GT AEROSTREAM 2009 VS Jamis ALLEGRO 2X 2010 specs comparison
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 |
| 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 |
Jamis Allegro 2X
General Infos| Model | Allegro 2X |
| Manufacturer | Jamis |
| Year of production | 2010 |
| Current price | Check price Here ==> |
| Color choice |
- Ocean Mist and Gloss Black -Gloss Black and Machine Silver |
| Sizes |
- 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches) - womens 14 (inches) - womens 18 (inches) - womens 20 (inches) |
Wheels And Breaking System
| Bike front tire | 700 X 35c Vittoria Randonneur Trail |
| Bike rear tire | Not Available |
| Bike wheel size | 700c Wheels |
| Brakeset type | Tektro Alloy Levers Shimano BR-M416 Mechanical Disc With 160 (millimeters) Rotor Brakes |
| Hubs for disc brakes | Formula Disc |
| Rims manufacturer | 32-hole Alex DC25 Disc Rims |
| Spoke nipples type | Not Available |
| Spoke wheel | 14ga. Stainless Steel |
Frame and Body Specs
| Frame materials | 6061 Triple Butted Aluminum With Hydroform TT & DT |
| Frame type | TIG-welded |
| Handlebar construction | Jamis Butted 6061 Alloy Riser Bar |
| Handlebar extender | Optional |
| Handlebar stem details | NVO TM3 Adjustable |
| Headset size | 1 1/8 (inches) Threadless Internal Cup |
Gearing Specifications
| Bicycle chain | KMC Z9000 |
| Bottom bracket shell width | 68 (millimeters) |
| Bottom bracket type | 110 (millimeters) Spindle FSA Sealed Cartridge |
| Crankset parts and sizes | 48/36/26 Teeth FSA Dyna Drive |
| Gear shift levers | Shimano Deore M590 Rapidfire Plus |
| Rear gear set | 11 - 34 Teeth 9-speed |
Jamis Allegro 2X Fork System Data
| Derailleur (Front) | Bottom Pull Shimano Deore M590 |
| Derailleur (Rear) | Shimano Deore M591 |
| Fork material | Single Crown Aluminum |
| Fork type | 63 (millimeters) Travel SR and SunTour NEX-4610-V2-MLO |
Other Specs of Jamis Allegro 2X
| Component group sets | Co (millimeters)uter Mix |
| Pedals details | Alloy Platform |
| Rear shock absorber | Not Available |
| Saddle seat | Selle San Marco Elba |
| Seat post extension | 27.2 (millimeters) Diameter Jamis Alloy Micro-adjust |
Useful links and guides ....
- To know more about this exacte bike, GT provided us with the latest version of its Aerostream bike manual
- Find All parts, tires and accessories of GT Aerostream Commuter here
- Get your Jamis Allegro 2X manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Jamis Allegro 2X Commuter here