Bicycle Archive · Specification report

2012 Norco Seige 21

Velopedia Archive ID 5039744

Overview

Model year	2012
Brand	Norco
Model	Seige 21
Bicycle type	BMX
Archive ID	5039744
Colors	flat black
Sizes	21" TT

Frameset

Frame material	Cr-Mo
Fork	CroMoly

Drivetrain

Crankset	3pc Chromoly 8 spline
Bottom bracket	sealed 19mm mid
Cassette	25t
Pedals	Wellgo resin platform

Brakes

Brakes	Tektro Alloy Caliper

Cockpit & contact points

Headset	FSA Integrated
Handlebar	full chromoly
Stem	Norco Alloy Top Load
Saddle	Norco padded
Seatpost	integrated

Wheels & tires

Hubs	Alloy sealed Alloy sealed
Front tire	Odyssey Aaron Ross 20x2.35/2.1

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on October 2, 2026.