GT TIMBERLINE SPORT 2007 VS Schwinn SIERRA 21 2011 specs comparison
GT Timberline Sport
General Infos| Model | Timberline Sport |
| Manufacturer | GT |
| Year of production | 2007 |
| Current price | Check price Here ==> |
| Color choice |
-Not found |
| Sizes |
- S - M - L - XL - XXL - women's small - women's medium |
| Sizes |
- S - M - L - XL - XXL - women's small - women's medium |
Wheels And Breaking System
| Bike front tire | 26 X 1.90 (inches) Tioga City Slicker |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Alloy Levers Tektro Direct Pull Brakes |
| Hubs for disc brakes | Rear: Allow Cassette Front: Alloy QR |
| Rims manufacturer | Alloy ATB W CNC Sidewall |
| Spoke nipples type | Brass CP |
| Spoke wheel | 14ga. Straight Gauge Stainless Steel |
Frame and Body Specs
| Frame materials | Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Anatomic |
| Handlebar extender | Optional |
| Handlebar stem details | Adjustable Quill-style |
| Headset size | 1 1/8 (inches) Threadless Sealed Mech |
Gearing Specifications
| Bicycle chain | Shimano CN-HG50 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Cartridge |
| Crankset parts and sizes | Shimano TX-71 |
| Gear shift levers | Shimano C-50 Twist Shifter |
| Rear gear set | 11 - 34 Teeth 8-speed |
GT Timberline Sport Fork System Data
| Derailleur (Front) | Shimano C-202 |
| Derailleur (Rear) | Shimano Acera |
| Fork material | Single Crown Aluminum and magnesium |
| Fork type | SR NEX-9999 |
Other Specs of GT Timberline Sport
| Component group sets | Comfort Mix |
| Pedals details | Nylon Comfort |
| Rear shock absorber | Not Available |
| Saddle seat | Look In |
| Seat post extension | Aluminum Suspension |
Schwinn Sierra 21
General Infos| Model | Sierra 21 |
| Manufacturer | Schwinn |
| Year of production | 2011 |
| Current price | Check price Here ==> |
| Color choice |
- black -Red |
| Sizes |
- S |
Wheels And Breaking System
| Bike front tire | 26 X 1.95 (inches) Schwinn |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Promax Alloy Levers ProMax Linear-pull Brakes |
| Hubs for disc brakes | KT Alloy |
| Rims manufacturer | 32-hole Alex IC-1000 |
| Spoke nipples type | Not Available |
| Spoke wheel | 14ga. Stainless |
Frame and Body Specs
| Frame materials | Schwinn N'Litened Aluminum |
| Frame type | Aluminum |
| Handlebar construction | 25-degree Bend 80 (millimeters) Rise |
| Handlebar extender | Optional |
| Handlebar stem details | Alloy 30 Deg Rise Comfort |
| Headset size | 1 1/8 (inches) Threaded |
Gearing Specifications
| Bicycle chain | KMC Z-51 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Sealed Cartridge |
| Crankset parts and sizes | 42/34/24t Teeth Schwinn S Logo Forged Alloy |
| Gear shift levers | Shimano Revo Twist |
| Rear gear set | Not Available |
Schwinn Sierra 21 Fork System Data
| Derailleur (Front) | Shimano TX50 |
| Derailleur (Rear) | Shimano Altus |
| Fork material | Not Available |
| Fork type | Rigid Frame |
Other Specs of Schwinn Sierra 21
| Component group sets | Co (millimeters)uter Mix |
| Pedals details | Nylon Comfort |
| Rear shock absorber | Not Available |
| Saddle seat | Comfort Tuned |
| Seat post extension | 26.8 (millimeters) Diameter Alloy Suspension |
Useful links and guides ....
- To know more about this exacte bike, GT provided us with the latest version of its Timberline Sport bike manual
- Find All parts, tires and accessories of GT Timberline Sport Commuter here
- Get your Schwinn Sierra 21 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Schwinn Sierra 21 Commuter here