Schwinn SIERRA 21 2011 VS Trek NAVIGATOR 50 2004 specs comparison
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 |
| 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 |
Trek Navigator 50
General Infos| Model | Navigator 50 |
| Manufacturer | Trek |
| Year of production | 2004 |
| Current price | Check price Here ==> |
| Color choice |
-Silver |
| Sizes |
- 14.5 (inches) - 16.5 (inches) - 18.5 (inches) - 21 (inches) - womens 14.5 (inches) - womens 16.5 (inches) - womens 18.5 (inches) |
Wheels And Breaking System
| Bike front tire | 26 X 1.95 (inches) Bontrager Comfort |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Aluminum Linear-pull Levers Aluminum Linear-pull Brakes |
| Hubs for disc brakes | Q and R Aluminum |
| Rims manufacturer | 32-hole Matrix 550 |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 14ga. Straight Gauge Stainless Steel |
Frame and Body Specs
| Frame materials | Hi-tensile Steel |
| Frame type | TIG-welded |
| Handlebar construction | 2 (inches) Rise Aluminum |
| Handlebar extender | Optional |
| Handlebar stem details | Aluminum |
| Headset size | 1 1/8 (inches) Threaded Sealed Mechanism |
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 Suntour XCC-100 |
| Gear shift levers | SRAM 3.0 |
| Rear gear set | 14 - 34 Teeth 7-speed |
Trek Navigator 50 Fork System Data
| Derailleur (Front) | Shimano C051 |
| Derailleur (Rear) | Shimano TX-50 |
| Fork material | Unicrown Crown Hi-tensile Steel |
| Fork type | Trek |
Other Specs of Trek Navigator 50
| Component group sets | Mountain Mix |
| Pedals details | Resin |
| Rear shock absorber | Not Available |
| Saddle seat | Bontrager Webspring |
| Seat post extension | Suspension Aluminum |
Useful links and guides ....
- To know more about this exacte bike, Schwinn provided us with the latest version of its Sierra 21 bike manual
- Find All parts, tires and accessories of Schwinn Sierra 21 Commuter here
- Get your Trek Navigator 50 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Trek Navigator 50 Commuter here