Velopedia Bicycle Archive

2005 Specialized Rockhopper Comp

Mountain bike, front suspension bicycle from the Velopedia specification archive.

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Original MSRP
$800.00
Sizes
13", 15", 17", 19", 21", 23"
Colors
Black
Archive ID
10601

Current market

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Velopedia analysis

What the specifications mean

Derived from the archived manufacturer recordHow Velopedia reads these specifications →

Suspension is concentrated at the fork, so fork setup and rear-tire pressure are the main tools for balancing front and rear behavior. The 309% cassette range describes the available gearing more clearly than the component-group name alone. With rim brakes, the wheel’s braking surface is part of the system, so rim wear matters alongside pads and cables.

Suspension setup Front only Fork settings affect the front while rear-wheel behavior remains dependent on tire and wheel setup.
Gearing 309% cassette range Calculated from the published 11–34-tooth sprocket span.
Brake service Rim braking Pad compound, cable condition and wheel braking-surface wear belong in the inspection.
Frame material Aluminum / alloy Dents and cracking around welds, pivots and loaded junctions deserve attention.

Used-bike inspection

If you’re buying this bike used

Before any test ride: both brakes should stop the bike firmly and release cleanly; both wheels should run true and be securely attached; tires should have no casing damage; and the headset, handlebar, stem, cranks and pedals should have no looseness or play.

Follow the full used-bike inspection order →
  • FrameLook closely for dents and hairline cracks around welds, the head tube and bottom-bracket area. Cosmetic scratches matter less than a change in shape or a crack line.Inspect the frame and fork →
  • BrakesInspect pad condition, cable movement and the rim sidewalls or brake tracks for wear. A concave or heavily worn braking surface can mean the wheel also needs replacement.Inspect the brakes →
  • SuspensionAsk when the fork was last serviced. Check the stanchions for damage, look for oil at the seals and make sure the fork moves smoothly without bushing play.Evaluate the suspension →
  • DrivetrainShift through every gear under light load and measure chain wear. Confirm that the shifter, derailleur, chain and cassette belong to the same 9-speed system.Check drivetrain wear →
  • Wheels & tiresSpin both wheels and watch the rims for side-to-side or vertical movement. Check for dents, cracks, loose or uneven spokes and hub play, then inspect both tire casings for cuts, cracking or exposed threads.Check wheels and tires →
Bike-specific inspection checklist 20 checks based on 6 archived component groups Open checklistClose checklist
0 of 20 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 Rockhopper Comp · Mountain bike, front suspension · Published sizes: 13", 15", 17", 19", 21", 23"

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

Archived: Fork: Manitou Splice Comp, 100mm

Archived: Group: Mountain Mix · Shifters: Shimano Deore · Front derailleur: Shimano Deore, bottom-pull/clamp-on 34.9mm · Rear derailleur: Shimano Deore LX · Crankset: TruVativ Five-D, 22/32/44 teeth · Bottom bracket: TruVativ, 118mm spindle · Rear cogs: 9-speed, 11 - 34 teeth · Chain: Shimano CN-HG53, 1/2 x 3/32"

Archived: Brakes: Shimano M-420 linear pull brakes, Shimano M-420 levers

Archived: Wheel size: 26" wheels · Rims: Sun Rims Mach 4, 32-hole · Hubs: Joytech QR · Front tire: 26 x 2.10" Specialized Adrenaline

Controls and contact points

Archived: Headset: 1 1/8" threadless sealed cartridge · Handlebar: Aluminum · Stem: Aluminum · Seatpost: Aluminum micro-adjust · Saddle: Specialized BG Sport MTB · Pedals: Aluminum platform

Before and during the test ride

Follow the full used-bike inspection order →

Interpretation based on the archived manufacturer specifications. Confirm exact fit and standards before ordering parts or performing service.

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Frameset

Frame ConstructionTIG-welded
Frame MaterialA1 Premium Aluminum
ForkManitou Splice Comp, 100mm
Fork MaterialAluminum/magnesium, single crown
Rear ShockN/A

Drivetrain

Component GroupMountain Mix
ShiftersShimano Deore
Front DerailleurShimano Deore, bottom-pull/clamp-on 34.9mm
Rear DerailleurShimano Deore LX
CranksetTruVativ Five-D, 22/32/44 teeth
Bottom BracketTruVativ, 118mm spindle
BB Shell Width68mm English
Rear Cogs9-speed, 11 - 34 teeth
ChainShimano CN-HG53, 1/2 x 3/32"
PedalsAluminum platform

Brakes

BrakesShimano M-420 linear pull brakes, Shimano M-420 levers

Cockpit & Contact Points

Headset1 1/8" threadless sealed cartridge
HandlebarAluminum
Handlebar ExtensionsN/A
StemAluminum
SaddleSpecialized BG Sport MTB
SeatpostAluminum micro-adjust

Wheels & Tires

HubsJoytech QR
RimsSun Rims Mach 4, 32-hole
SpokesStainless steel, 15ga. (1.8mm) straight gauge
Spoke NipplesBrass nipples
Front Tire26 x 2.10" Specialized Adrenaline
Wheel Size26" wheels

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

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