Trek 3900 DISC 2009 VS Specialized STUMPJUMPER COMP 29ER 2008 specs comparison
Trek 3900 Disc
General Infos| Model | 3900 Disc |
| Manufacturer | Trek |
| Year of production | 2009 |
| Current price | Check price Here ==> |
| Color choice |
-Matte Khaki |
| Sizes |
- 13 (inches) - 16 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches) |
| Sizes |
- 13 (inches) - 16 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches) |
Wheels And Breaking System
| Bike front tire | 26 X 2.00 (inches) Bontrager Connection Trail |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Shimano EF-50 EZ Fire Integrated Levers ProMax Mechanical Disc Brakes |
| Hubs for disc brakes | Rear: Shimano M-475 Disc Front: Alloy |
| Rims manufacturer | Matrix 550 |
| Spoke nipples type | Not Available |
| Spoke wheel | Not Available |
Frame and Body Specs
| Frame materials | Alpha White Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Bontrager Approved |
| Handlebar extender | Optional |
| Handlebar stem details | Bontrager Approved |
| Headset size | 1 1/8 (inches) Threadless VP A76C-TK |
Gearing Specifications
| Bicycle chain | Not Available |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Not Available |
| Crankset parts and sizes | 24/34/42 Teeth SR Suntour XCC T102 |
| Gear shift levers | Shimano EF-50 EZ Fire Integrated |
| Rear gear set | 11 - 32 Teeth 8-speed |
Trek 3900 Disc Fork System Data
| Derailleur (Front) | Shimano C050 |
| Derailleur (Rear) | Shimano Acera |
| Fork material | Single Crown |
| Fork type | 80 (millimeters) Travel SR Suntour XCT V2 |
Other Specs of Trek 3900 Disc
| Component group sets | Shimano Mix |
| Pedals details | Nylon Platform |
| Rear shock absorber | Not Available |
| Saddle seat | Bontrager Approved |
| Seat post extension | Bontrager SSR |
Specialized Stumpjumper Comp 29er
General Infos| Model | Stumpjumper Comp 29er |
| Manufacturer | Specialized |
| Year of production | 2008 |
| Current price | Check price Here ==> |
| Color choice |
-Black and Blue |
| Sizes |
- 15.5 - 17 - 18 - 19 - 21 - 23 |
Wheels And Breaking System
| Bike front tire | 29 X 2.00 (inches) Specialized Fast Track Control LK |
| Bike rear tire | Not Available |
| Bike wheel size | 29 (inches) Wheels |
| Brakeset type | 160 (millimeters) Rotor Brakes Avid Juicy 5 SL Hydraulic Disc Hydraulic Disc Levers Avid Juicy 5 SL |
| Hubs for disc brakes | Rear: Shimano M525 Disc Front: Specialized Hi Lo Disc |
| Rims manufacturer | 32-hole DT Swiss X470 |
| Spoke nipples type | Alloy Niples |
| Spoke wheel | 15ga. Straight Gauge DT Swiss Stainless Steel |
Frame and Body Specs
| Frame materials | M5 Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | 2014 Butted Alloy 600 (millimeters) Wide Specialized XC Flat 31.8 (millimeters) Bar |
| Handlebar extender | Optional |
| Handlebar stem details | 31.8 (millimeters) Clamp 3D Forged With CNC Finish Specialized |
| Headset size | 1 1/8 (inches) Threadless Threadless |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) SRAM PC-971 With Power Link |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Shimano M542 |
| Crankset parts and sizes | 22/32/44 Teeth Shimano M542 |
| Gear shift levers | SRAM X-7 Trigger |
| Rear gear set | 11 - 34 Teeth 9-speed |
Specialized Stumpjumper Comp 29er Fork System Data
| Derailleur (Front) | Dual-pull and clamp-on 34.9 (millimeters) Shimano LX |
| Derailleur (Rear) | SRAM X.9 |
| Fork material | Single |
| Fork type | 80 (millimeters) Rock Shox Reba SL 29 |
Other Specs of Specialized Stumpjumper Comp 29er
| Component group sets | Mountain Mix |
| Pedals details | Crank Brothers Smarty |
| Rear shock absorber | Not Available |
| Saddle seat | Hollow Cr-Mo Rails Specialized XC MTB |
| Seat post extension | 30.9 (millimeters) Diameter Single Bolt Setback 2014 Butted Alloy |
Useful links and guides ....
- To know more about this exacte bike, Trek provided us with the latest version of its 3900 Disc bike manual
- Find All parts, tires and accessories of Trek 3900 Disc Mountain bike here
- Get your Specialized Stumpjumper Comp 29er manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Specialized Stumpjumper Comp 29er Mountain bike here