Bicycle Archive · Specification report

2005 Giant Modem GX

Velopedia Archive ID 93658

Overview

Model year	2005
Brand	Giant
Model	Modem GX
Bicycle type	Freestyle/jumping
Archive ID	93658
Colors	Burgundy

Frameset

Frame construction	TIG-welded
Frame material	Chromoly
Fork	Giant
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	3-piece chromoly, 39 teeth
Bottom bracket	Semi-cartridge
Rear cogs	1-speed, 12 teeth
Chain	KMC Z510, 1/2 x 1/8"
Pedals	Aluminum platform

Brakes

Brakes	Tektro 907A U-brake brakes, Tektro aluminum levers

Cockpit & contact points

Headset	1 1/8" threadless
Handlebar	Chromoly BMX
Handlebar extensions	Not included
Stem	Aluminum
Saddle	Dirt Jumper, 8mm rails
Seatpost	Steel micro-adjust, 25.4mm diameter

Wheels & tires

Hubs	Aluminum, 14mm axle
Rims	Aluminum, 48-hole
Spokes	14ga. (2.0mm) straight gauge
Spoke nipples	Brass nipples
Front tire	20 x 1.95" Kenda Kontact
Wheel size	20" wheels

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on August 25, 2026.