Velopedia Bicycle Archive

2005 Specialized Hardrock Comp Disc

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

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At a glance

Model year
2005
Category
Mountain
Original MSRP
$550.00
Sizes
XS, S, M, L, XL, XXL
Colors
Red, Silver
In this record
26 specifications · archived image · original MSRP
Archive ID
10605
Model history 4 other years
Original buildA1 Premium Aluminum · Mountain Mix · 26" wheels

Manufacturer catalog

Published sizes and colors

6 sizes · 2 colors

Manufacturer-published sizes and colors; availability and exact size/color pairings may vary by market or production run.

Published sizes

XSSMLXLXXL

Published colors

RedSilver

Frameset

Frame ConstructionTIG-welded
Frame MaterialA1 Premium Aluminum
ForkMarzocchi MZ Comp, 100mm
Fork MaterialAluminum/magnesium, single crown

Drivetrain

Component GroupMountain Mix
ShiftersShimano Acera
Front DerailleurShimano Acera, bottom-pull/clamp-on 31.8mm
Rear DerailleurShimano Alivio
CranksetTruVativ IsoFlow, 22/32/42 teeth
Bottom BracketTruVativ, 113mm spindle
BB Shell Width68mm English
Rear Cogs8-speed, 11 - 30 teeth
ChainShimano CN-IG31, 1/2 x 3/32"
PedalsSteel cage

Brakes

BrakesHayes HMX-II brakes, Shimano Acera levers

Cockpit & Contact Points

Headset1 1/8" threadless sealed cartridge
HandlebarAluminum
StemSpecialized Mobius
SaddleSpecialized BG Sport ATB
SeatpostAluminum micro-adjust, 30.9mm diameter

Wheels & Tires

HubsJoytech QR
RimsAlex DP-20, 36-hole
SpokesStainless steel, 14ga. (2.0mm) straight gauge
Spoke NipplesBrass nipples
Front Tire26 x 2.20" Specialized Enduro Sport
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 build42/32/22T · 11–30T · 8-speed
Lowest0.73:1 Highest3.82:1 Total range521%
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Parts & serviceability

Find replacement parts

Original specifications
Chain · Original
Shimano CN-IG31, 1/2 x 3/32"
Retailer offers · Affiliate links
Front tire · Original
26 x 2.20" Specialized Enduro Sport
Saddle · Original
Specialized BG Sport ATB
More parts (5)
Rear derailleur · Original
Shimano Alivio Search: Shimano Alivio 8-speed mechanical rear derailleur
Shifters · Original
Shimano Acera Search: Shimano Acera 8-speed mechanical shifter
Stem · Original
Specialized Mobius
Seatpost · Original
Aluminum micro-adjust, 30.9mm diameter
Retailer offers · Affiliate links
Rims · Original
Alex DP-20, 36-hole

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: 2005 Specialized Hardrock Comp Disc · Mountain bike, front suspension · Published sizes: XS, S, M, L, XL, XXL

Archived: Frame: TIG-welded · Fork: Marzocchi MZ Comp, 100mm · Aluminum/magnesium, single crown

Archived: Fork: Marzocchi MZ Comp, 100mm

Archived: Group: Mountain Mix · Shifters: Shimano Acera · Front derailleur: Shimano Acera, bottom-pull/clamp-on 31.8mm · Rear derailleur: Shimano Alivio · Crankset: TruVativ IsoFlow, 22/32/42 teeth · Bottom bracket: TruVativ, 113mm spindle · Rear cogs: 8-speed, 11 - 30 teeth · Chain: Shimano CN-IG31, 1/2 x 3/32"

Archived: Brakes: Hayes HMX-II brakes, Shimano Acera levers

Archived: Wheel size: 26" wheels · Rims: Alex DP-20, 36-hole · Hubs: Joytech QR · Front tire: 26 x 2.20" Specialized Enduro Sport

Controls and contact points

Archived: Headset: 1 1/8" threadless sealed cartridge · Handlebar: Aluminum · Stem: Specialized Mobius · Seatpost: Aluminum micro-adjust, 30.9mm diameter · Saddle: Specialized BG Sport ATB · Pedals: Steel cage

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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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