Velopedia Bicycle Archive

2001 Specialized Rockhopper A1 Pro FS

Original specifications: Shimano Deore XT · 9-speed · mechanical rear derailleur · 26" wheels.

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At a glance

Model year
2001
Category
Mountain
Original MSRP
$999.00
Sizes
13", 15", 17", 19", 21", 23"
Colors
Blue/Black, Red/White
In this record
27 specifications · archived image · original MSRP
Archive ID
35762
Model history 1 other year
Original buildSpecialized A1 aluminum, double butted · 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

13"15"17"19"21"23"

Published colors

Blue/BlackRed/White

Frameset

Frame ConstructionTIG-welded
Frame MaterialSpecialized A1 aluminum, double butted
ForkRock Shox Judy XC
Fork MaterialAluminum/magnesium, triple-clamp crown

Drivetrain

Component GroupMountain Mix
ShiftersShimano Deore LX RapidFire SL
Front DerailleurShimano Deore LX
Rear DerailleurShimano Deore XT SGS
CranksetSpecialized Forearm 2 Comp, 22/32/44 teeth
Bottom BracketShimano BB-LP27, 113mm spindle
BB Shell Width68mm English
Rear Cogs9-speed, 11 - 32 teeth
ChainShimano, 1/2 x 3/32"
PedalsShimano PD-M515 SPD

Brakes

BrakesProMax linear-pull brakes, Shimano Deore levers

Cockpit & Contact Points

Headset1 1/8" threadless Tange Seiki
HandlebarSpecialized aluminum
Handlebar ExtensionsNot included
StemSpecialized aluminum
SaddleSpecialized Body Geometry Sport
SeatpostSpecialized aluminum, 30.9mm diameter

Wheels & Tires

HubsFront: Specialized aluminum, Rear: Specialized Megaphone Comp
RimsMavic X 139 N, 32-hole
SpokesSpecialized stainless steel, 1.8mm straight gauge
Spoke NipplesBrass nipples
Front TireFront: 26 x 1.90" Specialized Team Control SL Pro, Rear: 26 x 1.90" Specialized Team Master SL Pro
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 build44/32/22T · 11–32T · 9-speed
Lowest0.69:1 Highest4.00:1 Total range582%
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Parts & serviceability

Find replacement parts

Original specifications
Front tire · Original
Front: 26 x 1.90" Specialized Team Control SL Pro, Rear: 26 x 1.90" Specialized Team Master SL Pro
Brake pads · Original
ProMax linear-pull brakes, Shimano Deore levers
Bottom bracket · Original
Shimano BB-LP27, 113mm spindle
More parts (6)
Pedals · Original
Shimano PD-M515 SPD
Saddle · Original
Specialized Body Geometry Sport
Crankset · Original
Specialized Forearm 2 Comp, 22/32/44 teeth
Front derailleur · Original
Shimano Deore LX Search: Shimano Deore LX 9-speed mechanical front derailleur
Rear derailleur · Original
Shimano Deore XT SGS Search: Shimano Deore XT 9-speed mechanical rear derailleur
Shifters · Original
Shimano Deore LX RapidFire SL Search: Shimano Deore LX 9-speed mechanical shifter

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 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: 2001 Specialized Rockhopper A1 Pro FS · Mountain bike, front suspension · Published sizes: 13", 15", 17", 19", 21", 23"

Archived: Frame: TIG-welded · Fork: Rock Shox Judy XC · Aluminum/magnesium, triple-clamp crown

Archived: Fork: Rock Shox Judy XC

Archived: Group: Mountain Mix · Shifters: Shimano Deore LX RapidFire SL · Front derailleur: Shimano Deore LX · Rear derailleur: Shimano Deore XT SGS · Crankset: Specialized Forearm 2 Comp, 22/32/44 teeth · Bottom bracket: Shimano BB-LP27, 113mm spindle · Rear cogs: 9-speed, 11 - 32 teeth · Chain: Shimano, 1/2 x 3/32"

Archived: Brakes: ProMax linear-pull brakes, Shimano Deore levers

Archived: Wheel size: 26" wheels · Rims: Mavic X 139 N, 32-hole · Hubs: Front: Specialized aluminum, Rear: Specialized Megaphone Comp · Front tire: Front: 26 x 1.90" Specialized Team Control SL Pro, Rear: 26 x 1.90" Specialized Team Master SL Pro

Controls and contact points

Archived: Headset: 1 1/8" threadless Tange Seiki · Handlebar: Specialized aluminum · Stem: Specialized aluminum · Seatpost: Specialized aluminum, 30.9mm diameter · Saddle: Specialized Body Geometry Sport · Pedals: Shimano PD-M515 SPD

Before and during the test ride

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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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