The 2008 Schwinn Sierra GSD is a commuter/comfort bike with an aluminum frame. The frame has a slate finish. It was released in 2008 and costs $419 brand new. Due to the frame materials and other factors, we estimate that this bike weighs around 30 pounds. The Sierra GSD 2008 has fork suspension with 63mm travel.
Components
The Sierra GSD 2008 comes with various commuter bike components, including an aluminum stem, a Zero Stack headset and SRAM ESP 3.0 shifters.
Drivetrain
The Sierra GSD 2008 has 8 speeds and has a SRAM derailleur.
Wheels
It comes with Smooth Rolling All Weather tires ( x in front and x rear.) and Alex ACE-17 rims.