The 1999 Schwinn Sierra GS is a mountain bike with an aluminum frame. The frame comes in Metallic  Lite  Gold or Metallic  Dark  Green.

It was released in 1999 and costs $369 brand new. Due to the frame materials and other factors, we estimate that this bike weighs around 35 pounds. The Sierra GS 1999 is fully rigid.

Components

The Sierra GS 1999 comes with Mountain Mix components, including a K2 Flexstem stem, a steel headset and grip-shift MRX-170 shifters.

Drivetrain

The Sierra GS 1999 has 7 speeds and has a Shimano AceraX derailleur.

Wheels

It comes with Schwinn Moab Sweet Roll tires and aluminum rims.

Buy Online

Specs

Type Mountain
MSRP $370
Year 1999
Alt. Names SierraGS, Sierra GS