Bicycle Archive · Specification report

2001 GT Bump

Velopedia Archive ID 35481

Overview

Model year	2001
Brand	GT
Model	Bump
Bicycle type	Freestyle/jumping
Archive ID	35481
Original MSRP	$409.99
Colors	Galaxie Silver, Raven Black
Sizes	Pro

Frameset

Frame construction	TIG-welded
Frame material	Chromoly
Fork	GT
Fork material	Chromoly, unicrown crown
Rear shock	N/A

Drivetrain

Component group	N/A
Shifters	N/A
Front derailleur	N/A
Rear derailleur	N/A
Crankset	GT 3-piece chromoly, 44 teeth
Bottom bracket	One piece
Rear cogs	1-speed, 16 teeth
Chain	KMC, 1/2 x 1/8"
Pedals	GT aluminum platform

Brakes

Brakes	Tektro FX-10 rear brakes, Tektro 217A rear levers

Cockpit & contact points

Headset	1 1/8" threadless Tange Seiki STE
Handlebar	GT Freestyle
Handlebar extensions	Not included
Stem	GT Johnson
Saddle	GT
Seatpost	GT aluminum micro-adjust

Wheels & tires

Hubs	GT Mohawk
Rims	Alex AL-MX22, 48-hole
Spokes	14g
Spoke nipples	Brass nipples
Front tire	20 X 2.10" GT LP-III
Wheel size	20" wheels

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 27, 2026.