiently loaded, transported and unloaded through a plurality of pivoting and sliding decks and stack retaining means mounted on a vehicle frame. In an apparatus aspect, the system comprises a frame, a pivotable rear deck, a slidable front deck movable along the frame and rear deck for co-rotation therewith, and stack retaining means. Preferably the stack retaining means include forks extending from the rear end of the decks and clamping means associated with the front end of the decks.