Schwinn SIERRA GSD 2007 VS Electra TOWNIE 21 COMMUTER 2008 specs comparison
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Schwinn Sierra GSD
General InfosModel | Sierra GSD |
Manufacturer | Schwinn |
Year of production | 2007 |
Current price | Check price Here ==> |
Color choice |
- Green and Light Green -Dark Green and Green |
Sizes |
- 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - womens 13 (inches) - womens 17 (inches) |
Sizes |
- 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - womens 13 (inches) - womens 17 (inches) |
Wheels And Breaking System
Bike front tire | 26 X 1.90 (inches) Smooth Rolling All Weather Touring |
Bike rear tire | Not Available |
Bike wheel size | 26 (inches) Wheels |
Brakeset type | ProMax 3-Finger Lever Levers Radius MECH 7.0 Disc Brakes |
Hubs for disc brakes | Rear: Quandro Alloy Disc With QR Front: Joy Tech Sealed Alloy Disc With QR |
Rims manufacturer | 32-hole Alex AP17 |
Spoke nipples type | CP Brass |
Spoke wheel | 14ga. Stainless Steel |
Frame and Body Specs
Frame materials | Schwinn 'N Litened Aluminum |
Frame type | TIG-welded |
Handlebar construction | 80 (millimeters) Rise Hi-Ten Steel |
Handlebar extender | Optional |
Handlebar stem details | Alloy Adjustable |
Headset size | 1 1/8 (inches) Threaded VP |
Gearing Specifications
Bicycle chain | KMC Z72 |
Bottom bracket shell width | Not Available |
Bottom bracket type | VP Semi-cartridge With JIS Square Taper |
Crankset parts and sizes | 28/38/48 Teeth SR Suntour XCC-T308 |
Gear shift levers | SRAM ESP 3.0 Comp |
Rear gear set | 11 - 32 Teeth 8-speed |
Schwinn Sierra GSD Fork System Data
Derailleur (Front) | Bottom-pull and clamp-on 31.8 (millimeters) SR Suntour FD-CXM208 |
Derailleur (Rear) | SRAM SX4 |
Fork material | Single Crown Aluminum and steel |
Fork type | 63 (millimeters) Travel RST CT-COM 1 |
Other Specs of Schwinn Sierra GSD
Component group sets | Comfort Mix |
Pedals details | Nylon Dual-compound Comfort |
Rear shock absorber | Not Available |
Saddle seat | Schwinn Comfort Tuned Plus |
Seat post extension | 26.6 (millimeters) Diameter Alloy Suspension Micro Adjust |
Electra Townie 21 Commuter
General InfosModel | Townie 21 Commuter |
Manufacturer | Electra |
Year of production | 2008 |
Current price | Check price Here ==> |
Color choice |
-Candy Red |
Sizes |
- Standard size for everyone |
Wheels And Breaking System
Bike front tire | 26 X 2.00 (inches) Semi-slick Street |
Bike rear tire | Not Available |
Bike wheel size | 26 (inches) Wheels |
Brakeset type | Shimano EZ-Fire Levers Linear Pull Brakes |
Hubs for disc brakes | Rear: Alloy Cassette Front: Shimano Dynamo |
Rims manufacturer | 32-hole Alloy Double Wall |
Spoke nipples type | Not Available |
Spoke wheel | Not Available |
Frame and Body Specs
Frame materials | 6061 Alloy c |
Frame type | TIG-welded |
Handlebar construction | Electra Custom |
Handlebar extender | Not Available |
Handlebar stem details | Alloy |
Headset size | 1 1/8 (inches) Threaded |
Gearing Specifications
Bicycle chain | KMC Z51 |
Bottom bracket shell width | Not Available |
Bottom bracket type | Sealed Cartridge |
Crankset parts and sizes | 28/38/48 Teeth FSA |
Gear shift levers | Shimano EZ-Fire |
Rear gear set | 17 - 34 Teeth 7-speed |
Electra Townie 21 Commuter Fork System Data
Derailleur (Front) | Shimano Tourney |
Derailleur (Rear) | Shimano Tourey Megarange |
Fork material | Single Crown U6 Aluminum |
Fork type | SR Suntour XCT |
Other Specs of Electra Townie 21 Commuter
Component group sets | Co (millimeters)uter Mix |
Pedals details | Alloy |
Rear shock absorber | Not Available |
Saddle seat | Electra Ergonomical Townie |
Seat post extension | Alloy Pillar |
Useful links and guides ....
- To know more about this exacte bike, Schwinn provided us with the latest version of its Sierra GSD bike manual
- Find All parts, tires and accessories of Schwinn Sierra GSD Commuter here
- Get your Electra Townie 21 Commuter manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Electra Townie 21 Commuter Commuter here