![Trek 3900. Seller asking $125. Good deal? Don't know a whole lot about bikes. Needing to get one. : r/whichbike Trek 3900. Seller asking $125. Good deal? Don't know a whole lot about bikes. Needing to get one. : r/whichbike](https://i.redd.it/trek-3900-seller-asking-125-good-deal-dont-know-a-whole-lot-v0-fny19uht5o891.jpg?width=960&format=pjpg&auto=webp&s=ae161e7b83f14eb22579cfa0eafb8ac78ce144ec)
Trek 3900. Seller asking $125. Good deal? Don't know a whole lot about bikes. Needing to get one. : r/whichbike
Biskilti - Trek 3900 Aluminum frame size L Shimano Acera 24 speed Tektro v brakes 26er rims Price 450$ Now @71501777 | Facebook
![Trek 3900 D 2013|Gear Cycle with Disc Brakes|26" MTB cycles below Rs.50,000|Bicycle@ChooseMyBicycle.com Trek 3900 D 2013|Gear Cycle with Disc Brakes|26" MTB cycles below Rs.50,000|Bicycle@ChooseMyBicycle.com](https://s3.ap-south-1.amazonaws.com/choosemybicycle.webp/media/429_1.webp)
Trek 3900 D 2013|Gear Cycle with Disc Brakes|26" MTB cycles below Rs.50,000|Bicycle@ChooseMyBicycle.com
![2006 Trek 3900 -- 24-speed Mountain Bike: 26" wheel x 16" frame - bicycles - by owner - bike sale - craigslist 2006 Trek 3900 -- 24-speed Mountain Bike: 26" wheel x 16" frame - bicycles - by owner - bike sale - craigslist](https://images.craigslist.org/00O0O_iS0FyfrADrL_0CI0t2_600x450.jpg)