HMK pack: shovel, probe, sno bunje survival kit, extra gloves, extra facemask, beanie, food, water, tools, exhaust springs, a few nuts and bolts, exhaust donut, needle nose vise grips for the exhaust springs, trail maps, motrin, pepto bismol, sno bunje saw, extra goggles, hand warmers, zip ties, multi tool, flashlight, snowmobile registration and insurance.
On the sled: Sno bunje rattler with an accesory handle, sno bunje 30' sidewinder rope ratchet, plugs, belt, tool kit, water, candy bars, tow strap, some tools, a soup can with: candles, signal mirror, whistle, waterproof matches, fire sticks, bunje cords, zip ties, and a couple other things.
On me: Klim tekvest, BCA Tracker beacon, 509 helmet
Adding: BCA Float 30 airbag, tampons, cotton balls with vaseline, SOL survival kit, a first aid kit, bivy sack, and space blanket.