VelopediaBicycle Archive ยท Specification report

2004 Norco Chaos

Velopedia Archive ID 30759

Overview

Model year2004
BrandNorco
ModelChaos
Bicycle typeMountain bike, front suspension
Archive ID30759
ColorsRed/Black
Sizes15", 17", 18.5"

Frameset

Frame constructionTIG-welded
Frame material7005 aluminum
ForkMarzocchi MZ Comp
Fork materialAluminum, single crown
Rear shockN/A

Drivetrain

Component groupMountain Mix
ShiftersShimano EF-35 Rapid Fire
Front derailleurShimano Alivio, bottom-pull/clamp-on 31.8mm
Rear derailleurShimano Alivio
CranksetTruVativ X-Flow, 24/34/42 teeth
Bottom bracketChin Haur CH-52
Rear cogs8-speed, 11 - 32 teeth
ChainKMC IG-30, 1/2 x 3/32"
PedalsVictor VP-565

Brakes

BrakesHayes HMX-2 Mechanical Disc brakes, Shimano Alivio levers

Cockpit & contact points

Headset1 1/8" FSA TH-855
HandlebarAluminum, rise
Handlebar extensionsNot included
StemKalloy aluminum
SaddleVelo VL-3047
SeatpostKalloy SP-243, 30.0mm diameter

Wheels & tires

HubsFormula aluminum disc, Q/R
RimsStrong MX-22, 32-hole
SpokesStainless steel, 14ga. (2.0mm) straight gauge
Spoke nipplesBrass nipples
Front tireFront: 26 x 2.35" Kenda K-877, Rear: 26 x 2.35" Kenda K-887
Wheel size26" wheels

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on October 1, 2026.