Trek 3900 2005 VS Specialized ROCKHOPPER DISC 2007 specs comparison
Trek 3900
General Infos| Model | 3900 |
| Manufacturer | Trek |
| Year of production | 2005 |
| Current price | Check price Here ==> |
| Color choice |
- Black -Yellow and Blue |
| Sizes |
- 13 (inches) - 16 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches) - womens 13 (inches) - womens 16 (inches) |
| Sizes |
- 13 (inches) - 16 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches) - womens 13 (inches) - womens 16 (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 Levers Tektro Aluminum Brakes |
| Hubs for disc brakes | Q and R Rear: Shimano FH-RM30 Front: Aluminum |
| Rims manufacturer | Matrix 550 |
| Spoke nipples type | Not Available |
| Spoke wheel | Stainless Steel |
Frame and Body Specs
| Frame materials | Alpha Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Bontrager |
| Handlebar extender | Optional |
| Handlebar stem details | Bontrager |
| Headset size | Not Available |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Not Available |
| Crankset parts and sizes | 24/34/42 Teeth SR |
| Gear shift levers | Shimano ST-EF29 |
| Rear gear set | 11 - 32 Teeth 8-speed |
Trek 3900 Fork System Data
| Derailleur (Front) | Shimano FD-C050 |
| Derailleur (Rear) | Shimano Acera |
| Fork material | Single Crown Aluminum |
| Fork type | 70 (millimeters) InSync Grind 1 |
Other Specs of Trek 3900
| Component group sets | Mountain Mix |
| Pedals details | Nylon |
| Rear shock absorber | Not Available |
| Saddle seat | Bontrager Sport |
| Seat post extension | Bontrager |
Specialized Rockhopper Disc
General Infos| Model | Rockhopper Disc |
| Manufacturer | Specialized |
| Year of production | 2007 |
| Current price | Check price Here ==> |
| Color choice |
- Red -Black |
| Sizes |
- 23 (inches) - 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) |
Wheels And Breaking System
| Bike front tire | 26 X 2.00 (inches) Specialized Fast Trak |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Shimano EF-50 Levers Shimano BR-M415 With 6 (inches) Rotor Brakes |
| Hubs for disc brakes | Rear: Shimano FH-M65L Centerlock Disc Front: Shimano HB-M65L Centerlock Disc |
| Rims manufacturer | 32-hole Specialized and Alex RHD 26 |
| Spoke nipples type | Not Available |
| Spoke wheel | 15ga. Straight Gauge Stainless Steel |
Frame and Body Specs
| Frame materials | Specialized ORE A1 Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Alloy Riser |
| Handlebar extender | Optional |
| Handlebar stem details | Specialized 3D |
| Headset size | 1 1/8 (inches) Threadless |
Gearing Specifications
| Bicycle chain | Shimano CN-HG50 |
| Bottom bracket shell width | 68 (millimeters) |
| Bottom bracket type | 126 (millimeters) Spindle Shimano ES-25 |
| Crankset parts and sizes | 22/32/42 Teeth Shimano FCM-341-8 |
| Gear shift levers | Shimano EF-50 |
| Rear gear set | 11 - 32 Teeth 8-speed |
Specialized Rockhopper Disc Fork System Data
| Derailleur (Front) | Shimano Acera |
| Derailleur (Rear) | Shimano Alivio |
| Fork material | Single Crown Steel and aluminum |
| Fork type | 100 (millimeters) RockShox Dart 3 SL |
Other Specs of Specialized Rockhopper Disc
| Component group sets | Mountain Mix |
| Pedals details | Plastic Body Steel Cage |
| Rear shock absorber | Not Available |
| Saddle seat | Specialized Body Geometry ATB |
| Seat post extension | 30.9 (millimeters) Diameter Alloy Micro Adjust |
Useful links and guides ....
- To know more about this exacte bike, Trek provided us with the latest version of its 3900 bike manual
- Find All parts, tires and accessories of Trek 3900 Mountain bike here
- Get your Specialized Rockhopper Disc manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Specialized Rockhopper Disc Mountain bike here