2006 Trek 3900

• Serial: WTU080AK0458Z
• Other serial/registration/sticker: 81070301989
• Manufacturer: Trek
• Model: 3900
• Year: 2006
• Primary colors: Green and Silver, gray or bare metal
• Frame size: M
• Wheel diameter: 26in
• Frame Material: Aluminum
• Handlebar type: Forward facing

Distinguishing features

First owner. Bought 2007. Updated with new parts 04.2019