Where to Buy Complete Bikes Online
As mentioned in our Bicycle Buyer's Guide it's best to go to a good bike shop and have them help you with bike fit, test ride, etc.
But what if you're looking for something different and you know what specs you need? You might be able to get a good deal online.
Jenson USA is a retail store in California that has an online presence, mainly selling mountain bike parts and accessories. But starting in 2008, they are now selling complete bikes online. They have a huge selection of road and mountain bikes from Scott, Yeti, Mongoose, Intense, Colnago, GT, Look, Jamis, and more!
This place sells bikes online. Hard to find stuff. Sweet selection of fixed gear bikes at over 50% off too. Cheap bikes, especially Motobecane.
Don't forget eBay. You can find good deals on new and used bikes.
good deals on new and used bikes if you look around. best if you live in a big city.
Performance Bike and Nashbar
A few brands here. They do GT, Schwinn, Scattante, Nashbar, and Forte brands. I think Iron Horse, too.
Santa Cruz, Merlin, LiteSpeed, Douglas, etc. High-end bikes.