Product highlights
- Frame:
- Alpha White Aluminium withsemi-integrated headtube, bi-oval downtube with integrated gusset, rack and fender mounts, Disc compatible dropouts, replaceable derailleur hanger
- Fork:
- Suspension forks
- Gears:
- Shimano EF50 shifters, Shimano FD-C051 front and Shimano RD-M360 rear derailleur, Shimano M311 chainset, 42/34/24 tooth chainrings, SRAM PG-830 11/32 tooth cassette, 8-speed

This product is only available for delivery via Store Collect and can not be delivered via our couriers.
International customers within easy reach of London Gatwick Airport can visit us in-person and take advantage of our International Collection Point – located 5 minutes from the airport.
The Trek 3900 Disc 2010 Mountain Bike is the same as the standard Trek 3900, but features an upgraded brake kit featuring Pro Max Mechanical Disc brakes with Shimano EF50 levers.
- Frame:
- Alpha White Aluminium withsemi-integrated headtube, bi-oval downtube with integrated gusset, rack and fender mounts, disc compatible dropouts, replaceable derailleur hanger
- Front Derailleur:
- Shimano FD-C051
- Rear Derailleur:
- Shimano RD-M310
- Shifters:
- Shimano EF50, 8 speed
- Chainset:
- Shimano M191
- Chainrings:
- 42/34/24 tooth Chainrings
- Cassette:
- SRAM PG830 11-32, 8 speed
- Pedals:
- Wellgo nylon platform
- Front Brake:
- PRO MAX Mechanical Disc
- Rear Brake:
- PRO MAX Mechanical Disc
- Brake Levers:
- Shimano EF50 levers
- Handlebars:
- Bontrager Approved Riser, 30mm rise
- Stem:
- Bontrager Approved, 25 degree
- Headset:
- VP-A68-TK 1-1/8" semi-cartridge, sealed
- Rims:
- Bontrager 550 rims withbrushed sidewalls
- Front Hub:
- Formula Alloy DC20
- Rear Hub:
- Formula Alloy FH-M480
- Front Tyre:
- Bontrager LT-3, 26x2.0
- Rear Tyre:
- Bontrager LT-3, 26x2.0
- Saddle:
- Bontrager SSR
- Seatpost:
- Bontrager SSR, 31.6, 20mm offset
- Weight:
- 31.56lbs (14.32kg) Approx.
Sizing Guides
Buying Guides
Downloads
Customer Reviews
| Ref | Option | Availability | Price | Suitable for heights | |
|---|---|---|---|---|---|
| 126095-19-BLK |
Black, 19 Inch
|
Discontinued – This size/colour is now sold out and obsolete. We cannot obtain any more from the supplier and it won't return to stock. |
178 to 185 cm 70 to 73 inches |
 
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FREE Standard, Next Day & Saturday UK delivery
International delivery (Incl BFPO, ROI, Channel Island & Isle of Man)
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