The 2003 GT Thumper is a freestyle/bmx bike with a chromoly frame. The frame comes in Tt Gray or Moro Blue.
It was released in 2003 and costs $299 brand new. Due to the frame materials and other factors, we estimate that this bike weighs around 20 pounds. The Thumper 2003 is fully rigid.
Components
The Thumper 2003 comes with various freestyle bike components, including a GT Piston stem and a threadless Tange-Seiki TGMX headset.
Drivetrain
The Thumper 2003 is a single-speed and has.
Wheels
It comes with GT LP-4 tires (20in x 2.1in) and Alex G22 rims.