Bike details
Overview
Key information split into simple groups.
Bike summary
-
Category -
Frame Aluminum -
Wheels 26" -
Groupset Acera, Altus -
Suspension Rigid -
Drivetrain 3 × 8 -
Brakes Mechanical Disc
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
Alpha White Aluminum w/semi-integrated head tube, bi-oval down tube with integrated gusset, rack & fender mounts, disc compatible dropouts, replaceable derailleur hanger
Drivetrain
Rear Derailleur
Shimano Acera
Front Derailleur
Shimano M190
Shift Levers
Shimano EF51, 8 speed
Cassette
SRAM PG-820 11-32, 8 speed
Crank
Shimano M171, 42/34/24
Pedals
Wellgo nylon platform
Wheels
Rims
Formula alloy DC20 front hub, Shimano alloy M475 rear hub; Bontrager 550 36-hole rims w/brushed sidewalls
Tires
Bontrager LT3, 26x2.0"
Brakes
Brakes
Tektro Novela mechanical disc brakes w/Shimano EF50 levers
Cockpit
Stem
Bontrager Approved, 25.4mm
Handlebar
Bontrager Approved Riser, 25.4mm, 30mm rise
Headset
1-1/8" threadless, semi-integrated, semi-cartridge bearings
Seat
Saddle
Bontrager SSR
Seatpost
Bontrager SSR, 31.6mm, 20mm offset
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | 13" | 16" | 18" | 19.5" | 21" | 22.5" |
|---|---|---|---|---|---|---|
| Wheels | 26" | 26" | 26" | 26" | 26" | 26" |
About this model
3900 Disc belongs to the Trek 3900 model. Trek launched 20 bikes of this model so far.
Safety
Make sure you wear a helmet on every ride, and that your bike performs well. In short, this means checking the tires, brakes, and chain to make sure everything is in good working order.
Average price for Crosscountry bikes
According to our calculations, the average cost of a Crosscountry bike that is reliable is 1905$. However, even though the average price of a Crosscountry bike is lower, you might still be able to get a top-quality bike. To make sure you don’t pay a higher amount than normal for your bike, always do some components analysis and read reviews.
3900 Disc components
Wheels
As for the wheels, Trek 3900 Disc 2011, has a 26″ aluminum model. These wheels give you great handling over your bike. However, you will need increased suspension than in the case of 29″ wheels.
Brakes
Stopping the bike when needed, it’s essential for your safety. This bike has Mechanical Disc brakes. They are much easier to maintain than hydraulic disk brakes. However, with hydraulic disk brakes, you have the ultimate braking power!