Velopedia Bicycle Archive

2001 Iron Horse Hillbilly

Original manufacturer specifications including Mountain Mix drivetrain, 26" wheels, 32 lb published weight.

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What Velopedia knows

Model year
2001
Category
Mountain
Original MSRP
$550.00
Sizes
S, M, L
Colors
Black, Green
Weight
32 lb
Geometry
Legacy reference · Geometry context
Record coverage
33 preserved details · archived image · original MSRP · preserved geometry
Archive ID
90917

Manufacturer catalog

Published sizes and colors

3 sizes · 2 colors

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

Published sizes

SML

Published colors

BlackGreen

Frameset

Frame ConstructionTIG-welded
Frame Material7005 aluminum w/replaceable derailleur hanger
ForkRST 321 CL, 3.0" travel
Fork MaterialAluminum, triple-clamp crown
Rear ShockRST 21, 4.0" travel

Drivetrain

Component GroupMountain Mix
ShiftersSRAM ESP 4.0 Half Pipe
Front DerailleurSRAM ESP 4.0, top-pull/clamp-on 35.0mm
Rear DerailleurSRAM ESP 4.0
Crankset3-piece aluminum, 22/32/42 teeth
Bottom BracketCartridge, 113mm spindle
BB Shell Width68mm English
Rear Cogs8-speed, 11 - 30 teeth
ChainKMC Z-72, 1/2 x 1/8"
PedalsSteel cage, resin body

Brakes

BrakesAluminum linear-pull brakes, aluminum linear-pull levers

Cockpit & Contact Points

Headset1 1/8" threadless WTB threadless
HandlebarAluminum, 1" rise
Handlebar ExtensionsNot included
StemAluminum Ahead type
SaddleIron Horse Soft Sport
SeatpostAluminum micro-adjust, 31.6mm diameter

Wheels & Tires

HubsAluminum, Q/R
RimsSun MC-18, 36-hole
SpokesStainless steel, 14g straight gauge
Spoke NipplesBrass nipples
Front Tire26 x 2.10" Kenda Koyote
Wheel Size26" wheels

Historical reference geometry

Geometry

Legacy reference · 5 measurements

Historical model-level geometry recovered from Velopedia’s original archive database. The source does not identify which listed frame size this reference describes, so fit interpretation is intentionally limited and no size-normalized Archive Context is generated.

MeasurementLegacy reference
Top tube564.9 mm
Head-tube angle71°
Seat-tube angle72°
Chainstay / rear center424.2 mm
Wheelbase1058.2 mm

Geometry source: Historical archive database — model-level reference geometry. The historical source provides one model-level geometry set and does not identify the corresponding frame size.

Geometry tools

Explore this historical geometry

Model-level historical reference

Period context: At 71°, the head angle sits close to the middle of the group among mountain geometries represented in Velopedia for this period. Its 72° seat angle is toward the more relaxed end among the same-period mountain references.

Compared with 786 distinct legacy mountain geometries from model years 1999–2003. Only angular measurements are used because the historical reference frame size is unidentified.
See it in periodOpen an immediate comparison with preserved 2001 mountain geometries. The source frame size remains unidentified.
See its 2001 geometry context

Parts & serviceability

Find replacement parts

3 top part searches
ChainMatching fit standard
KMC Z-72, 1/2 x 1/8" Exact archived model
Front tireMatching fit standard
26x2.10" Kenda Koyote Named tire and published size
Brake padsMatching fit standard
Linear-pull brake pads Published brake type — verify pad mounting style
More qualified parts (1)
SeatpostMatching fit standard
31.6 mm seatpost Published diameter — verify length and setback

Searches use the archived manufacturer specification, not the components currently installed on a particular bicycle. Confirm the exact model, size and fit before ordering. 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. Commercial relationships do not influence Archive specifications or analysis.

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 and shock were last serviced. Check the stanchions for damage, look for oil at the seals, cycle both units through their travel and test the suspension pivots for 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 8-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 22 checks based on 6 archived component groups Open checklistClose checklist
0 of 22 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: 2001 Iron Horse Hillbilly · Mountain bike, front & rear suspension · Published sizes: S, M, L

Archived: Frame: TIG-welded · Fork: RST 321 CL, 3.0" travel · Aluminum, triple-clamp crown

Archived: Fork: RST 321 CL, 3.0" travel · Rear shock: RST 21, 4.0" travel

Archived: Group: Mountain Mix · Shifters: SRAM ESP 4.0 Half Pipe · Front derailleur: SRAM ESP 4.0, top-pull/clamp-on 35.0mm · Rear derailleur: SRAM ESP 4.0 · Crankset: 3-piece aluminum, 22/32/42 teeth · Bottom bracket: Cartridge, 113mm spindle · Rear cogs: 8-speed, 11 - 30 teeth · Chain: KMC Z-72, 1/2 x 1/8"

Archived: Brakes: Aluminum linear-pull brakes, aluminum linear-pull levers

Archived: Wheel size: 26" wheels · Rims: Sun MC-18, 36-hole · Hubs: Aluminum, Q/R · Front tire: 26 x 2.10" Kenda Koyote

Controls and contact points

Archived: Headset: 1 1/8" threadless WTB threadless · Handlebar: Aluminum, 1" rise · Stem: Aluminum Ahead type · Seatpost: Aluminum micro-adjust, 31.6mm diameter · Saddle: Iron Horse Soft Sport · Pedals: Steel cage, resin body

Before and during the test ride

Follow the full used-bike inspection order →

Build relationships are limited to the archived manufacturer specifications. Confirm exact fit and standards before ordering parts or performing service.

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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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