Velopedia Bicycle Archive

2006 Norco Havoc

Original specifications: Shimano Alivio · 8-speed · mechanical rear derailleur · 26" wheels.

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At a glance

Model year
2006
Category
Mountain
Sizes
S/M, M/L
Colors
Dark Brown
In this record
23 specifications · archived image
Archive ID
11556
Model history 6 other years
Original buildAluminum · Mountain Mix · 26" wheels

Historical catalog variants

Archived sizes and colors

2 item records

Item-level catalog entries recovered from Velopedia’s original bicycle archive. They document how this model was listed historically; they do not identify the frame size associated with legacy reference geometry or indicate current availability.

Published sizes

S/MM/L

Published colors

Dark Brown
View 2 archived size/color combinations
SizeColor
S/MDark Brown
M/LDark Brown

Historical catalog evidence. Exact specifications and naming may vary by market, production run or manufacturer revision.

Frameset

Frame ConstructionTIG-welded
Frame MaterialAluminum
ForkMarzocchi MZ-3, 100mm travel
Fork MaterialSingle

Drivetrain

Component GroupMountain Mix
ShiftersSRAM SX-4 trigger
Rear DerailleurShimano Alivio
CranksetTruvativ Ruktion, 24/34/42 teeth
Rear Cogs8-speed, 11 - 30 teeth
ChainKMC Z72
PedalsAluminum platform

Brakes

BrakesTektro 832 linear pull brakes, Tektro aluminum levers

Cockpit & Contact Points

HeadsetCH-288
HandlebarAluminum
Handlebar ExtensionsNot included
StemKalloy
SaddleAxiom Dirt Jump
SeatpostAluminum micro-adjust, 27.2mm diameter

Wheels & Tires

HubsFront: DC-20, Rear: DC-22
RimsStrong BF-1, 36-hole
SpokesStainless steel, 14ga. (2.0mm) straight gauge
Front Tire26 x 2.10" MTB
Wheel Size26" wheels

Gearing

Chainring ÷ rear sprocket

Lower ratios provide more mechanical advantage for climbing. Higher ratios turn the rear wheel farther with each crank revolution.

Published build42/34/24T · 11–30T · 8-speed
Lowest0.80:1 Highest3.82:1 Total range477%
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Parts & serviceability

Find replacement parts

Original specifications
Chain · Original
KMC Z72
Retailer offers · Affiliate links
Brake pads · Original
Tektro 832 linear pull brakes, Tektro aluminum levers
Rear derailleur · Original
Shimano Alivio Search: Shimano Alivio 8-speed mechanical rear derailleur
More parts (2)
Shifters · Original
SRAM SX-4 trigger Search: SRAM SX 8-speed mechanical shifter
Seatpost · Original
Aluminum micro-adjust, 27.2mm diameter
Retailer offers · Affiliate links

Based on the original build. Confirm the model, size and fit before ordering; installed parts may differ. As an Amazon Associate I earn from qualifying purchases. Velopedia may also earn from qualifying eBay purchases. Velopedia may also earn from qualifying retailer purchases.

Bike-specific inspection checklist 20 checks based on 6 archived component groups Open checklistClose checklist
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This checklist uses the archived equipment for this bike. It cannot confirm the condition, service history or later component changes of the example in front of you.

Archived: 2006 Norco Havoc · Mountain bike, front suspension · Published sizes: S/M, M/L

Archived: Frame: TIG-welded · Fork: Marzocchi MZ-3, 100mm travel · Single

Archived: Fork: Marzocchi MZ-3, 100mm travel

Archived: Group: Mountain Mix · Shifters: SRAM SX-4 trigger · Rear derailleur: Shimano Alivio · Crankset: Truvativ Ruktion, 24/34/42 teeth · Rear cogs: 8-speed, 11 - 30 teeth · Chain: KMC Z72

Archived: Brakes: Tektro 832 linear pull brakes, Tektro aluminum levers

Archived: Wheel size: 26" wheels · Rims: Strong BF-1, 36-hole · Hubs: Front: DC-20, Rear: DC-22 · Front tire: 26 x 2.10" MTB

Controls and contact points

Archived: Headset: CH-288 · Handlebar: Aluminum · Stem: Kalloy · Seatpost: Aluminum micro-adjust, 27.2mm diameter · Saddle: Axiom Dirt Jump · Pedals: Aluminum platform

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Specifications are presented as a reference. Components may vary by market, size, production run, or later manufacturer revisions.

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