Bicycle Archive · Specification report

2011 GT Power Series JR

Velopedia Archive ID 25108

Overview

Model year	2011
Brand	GT
Model	Power Series JR
Bicycle type	BMX
Archive ID	25108
Colors	White/blue

Frameset

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

Drivetrain

Component group	BMX Mix
Crankset	Aluminum 3pc., 39T teeth
Bottom bracket	Euro
Cassette	Lida
Rear cogs	16 teeth
Chain	KMC Z510
Pedals	Aluminum

Cockpit & contact points

Headset	1" Integrated Sealed
Handlebar	GT BMX
Handlebar extensions	Not included
Stem	Mini BMX
Saddle	GT mini design
Seatpost	Aluminum, 22.2mm diameter

Wheels & tires

Hubs	Front: GT BMX Race, Rear: Joy Tech 21
Rims	Jalco GT-02T, 28-hole
Spokes	15ga. (1.8mm)
Spoke nipples	Brass
Front tire	20 x 1 3/8" 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 September 25, 2026.