Velopedia Bicycle Archive

2005 Specialized Hardrock Sport

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

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At a glance

Model year
2005
Category
Mountain
Original MSRP
$350.00
Sizes
XS, S, M, L, XL, XXL
Colors
Black, Silver, Yellow
In this record
26 specifications · archived image · original MSRP
Archive ID
10607
Model history 12 other years
Original buildA1 Premium Aluminum · Mountain Mix · 26" wheels

Manufacturer catalog

Published sizes and colors

6 sizes · 3 colors

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

Published sizes

XSSMLXLXXL

Published colors

BlackSilverYellow

Frameset

Frame ConstructionTIG-welded
Frame MaterialA1 Premium Aluminum
ForkRST Gila T5, 100mm
Fork MaterialAluminum/magnesium, single crown

Drivetrain

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

Brakes

BrakesTektro linear-pull brakes, Shimano Altus 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 DH-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 · 11–32T · 8-speed
Lowest0.69:1 Highest3.82:1 Total range555%
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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
Brake pads · Original
Tektro linear-pull brakes, Shimano Altus levers
More parts (6)
Saddle · Original
Specialized BG Sport ATB
Rear derailleur · Original
Shimano Acera Search: Shimano Acera 8-speed mechanical rear derailleur
Shifters · Original
Shimano Altus Search: Shimano Altus 8-speed mechanical shifter
Stem · Original
Specialized Mobius
Seatpost · Original
Aluminum micro-adjust, 30.9mm diameter
Retailer offers · Affiliate links
Rims · Original
Alex DH-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 21 checks based on 6 archived component groups Open checklistClose checklist
0 of 21 checked Progress stays in this browser for this bike.

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 Sport · Mountain bike, front suspension · Published sizes: XS, S, M, L, XL, XXL

Archived: Frame: TIG-welded · Fork: RST Gila T5, 100mm · Aluminum/magnesium, single crown

Archived: Fork: RST Gila T5, 100mm

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

Archived: Brakes: Tektro linear-pull brakes, Shimano Altus levers

Archived: Wheel size: 26" wheels · Rims: Alex DH-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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Market Snapshot

Checked Oct 5, 2026

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Model-family used asking$249.00Median asking · middle 50% $187.50–$422.50 · 7 listings

Asking prices, not completed sales. Shipping and tax excluded.

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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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