Trek JACK 2 2007 VS Specialized ROCKHOPPER COMP 2008 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 |
Specialized Rockhopper Comp
General Infos| Model | Rockhopper Comp |
| Manufacturer | Specialized |
| Year of production | 2008 |
| Current price | Check price Here ==> |
| Color choice |
- Red -Silver |
| Sizes |
- 15 - 17 - 19 - 21 - 23 |
Wheels And Breaking System
| Bike front tire | 26 X 2.00 (inches) Specialized Fast Track Control |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Avid FR-5 Levers Avid BB-5 Disc Brakes |
| Hubs for disc brakes | Specialized Hi Lo Disc |
| Rims manufacturer | 28-hole and 32-hole Alex RD |
| Spoke nipples type | Alloy Niples |
| Spoke wheel | 15ga. Straight Gauge Stainless Steel |
Frame and Body Specs
| Frame materials | M4 Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | 31.8 640 (millimeters) Wide With Graphic Specialized XC Rise |
| Handlebar extender | Optional |
| Handlebar stem details | 31.8 (millimeters) Clamp 3D Forged Specialized |
| Headset size | 1 1/8 (inches) Threadless Threadless |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) KMC X9 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Shimano BB-ES25 |
| Crankset parts and sizes | 22/32/44 Teeth Shimano M442 |
| Gear shift levers | Shimano Deore |
| Rear gear set | 11 - 34 Teeth 9-speed |
Specialized Rockhopper Comp Fork System Data
| Derailleur (Front) | Dual-pull and clamp-on 34.9 (millimeters) Shimano Deore |
| Derailleur (Rear) | Shimano Deore |
| Fork material | Single |
| Fork type | 100 (millimeters) Travel RockShox Tora 302SL |
Other Specs of Specialized Rockhopper Comp
| Component group sets | Mountain Mix |
| Pedals details | Specialized Aluminum |
| Rear shock absorber | Not Available |
| Saddle seat | Specialized Indie XC |
| Seat post extension | 30.9 (millimeters) Diameter Two-bolt Alloy Micro-Adjust |
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 Specialized Rockhopper Comp manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Specialized Rockhopper Comp Mountain bike here