Trek PORTLAND 2007 VS GT AEROSTREAM 2009 specs comparison
Trek Portland
General Infos| Model | Portland |
| Manufacturer | Trek |
| Year of production | 2007 |
| Current price | Check price Here ==> |
| Color choice |
-Burnt Orange |
| Sizes |
- 50cm (centimeters) - 52cm (centimeters) - 54cm (centimeters) - 56cm (centimeters) - 58cm (centimeters) - 60cm (centimeters) |
| Sizes |
- 50cm (centimeters) - 52cm (centimeters) - 54cm (centimeters) - 56cm (centimeters) - 58cm (centimeters) - 60cm (centimeters) |
Wheels And Breaking System
| Bike front tire | 700 X 28c Bontrager Race Lite Hardcase |
| Bike rear tire | Not Available |
| Bike wheel size | 700c Wheels |
| Brakeset type | Shimano 105 STI Levers Avid BB-7 Disc Front and Avid BB-7 Disc Rear Brakes |
| Hubs for disc brakes | Bontrager Select Road Disc |
| Rims manufacturer | 24-hole Bontrager Select Road Disc |
| Spoke nipples type | Not Available |
| Spoke wheel | Bontrager |
Frame and Body Specs
| Frame materials | Alpha SLR Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Bontrager Select |
| Handlebar extender | Not Available |
| Handlebar stem details | Bontrager Race |
| Headset size | Aheadset Slimstak |
Gearing Specifications
| Bicycle chain | Not Available |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Not Available |
| Crankset parts and sizes | 30/39/50 Teeth Shimano 105 |
| Gear shift levers | Shimano 105 STI |
| Rear gear set | 12 - 27 Teeth 10-speed |
Trek Portland Fork System Data
| Derailleur (Front) | Shimano Ultegra |
| Derailleur (Rear) | Shimano 105 |
| Fork material | Unicrown Crown Carbon |
| Fork type | Bontrager Satellite Elite Disc |
Other Specs of Trek Portland
| Component group sets | Shimano 105 |
| Pedals details | Shimano PD-M520 |
| Rear shock absorber | Not Available |
| Saddle seat | Bontrager Select City |
| Seat post extension | Bontrager Select |
GT Aerostream
General Infos| Model | Aerostream |
| Manufacturer | GT |
| Year of production | 2009 |
| Current price | Check price Here ==> |
| Color choice |
- Silver -Olive |
| Sizes |
- Small - medium - large |
Wheels And Breaking System
| Bike front tire | 700 X 47c |
| Bike rear tire | Not Available |
| Bike wheel size | 700c Wheels |
| Brakeset type | Tektro 4-Finger With Kraton Rubber Insert Levers Tektro V-brake Brakes |
| Hubs for disc brakes | Rear: Shimano Nexus 3 Speed Internal Gear Front: Alloy Sealed |
| Rims manufacturer | Alloy |
| Spoke nipples type | Not Available |
| Spoke wheel | 14ga. Stainless |
Frame and Body Specs
| Frame materials | Hydroformed Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | GT Streamline Alloy |
| Handlebar extender | Optional |
| Handlebar stem details | GT Streamline Quill |
| Headset size | 1 1/8 (inches) Threaded |
Gearing Specifications
| Bicycle chain | Gates Belt |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Shimano Cartridge |
| Crankset parts and sizes | Alloy 3-Piece |
| Gear shift levers | Shimano Nexus 3 Revo Twist |
| Rear gear set | 3-speed Internal |
GT Aerostream Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Chromoly |
| Fork type | GT Streamline |
Other Specs of GT Aerostream
| Component group sets | Co (millimeters)uter Mix |
| Pedals details | Dual Density Platform |
| Rear shock absorber | Not Available |
| Saddle seat | GT Streamline |
| Seat post extension | Alloy Micro Adjust |
Useful links and guides ....
- To know more about this exacte bike, Trek provided us with the latest version of its Portland bike manual
- Find All parts, tires and accessories of Trek Portland Commuter here
- Get your GT Aerostream manual book version yo know further about this bike
- Saddles, tires And mechanical parts for GT Aerostream Commuter here