Bicycle Archive · Specification report

2005 GT Power Series Junior

Velopedia Archive ID 93640

Overview

Model year	2005
Brand	GT
Model	Power Series Junior
Bicycle type	BMX
Archive ID	93640
Original MSRP	$299.99
Colors	Factory Blue
Sizes	Junior

Frameset

Frame construction	TIG-welded
Frame material	6061 T6 aluminum
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 aluminum 3-piece, 38 teeth
Bottom bracket	Loose ball
Rear cogs	1-speed, 15 teeth
Chain	KMC Z610, 1/2 x 1/8"
Pedals	Aluminum platform

Brakes

Brakes	ProMax MV-75 rear brakes, aluminum rear levers

Cockpit & contact points

Headset	1" threadless
Handlebar	Aluminum
Stem	GT Mini Piston
Saddle	GT mini design
Seatpost	Aluminum pillar, 22.2mm (7/8 inch) diameter

Wheels & tires

Hubs	GT aluminum
Rims	Alex ALDR13
Spokes	15ga. (1.8mm) straight gauge
Spoke nipples	Brass nipples
Front tire	20 x 1 1/8" IRC Siren
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.