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Looking for adventure? 3 Series mountain bikes stand ready to get out and get going. The 3900 is perfect for light off-road use, and can handle the rigor of gravel paths, dirt roads and woodsy trails. Key upgrades over the 3700 include an 8-speed drivetrain for a wider selection of gears making all terrain easier, as well as a longer travel suspension fork for greater comfort.
| Frameset | |
|---|---|
| Sizes | 13, 16, 18, 19.5, 21, 22.5" |
| Frame | Alpha White Aluminum w/externally relieved head tube, bi-axial down tube, disc compatible dropouts |
| Front Suspension | SR Suntour XCT V2 w/preload, 80mm |
| Wheels | |
| Wheels | Alloy front hub, Shimano RM30 rear hub; Matrix 550 rims w/brushed sidewalls |
| Tires | Bontrager Connection Trail, 26x2.0"; 27 tpi |
| Drivetrain | |
| Shifters | Shimano EF50, 8 speed |
| Front Derailleur | Shimano C050 |
| Rear Derailleur | Shimano Acera |
| Crank | SR Suntour XCC-T102 42/34/24 |
| Cassette | SRAM PG830 11-32, 8 speed |
| Pedals | Nylon platform |
| Components | |
| Saddle | Bontrager Approved |
| Seat Post | Bontrager SSR, 20mm offset |
| Handlebars | Bontrager Approved, 30mm rise |
| Stem | Bontrager Approved, 25 degree |
| Headset | VP-A76C-TK, 1 1/8" semi-cartridge, sealed |
| Brakeset | Tektro V w/Shimano EF50 levers |
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bike.shimano.com Providing a complete line of wheels and components to riders at all levels of cycling, from recreation to professional competition. |
bontrager.com Wheelworks and components used by the world's top racers and freeriders. Featured on the ProTour, Ironman, and 24-hour circuits. |
sram.com Offering a complete line of drivetrain components, suspension systems, braking systems and high-performance bicycle maintenance products. |
clixqr.com Revolutionary wheel release systems that let you install and lock your front wheel with no cam adjustment, and with only one hand. |
