Velopedia Bicycle Archive

2011 Specialized Stumpjumper Expert Carbon EVO R 29er

Original specifications: Mountain Mix drivetrain · 29" wheels.

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At a glance

Model year
2011
Category
Mountain
Sizes
15.5", 17.5", 19", 21"
Colors
Wht/Carbon
In this record
25 specifications · archived image
Archive ID
21946
Original buildFACT 8M carbon · Mountain Mix · 29" wheels

Historical catalog variants

Archived sizes and colors

4 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

15.5"17.5"19"21"

Published colors

Wht/Carbon
View 4 archived size/color combinations
SizeColor
15.5"Wht/Carbon
17.5"Wht/Carbon
19"Wht/Carbon
21"Wht/Carbon

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

Frameset

Frame ConstructionBonded/monocoque
Frame MaterialFACT 8M carbon
ForkRockShox Reba 29, 90mm travel
Fork MaterialAlloy Steerer, single crown

Drivetrain

Component GroupMountain Mix
ShiftersSRAM X.9
Front DerailleurE Thirteen XCX chain guide, 34.9mm clamp
Rear DerailleurSRAM X.0
CranksetSRAM Carbon S-2200, 34T teeth
Bottom BracketSRAM PF-30
CassetteShimano HG81
Rear Cogs10-speed, 11 - 36 teeth
ChainKMC X10
PedalsResin Test Ride Pedals

Brakes

BrakesAvid Elixir CR SL brakes, Avid Elixir CR SL levers

Cockpit & Contact Points

Headset1 1/8" - 1 1/2" Campy spec integrated sealed cartridge bearing
HandlebarS-Works XC carbon flat bar
Handlebar ExtensionsNot included
StemSpecialized XC
SaddleSpecialized BG Phenom Comp
SeatpostAlloy single bolt setback, 27.2mm diameter

Wheels & Tires

HubsFront: Specialized Hi Lo disc, Rear: Dt Swiss 330 SL
RimsDT Swiss X450SL, 32-hole
Front Tire29 x 1.95" S-Works Renegade
Wheel Size29" 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 build34T · 11–36T · 10-speed
Lowest0.94:1 Highest3.09:1 Total range327%

Parts & serviceability

Find replacement parts

Original specifications
Chain · Original
KMC X10
Cassette · Original
Shimano HG81
Bottom bracket · Original
SRAM PF-30
More parts (4)
Saddle · Original
Specialized BG Phenom Comp
Crankset · Original
SRAM Carbon S-2200, 34T teeth
Rims · Original
DT Swiss X450SL, 32-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 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: 2011 Specialized Stumpjumper Expert Carbon EVO R 29er · Mountain bike, front suspension · Published sizes: 15.5", 17.5", 19", 21"

Archived: Frame: Bonded/monocoque · Fork: RockShox Reba 29, 90mm travel · Alloy Steerer, single crown

Archived: Fork: RockShox Reba 29, 90mm travel

Archived: Group: Mountain Mix · Shifters: SRAM X.9 · Front derailleur: E Thirteen XCX chain guide, 34.9mm clamp · Rear derailleur: SRAM X.0 · Crankset: SRAM Carbon S-2200, 34T teeth · Bottom bracket: SRAM PF-30 · Cassette: Shimano HG81 · Rear cogs: 10-speed, 11 - 36 teeth · Chain: KMC X10

Archived: Brakes: Avid Elixir CR SL brakes, Avid Elixir CR SL levers

Archived: Wheel size: 29" wheels · Rims: DT Swiss X450SL, 32-hole · Hubs: Front: Specialized Hi Lo disc, Rear: Dt Swiss 330 SL · Front tire: 29 x 1.95" S-Works Renegade

Controls and contact points

Archived: Headset: 1 1/8" - 1 1/2" Campy spec integrated sealed cartridge bearing · Handlebar: S-Works XC carbon flat bar · Stem: Specialized XC · Seatpost: Alloy single bolt setback, 27.2mm diameter · Saddle: Specialized BG Phenom Comp · Pedals: Resin Test Ride Pedals

Before and during the test ride

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