Our list

Minimal Personal:

• 2 changes of clothes (Yellowstone trip)
• rain gear
• sleeping bag
• chargers
  • cell
  • headset Q2
  • ipod, etc...
• gloves
  • heavy
  • light
• 
  
• Disposable battery chargers
• flashlight
• riding boots
• Bandanna
• Food
  • self-heating hot chocolate
  • Cup of Noodles :)
  • Chili
  • oatmeal (breakfast)
  • dried meals for two
• knife
• snacks
• hydro-pack or something for water
• water purifier
• Q2 radios ;)
• swimming suit
• towel
• camera

• soap

• cookware
• utensils, cup, etc...

Shared items:

• tent
• camping axe (sharper ?)
• common bike tools
• lantern w/ xtra mantles
• Scott = Snow-Peak Gigapower 100A
• lighter or matches
• Small Camping stove
• fuel canisters

Items that we found that we needed during the shake-down trip:

• Stove
• Scott = Jetboil PCS
• Good battery charger for Kevin's phone
• battery chargers for Comm system
• Sleeping Pads
  
• bug repellent (Eg. 'off')
• Saddle bags (for Scott)
• install 12v plugs

Nice-to-Haves:

• GPS
• Thermometer
• Laptop