i am almost done with my rear cargo system, but i plan on carrying;
(2 drawers)
Passenger side drawer: Full ratchet/socket set in case 1/4 and 3/8
Snap-On cordless 18v Lithium Impact wrench
Full set of 1/2" drive deep well sockets
Snap-On tap and die set in it's own case
20lb CO2 bottle/reg/hose/blowgun nozzle
Tow straps/gloves/shackles/tree strap/snatch block
Oil+Water for the engine, Tranny oil, and gear oil.
Mechanics bag with Screwdrivers, pliers, hammers, tire irons, bailing wire, duct tape, electrical tape/tester/connectors, spare wire, JB weld, Zip ties, Spray lube, Penetrating oil, scissors, magnetic pick-up tool, claw tool, hose repair kit, RTV, spark plug gapper, extra vacuum line, breaker bars, Hi-Lift jack repair kit, Tire repair kit, you get the idea.
Spare u-joints
Driver side drawer:
Camping stove/propane/lantern
Kitchen box - utensils,cutting boards, plates, cups, pots/pans, bbq tools, seasonings, lighters, paper towels, dish cloths
Sleeping bags/camp pillows
Spare clothes
Camp chairs
Tent
Rain gear for the family
Other stuff i'm forgetting at the moment.
No pics until i get it all done for ROTW! :-D