The 2001 GT Thumper is a freestyle/bmx bike with a chromoly frame. The frame comes in Martian Green or Starlight Blue.
It was released in 2001 and costs $549 brand new. Due to the frame materials and components, we estimate that this bike weighs around 20 pounds. The Thumper 2001 is fully rigid.
Components
The Thumper 2001 comes with various freestyle bike components, including a GT Johnson stem and a threadless Tange Seiki STE headset.
Drivetrain
The Thumper 2001 is a single-speed and has.
Wheels
It comes with GT LP-III tires (20in x 2.1in) and Alex AL-MX22 rims.