in cab:
DOT reflector triangles (3)
Fire extinguishers (driver and passenger side)
large array of fuses for truck and trailers
emergency tire repair kit
large first aid kit with tourniquet's, quick clot, and a lot of pressure bandages
tow straps
700lb 3klb ratchet straps
tool kit
two large 20" adjustable wrenches (mostly for hitch ball changes)
portable air compressor with dually compatible inflator
solid shank Benchmade
glass breaker, seatbelt cutters, water, glasses wipes, and hand sanitizer in every door
dielectric grease
electrical contact cleaner
axle grease
IR thermal gun
tire pressure gauge
torque wrench's (4-40lb, and 50-350lb)
emergency food for ~3 days for 6 people (i am a family of 5, but truck can fit 6 so supplies are rated for every seat of the truck)
napkins/toiletries/maps in glove box
rechargeable LED flashlight always plugged in, inside center seat lid
rechargeable LED flashlight always plugged in, charger wired under rear seat
glasses wipes/hand sanitizer in all doors
under bed:
twin 444 onboard compressors to 7 gallon tank
storage for more tow/ratchet straps
twin fuel transfer pumps, filters, and water separator
in bed:
140 gallon aux tank (lets just say its 119gal with some air space
)
probably missing things.