For sale Trek 3900 Disc 2011, 18". Not to many miles on this bike. Excellent condition. The only thing now is it has a black stem and not the white one in the picture.
For more about components visit: http://www.bikepedia.com/QuickBike/B...Disc&Type=bike
Asking 450.00, OBO
If you have any questions or want more pics just ask.