Bicycle Archive · Specification report

2012 GT Bump

Velopedia Archive ID 2023733

Overview

Model year	2012
Brand	GT
Model	Bump
Bicycle type	BMX
Archive ID	2023733
Colors	Satin Black, Satin White
Sizes	One Size

Frameset

Frame material	Straight Guage Cro-Mo
Fork	GT Cro-Mo

Drivetrain

Crankset	GT 3-pc Cro-Mo 175mm 25t
Bottom bracket	Sealed Mid
Cassette	KT Cro-Mo 9t
Chain	KMC Z510
Pedals	GT Pro Plastic

Brakes

Brakes	Tektro FX340R

Cockpit & contact points

Headset	FDP Integrated
Handlebar	GT Freestyle
Stem	GT Freestyle
Saddle	GT Dirt Unified
Seatpost	GT Unified

Wheels & tires

Hubs	GT Alloy Sealed 32h GT Alloy Sealed Cassette 36h
Front tire	GT Dirt 2.125

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on November 11, 2026.