Schwinn Sierra GSD 2007 Technical specs and features
| Brand | Schwinn |
| Model | Sierra GSD |
| First production | 2007 |
| Bike category | Commuter |
| Bike sub-category | Comfort Commuter |
| Bike Pricing | See price on Amazon |
| Parts And Accessories | Schwinn Sierra GSD Parts |
| Available Sizes | - 15 (inches) / 38.1 (cm)- 15 (inches)- 17 (inches) / 43.18 (cm)- 17 (inches)- 19 (inches) / 48.26 (cm)- 19 (inches)- 21 (inches) / 53.34 (cm)- 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 LeversRadius MECH 7.0 Disc Brakes |
| Hubs for disc brakes | Rear: Quandro Alloy Disc With QRFront: Joy Tech Sealed Alloy Disc With QR |
| Rims manufacturer | 32-holeAlex AP17 |
| Spoke nipples type | CP Brass |
| Spoke wheel | 14ga. Stainless Steel |
Frame and Body Specifications
| Frame materials | Schwinn 'N Litened Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | 80 (millimeters) RiseHi-Ten Steel |
| Handlebar extender | Optional |
| Handlebar stem details | Alloy Adjustable |
| Headset size | 1 1/8 (inches) Threaded VP |
Gearing Specs
| 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 TeethSR Suntour XCC-T308 |
| Gear shift levers | SRAM ESP 3.0 Comp |
| Rear gear set | 11 - 32 Teeth8-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 CrownAluminum and steel |
| Fork type | 63 (millimeters) TravelRST CT-COM 1 |
Other Specs of Schwinn Sierra GSD
| Component group sets | Comfort Mix |
| Available colors | - Dark Green and Green- Green and Light Green |
| Weight | Unspecified |
| Pedals details | Nylon Dual-compound Comfort |
| Rear shock absorber | Not Available |
| Saddle seat | Schwinn Comfort Tuned Plus |
| Seat post extension | 26.6 (millimeters) DiameterAlloy Suspension Micro Adjust |
Schwinn Sierra GSD picture
Sierra GSD bike comparison
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Schwinn Sierra GSD bike review
Schwinn produced the Sierra GSD bike in 2007 and can be classified as a Commuter bicycle, this exact model costs in american market arround $399.99.Sierra GSD bike is available in many sizes such as 15 (inches), 17 (inches), 19 (inches), 21 (inches), womens 13 (inches) and womens 17 (inches).
Schwinn Commuter Sierra GSD can be found in a few colors, among these colors Dark Green and Green and Green and Light Green .
This bike is equiped with 26 x 1.90" Smooth Rolling All Weather Touring tires and Stainless steel spoke wheel while the rims are manufactured by Alex AP17, 32-hole. Schwinn equiped this exact model with Radius MECH 7.0 Disc brakes, ProMax 3-Finger Lever levers braking system and Front: Joy Tech sealed alloy disc with QR, Rear: Quandro Alloy Disc with QR hubs.
To guarantee the comfiest ride Schwinn used Schwinn 'N Litened Aluminum material for the frame. Hi-Ten Steel, 80mm Rise high strength material is used on the handlebar of this Sierra GSD to ensure the perfect handling while the stems are made of Alloy Adjustable.
For the smoothest biking experience SR Suntour XCC-T308, 28/38/48 teeth is used on this bicycle linked to KMC Z72 chain that is easily replaceable as stated by Schwinn, the whole system is connected to a high reliability SRAM ESP 3.0 Comp gear shift levers.