GT JETSTREAM 1999 VS Jamis ALLEGRO 3X 2008 specs comparison
GT Jetstream
General Infos| Model | Jetstream |
| Manufacturer | GT |
| Year of production | 1999 |
| Current price | Check price Here ==> |
| Color choice |
- Vivid Green -Regal Blue |
| Sizes |
- 14 (inches) - 16 (inches) - 18 (inches) - 20 (inches) - 22 (inches) |
| Sizes |
- 14 (inches) - 16 (inches) - 18 (inches) - 20 (inches) - 22 (inches) |
Wheels And Breaking System
| Bike front tire | 700 X 40c Multi-terrain |
| Bike rear tire | Not Available |
| Bike wheel size | 700c Wheels |
| Brakeset type | Alloy Levers Shimano Nexave Modulated V Brakes |
| Hubs for disc brakes | Rear: Shimano Nexus Roller Brake Front: Shimano Altus |
| Rims manufacturer | 36-hole Araya PX-645 |
| Spoke nipples type | Not Available |
| Spoke wheel | 2.0 (millimeters) Straight Gauge Stainless Steel |
Frame and Body Specs
| Frame materials | 7000 aluminum c |
| Frame type | Welded |
| Handlebar construction | High-rise Steel |
| Handlebar extender | Optional |
| Handlebar stem details | High Rise Aluminum |
| Headset size | 1 1/8 (inches) Sealed Mechanism |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) Shimano CN-IG31 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Shimano Cartridge |
| Crankset parts and sizes | 24/34/42 Teeth Shimano AceraX |
| Gear shift levers | Grip Shift MRX |
| Rear gear set | 11 - 28 Teeth 7-speed |
GT Jetstream Fork System Data
| Derailleur (Front) | Shimano AceraX Top-swing |
| Derailleur (Rear) | Shimano Alivio |
| Fork material | Aluminum and chromoly |
| Fork type | 1.6 (inches) Travel RST 801 |
Other Specs of GT Jetstream
| Component group sets | Hybrid Mix |
| Pedals details | Alloy With Alloy Cage |
| Rear shock absorber | Not Available |
| Saddle seat | GT |
| Seat post extension | Adjustable Kalloy Aluminum Suspension |
Jamis Allegro 3X
General Infos| Model | Allegro 3X |
| Manufacturer | Jamis |
| Year of production | 2008 |
| Current price | Check price Here ==> |
| Color choice |
-Tech Silver and Black |
| Sizes |
- 16 (inches) - 17.5 (inches) - 19.5 (inches) - 21.5 (inches) - 23 (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 | Shimano Hydraulic Levers Shimano M485 Hyraulic Brakes With 160 (millimeters) Rotors Brakes |
| Hubs for disc brakes | Shimano M495 Center-lock |
| Rims manufacturer | 32-hole Mavic CXP 22 |
| Spoke nipples type | Not Available |
| Spoke wheel | Straight Gauge WTB |
Frame and Body Specs
| Frame materials | 6061 aluminum c |
| Frame type | TIG-welded |
| Handlebar construction | Jamis Alloy Flat Bar |
| Handlebar extender | Not Available |
| Handlebar stem details | NVO Adjustable |
| Headset size | 1 1/8 (inches) Threadless Internal AheadSet |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) Shimano CN-HG73 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | FSA Powerdrive |
| Crankset parts and sizes | 30/39/50 Teeth FSA Vero Triple |
| Gear shift levers | Shimano SLR-440 |
| Rear gear set | 11 - 32 Teeth 9-speed |
Jamis Allegro 3X Fork System Data
| Derailleur (Front) | Bottom-pull and clamp-on Shimano R453 |
| Derailleur (Rear) | Deore XT |
| Fork material | Single |
| Fork type | 63 (millimeters) Travel SR Suntour NCX-D-LO |
Other Specs of Jamis Allegro 3X
| Component group sets | Hybrid Mix |
| Pedals details | Alloy Platform |
| Rear shock absorber | Not Available |
| Saddle seat | Selle San Marco Elba |
| Seat post extension | 27.2 (millimeters) Diameter Alloy Micro-adjust |
Useful links and guides ....
- To know more about this exacte bike, GT provided us with the latest version of its Jetstream bike manual
- Find All parts, tires and accessories of GT Jetstream Hybrid here
- Get your Jamis Allegro 3X manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Jamis Allegro 3X Hybrid here