Trek JACK 3 2007 VS Trek 820 2005 specs comparison
Trek Jack 3
General Infos| Model | Jack 3 |
| Manufacturer | Trek |
| Year of production | 2007 |
| Current price | Check price Here ==> |
| Color choice |
-Gloss White |
| 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 | Avid Juicy 5 Levers Avid Juicy 5 With 8 (inches) Rotor Front and Avid Juicy 5 Hydraulic Disc With 6 (inches) Rotor Rear Brakes |
| Hubs for disc brakes | Shimano M-475 Disc |
| Rims manufacturer | Sun Rhyno Lite |
| 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 | 24/36 Teeth Bontrager King Earl |
| Gear shift levers | Shimano Deore |
| Rear gear set | 11 - 34 Teeth 9-speed |
Trek Jack 3 Fork System Data
| Derailleur (Front) | Shimano Deore |
| Derailleur (Rear) | Shimano Deore LX |
| Fork material | Single Crown Aluminum and magnesium |
| Fork type | 80 (millimeters) Travel Manitou Stance Static |
Other Specs of Trek Jack 3
| Component group sets | Shimano Deore |
| Pedals details | Bontrager Big Earl Platform |
| Rear shock absorber | Not Available |
| Saddle seat | Bontrager Big Earl |
| Seat post extension | Bontrager King Earl |
Trek 820
General Infos| Model | 820 |
| Manufacturer | Trek |
| Year of production | 2005 |
| Current price | Check price Here ==> |
| Color choice |
- Yellow and Black -Blue and Silver |
| Sizes |
- 13 (inches) - 16 (inches) - 18 (inches) - 19.5 (inches) - 21 (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 Aluminum |
| Rims manufacturer | Matrix 550 |
| Spoke nipples type | Not Available |
| Spoke wheel | Stainless Steel |
Frame and Body Specs
| Frame materials | Hi-tensile Steel |
| 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 | 28/38/48 Teeth SR |
| Gear shift levers | Shimano ST-EF29 |
| Rear gear set | 13 - 34 Teeth 7-speed |
Trek 820 Fork System Data
| Derailleur (Front) | Shimano FD-C051 |
| Derailleur (Rear) | Shimano Acera |
| Fork material | Single Crown Aluminum |
| Fork type | 63 (millimeters) RST |
Other Specs of Trek 820
| Component group sets | Mountain Mix |
| Pedals details | Nylon |
| Rear shock absorber | Not Available |
| Saddle seat | Bontrager Sport |
| Seat post extension | Bontrager |
Useful links and guides ....
- To know more about this exacte bike, Trek provided us with the latest version of its Jack 3 bike manual
- Find All parts, tires and accessories of Trek Jack 3 Mountain bike here
- Get your Trek 820 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Trek 820 Mountain bike here