Trek JACK 2 2007 VS Trek 3900 2009 specs comparison
Trek Jack 2
General Infos| Model | Jack 2 |
| Manufacturer | Trek |
| Year of production | 2007 |
| Current price | Check price Here ==> |
| Color choice |
-Gloss Orange |
| Sizes |
- 13 (inches) - 15 (inches) - 17 (inches) |
| Sizes |
- 13 (inches) - 15 (inches) - 17 (inches) |
Wheels And Breaking System
| Bike front tire | 26 X 2.40 (inches) Bontrager Earl |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Hayes Levers Hayes MX-2 Mechanical With 8 (inches) Rotor Front and Hayes MX-2 Mechanical With 6 (inches) Rotor Rear Brakes |
| Hubs for disc brakes | Shimano M-475 Disc |
| Rims manufacturer | Sun Ditch Witch |
| Spoke nipples type | Not Available |
| Spoke wheel | Not Available |
Frame and Body Specs
| Frame materials | Alpha Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Bontrager Big Earl |
| Handlebar extender | Optional |
| Handlebar stem details | Bontrager Earl |
| Headset size | Semi-cartridge Aheadset |
Gearing Specifications
| Bicycle chain | Not Available |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Not Available |
| Crankset parts and sizes | 22/32/44 Teeth Bontrager Big Earl |
| Gear shift levers | Shimano Alivio |
| Rear gear set | 11 - 32 Teeth 8-speed |
Trek Jack 2 Fork System Data
| Derailleur (Front) | Shimano Alivio |
| Derailleur (Rear) | Shimano Alivio |
| Fork material | Single Crown Aluminum and magnesium |
| Fork type | 100 (millimeters) Travel Manitou Slate Comp FFD |
Other Specs of Trek Jack 2
| Component group sets | Shimano Alivio |
| Pedals details | Alloy Platform |
| Rear shock absorber | Not Available |
| Saddle seat | Bontrager Big Earl Jump |
| Seat post extension | Bontrager Sport |
Trek 3900
General Infos| Model | 3900 |
| Manufacturer | Trek |
| Year of production | 2009 |
| Current price | Check price Here ==> |
| Color choice |
- Matte Blue and Brushed Silver -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 Tektro V-brake Brakes |
| Hubs for disc brakes | 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 | 28/38/48 Teeth SR Suntour XCC T-208 |
| Gear shift levers | Shimano EF-50 EZ Fire Integrated |
| Rear gear set | 13 - 34 Teeth 7-speed |
Trek 3900 Fork System Data
| Derailleur (Front) | Shimano C051 |
| Derailleur (Rear) | Shimano Acera |
| Fork material | Single Crown |
| Fork type | 80 (millimeters) Travel SR Suntour M-2025 |
Other Specs of Trek 3900
| Component group sets | Shimano Mix |
| Pedals details | Nylon Platform |
| Rear shock absorber | Not Available |
| Saddle seat | Bontrager Approved |
| Seat post extension | Bontrager Approved |
Useful links and guides ....
- To know more about this exacte bike, Trek provided us with the latest version of its Jack 2 bike manual
- Find All parts, tires and accessories of Trek Jack 2 Mountain bike here
- Get your Trek 3900 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Trek 3900 Mountain bike here