Velopedia Bicycle Archive

2008 Specialized Hardrock XC Disk

Original specifications: Shimano Altus · 7-speed · mechanical rear derailleur · 26" wheels.

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At a glance

Model year
2008
Category
Mountain
Original MSRP
$420.00
Sizes
13, 15, 17, 19, 21, 23
Colors
Copper/Navy, Charcoal Keyline
In this record
26 specifications · archived image · original MSRP
Archive ID
24297
Original buildA1 Premium aluminum · Mountain Mix · 26" wheels

Historical catalog variants

Archived sizes and colors

12 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

131517192123

Published colors

Copper/NavyCharcoal Keyline
View 12 archived size/color combinations
SizeColor
13Copper/Navy
15Copper/Navy
17Copper/Navy
19Copper/Navy
21Copper/Navy
23Copper/Navy
13Charcoal Keyline
15Charcoal Keyline
17Charcoal Keyline
19Charcoal Keyline
21Charcoal Keyline
23Charcoal Keyline

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

Frameset

Frame ConstructionTIG-welded
Frame MaterialA1 Premium aluminum
ForkRST Capa T26, 80mm
Fork MaterialSingle

Drivetrain

Component GroupMountain Mix
ShiftersShimano RS-43 Revo Twist
Front DerailleurShimano FD-C050, clamp on 34.9mm
Rear DerailleurShimano Altus
CranksetShimano FX-TX70, 24/34/42 teeth
Bottom BracketTH cartridge, square taper, 125mm spindle
BB Shell Width68mm English
Rear Cogs7-speed, 13 - 34 teeth
ChainKMC Z7, 1/2 x 3/32"
PedalsSpecialized steel

Brakes

BrakesTektro IOX w/6" rotor brakes, Tektro 2-finger levers

Cockpit & Contact Points

Headset1 1/8" threadless Threadless
HandlebarHi-tensile steel
Handlebar ExtensionsNot included
StemAlloy A-Head
SaddleSpecialized XC
SeatpostTwo-bolt Alloy Micro-Adjust, 30.9mm diameter

Wheels & Tires

HubsFront: Specialized forged alloy, Rear: Specialized forged alloy, freewheel
RimsAlex Z-1000, 32-hole
SpokesStainless steel, 15ga. (1.8mm) straight gauge
Front Tire26 x 2.00" Specialized Fast LK 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.

RPM
Theoretical speed from published tire dimensions; see the evidence note below.
Published build42/34/24T · 13–34T · 7-speed
Lowest0.71:1 Highest3.23:1 Total range458%
Estimated speed Lowest gear4.9 mph Highest gear22.5 mph

Estimate uses the published front tire 26×2 as a proxy, corroborated by the wheel size. Rear tire size is not published or verified. Approximate circumference; actual rollout varies with tire and pressure. Theoretical, not a maximum achievable speed.

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Parts & serviceability

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Original specifications
Chain · Original
KMC Z7, 1/2 x 3/32"
Front derailleur · Original
Shimano FD-C050, clamp on 34.9mm

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.

Bike-specific inspection checklist 21 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: 2008 Specialized Hardrock XC Disk · Mountain bike, front suspension · Published sizes: 13, 15, 17, 19, 21, 23

Archived: Frame: TIG-welded · Fork: RST Capa T26, 80mm · Single

Archived: Fork: RST Capa T26, 80mm

Archived: Group: Mountain Mix · Shifters: Shimano RS-43 Revo Twist · Front derailleur: Shimano FD-C050, clamp on 34.9mm · Rear derailleur: Shimano Altus · Crankset: Shimano FX-TX70, 24/34/42 teeth · Bottom bracket: TH cartridge, square taper, 125mm spindle · Rear cogs: 7-speed, 13 - 34 teeth · Chain: KMC Z7, 1/2 x 3/32"

Archived: Brakes: Tektro IOX w/6" rotor brakes, Tektro 2-finger levers

Archived: Wheel size: 26" wheels · Rims: Alex Z-1000, 32-hole · Hubs: Front: Specialized forged alloy, Rear: Specialized forged alloy, freewheel · Front tire: 26 x 2.00" Specialized Fast LK Sport

Controls and contact points

Archived: Headset: 1 1/8" threadless Threadless · Handlebar: Hi-tensile steel · Stem: Alloy A-Head · Seatpost: Two-bolt Alloy Micro-Adjust, 30.9mm diameter · Saddle: Specialized XC · Pedals: Specialized steel

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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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