Someone asked about a lightweight gear list. There have been lots of links to lists in this discussion, but for ease here is what I took on the Northern Tier
Item: oz
Bike, Cervelo RS: 304
Carradice Camper Longflap: 31
Ortlieb Classic Large: 20
Tarpent Contrail: 28
Montbell UL Super Spiral Down Hugger 30F sleeping bag: 25
2x Compression Sack: 0 (include in other weights)
Thermarest NeoAir, Regular: 14
Exped Air Pillow: 3.5
Evernew Titanium Alcohol Stove:1
Evernew Titanium Mug: 2.5
Windscreen: 0.5
Bic lighter: 0.5
Sea to Summit X-mug: 1.5
REI LightLoads mini towel: 0.25
2 x Water Bottles Maxi Cincio one liter capacity: 7
Groundeffect Rock Lobster jersey with long sleeves and a zip: 7
Ex-Officio Convertible Long Pants*Lightweight trousers with zip off: 10
Rapha Merino Padded Boxers: 4
Smartwool PhD socks: 2
REI rain pants: 8
Smartwool balaclava: 2
Rain Jacket: Marmot Mica: 8
Marmot Catalyst jacket: 11
KungFu Shoes: 11
Sea to Summit Ultra-sil Day Pack: 2
Cord:Basic Utility cord: 2.5
Snow Peak Titanium Spork: 0.5
Antigravitygear 8 fl oz fluid bottle: 1
Tools:Topeak Alien II: 10
Parts/Spares: Brake and gear cables, AAA batteries, duct tape, cable ties, Fiber Flex spoke, patch kit, 4mm SHC screws, chain link: 6
Tubes:Continental Race 28, 25mm inner tubes: 6
Multitool:Leatherman Juice: 5
Umbrella: 6
Wash Kit: Toothpaste and brush, comb, shampoo, DEET, sun screen. lip balm, razor,medium REI camp towel: 9
Sunglasses: Julbo race:1
First Aid Kit: 3
Castelli Pioggia over shoes: 4
iPhone4: 6
Anker external battery: 8
Sony Walkman Radio SRF M37W: 4
Cables and earphones: iPhone AC adapter, iPhone charging cable, Hyperjuice USB charging cable: 5
Petzl headlamp: 3
Wallet: 4
Lenzyne Pump: 3
Lock:Kryptonite Kryptoflex 815: 10
Man***** Windstopper gloves: 2
Total Weight: 601 oz (37.5 lbs)
Items worn and consumables
Cap:2
Bandana:1
EMS Techwick Midweight T with long sleeves and half zip: 11
EMS Touring Shorts:6
Rapha padded underwear: 4
Smartwool PhD socks: 2
Shimano M076 shoes: 22
Food and Water: Raman, couscous, stock cubes, candy bars, dehydrated veggies: 100
Denatured alcohol: 7
Here is the bike and gear just outside of Galata, MT
and just the bags packed with everything on the list