Bicycle Archive · Specification report

2004 GT Jamie Bestwick Pro

Velopedia Archive ID 31439

Overview

Model year	2004
Brand	GT
Model	Jamie Bestwick Pro
Bicycle type	Freestyle/jumping
Archive ID	31439
Original MSRP	$319.99
Colors	Black
Sizes	One

Frameset

Frame construction	TIG-welded
Frame material	Chromoly main triangle/hi-tensile steel rear stays
Fork	GT
Fork material	Hi-tensile steel, 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, 39 teeth
Bottom bracket	Three piece
BB shell width	American
Rear cogs	1-speed, 14 teeth
Chain	KMC Z510H, 1/2 x 1/8"
Pedals	GT BMX Design Aluminum

Brakes

Brakes	Tektro FX-11 FS U-brake front/Tektro FX-11 U-brake rear brakes, Tektro 273A levers

Cockpit & contact points

Headset	1 1/8" threadless Tien Hsin w/SST Oryg
Handlebar	GT 4-Piece
Handlebar extensions	N/A
Stem	GT Piston
Saddle	GT Jr Jump, 9mm rails
Seatpost	Aluminum, 25.4mm diameter

Wheels & tires

Hubs	Aluminum, 14mm axle
Rims	Alex DX-2418, 48-hole
Spokes	Stainless steel, 14ga. (2.0mm) straight gauge
Spoke nipples	Brass nipples
Front tire	20 x 2.10" GT Air Bags
Wheel size	20" wheels

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 26, 2026.