VelopediaBicycle Archive ยท Specification report

2011 Specialized Stumpjumper 29er EVO

Velopedia Archive ID 21947

Overview

Model year2011
BrandSpecialized
ModelStumpjumper 29er EVO
Bicycle typeMountain bike, front suspension
Archive ID21947
ColorsBlk
Sizes15.5", 17.5", 19", 21", 23"

Frameset

Frame constructionTIG-welded
Frame materialM5 aluminum
ForkRockShox Reba RLT 29, 100mm travel
Fork materialAlloy Steerer, single crown
Rear shockN/A

Drivetrain

Component groupMountain Mix
ShiftersSRAM X.7
Front derailleurE Thirteen XCX chain guide, E-type
Rear derailleurSRAM X.0
CranksetSRAM S-1250
Bottom bracketSRAM GXP
CassetteShimano HG81
Rear cogs10-speed, 11 - 36 teeth
ChainKMC X10
PedalsResin Test Ride Pedals

Brakes

BrakesAvid Elixir R SL brakes, Avid Elixir R SL levers

Cockpit & contact points

Headset1 1/8" threadless Campy spec integrated sealed cartridge bearing
HandlebarSpecialized XC flat 31.8mm
Handlebar extensionsNot included
StemSpecialized XC
SaddleSpecialized BG Phenom Comp
SeatpostAlloy single bolt setback, 30.9mm diameter

Wheels & tires

HubsSpecialized Hi Lo disc
RimsDT Swiss 520SL, 32-hole
Front tireFront: 29 x 2.2" S-Works Purgatory, Rear: 29 x 2.0" S-Works The Captain
Wheel size29" wheels

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on October 5, 2026.