Bicycle Archive · Specification report

2011 GT Speed Series Pro

Velopedia Archive ID 25103

Overview

Model year	2011
Brand	GT
Model	Speed Series Pro
Bicycle type	BMX
Archive ID	25103
Colors	White/blue

Frameset

Frame construction	Aluminum
Frame material	6061-T6 Hydroformed Aluminum
Fork	GT BMX
Rear shock	N/A

Drivetrain

Component group	BMX Mix
Crankset	Truvativ AL-7050
Bottom bracket	TruVativ GIGA pipe
Chain	KMC Z610HX
Pedals	GT BMX platform

Cockpit & contact points

Headset	FSA Orbit Z
Handlebar	GT BMX Race
Handlebar extensions	Not included
Stem	Cold forged GT drop
Saddle	SDG I-Fly
Seatpost	SDG I Beam, 27.2mm diameter

Wheels & tires

Hubs	GT Mohawk
Rims	Front: Alienation Deviant, Rear: alienation 440, 36-hole/32-hole
Spokes	14ga. (2.0mm)
Spoke nipples	Alloy
Front tire	Front: 20 x 2.0" Kenda Small Block 8, Rear: 20 x 1.75" Kenda Small Block 8
Wheel size	20" wheels

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on October 7, 2026.