Specialized STUMPJUMPER EXPERT CARBON 29ER 2011 VS Trek 3900 DISC 2009 specs comparison
Specialized Stumpjumper Expert Carbon 29er
General Infos| Model | Stumpjumper Expert Carbon 29er |
| Manufacturer | Specialized |
| Year of production | 2011 |
| Current price | Check price Here ==> |
| Color choice |
-Red and Wht |
| Sizes |
- 15.5 (inches) - 17.5 (inches) - 19 (inches) - 21 (inches) |
| Sizes |
- 15.5 (inches) - 17.5 (inches) - 19 (inches) - 21 (inches) |
Wheels And Breaking System
| Bike front tire | 29 X 1.95 (inches) S-Works Renegade |
| Bike rear tire | Not Available |
| Bike wheel size | 29 (inches) Wheels |
| Brakeset type | Avid Elixir CR SL Levers Avid Elixir CR SL Brakes |
| Hubs for disc brakes | Specialized Hi Lo Disc |
| Rims manufacturer | 32-hole DT Swiss X450SL |
| Spoke nipples type | Not Available |
| Spoke wheel | 1.8/1.6 Double-butted DT Swiss Competition Stainless |
Frame and Body Specs
| Frame materials | FACT 8M Carbon |
| Frame type | Bonded and monocoque |
| Handlebar construction | Specialized XC Flat 31.8 (millimeters) |
| Handlebar extender | Optional |
| Handlebar stem details | Specialized XC |
| Headset size | 1 1/8 (inches) - 1 1/2 (inches) Campy Spec Integrated Sealed Cartridge Bearing |
Gearing Specifications
| Bicycle chain | KMC X10 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | SRAM PF-30 |
| Crankset parts and sizes | 24/38 Teeth SRAM Carbon S-2200 |
| Gear shift levers | SRAM X.9 |
| Rear gear set | 11 - 36 Teeth 10-speed |
Specialized Stumpjumper Expert Carbon 29er Fork System Data
| Derailleur (Front) | 34.9 (millimeters) Clamp SRAM X.7 |
| Derailleur (Rear) | SRAM X.0 |
| Fork material | Single Crown Alloy Steerer |
| Fork type | 90 (millimeters) Travel RockShox Reba 29 |
Other Specs of Specialized Stumpjumper Expert Carbon 29er
| Component group sets | SRAM Mix |
| Pedals details | Resin Test Ride Pedals |
| Rear shock absorber | Not Available |
| Saddle seat | Specialized BG Phenom Comp |
| Seat post extension | 27.2 (millimeters) Diameter Alloy Single Bolt Setback |
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) |
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 |
Useful links and guides ....
- To know more about this exacte bike, Specialized provided us with the latest version of its Stumpjumper Expert Carbon 29er bike manual
- Find All parts, tires and accessories of Specialized Stumpjumper Expert Carbon 29er Mountain bike here
- Get your Trek 3900 Disc manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Trek 3900 Disc Mountain bike here