2012 Specialized S-Works Stumpjumper Carbon 29 XTR

A 29″ carbon frame hardtail crosscountry bike with ultra high-end components.

2012 Specialized S-Works Stumpjumper Carbon 29 XTR
Spec Level
Travel80mm front
ForkRockShox SID
Wheels29″ Carbon
BrakesHydraulic Disc
Where to Buy
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A balanced machine that offers stability, composure and agility in a well-rounded package

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Specialized Stumpjumper Expert Carbon 29 Review

[SV_VIMEO id=”59379854″] Can a 29er out-perform a 26er when it comes to technical trail/all-mountain riding? Specialized certainly think so; they’ve been espousing the virtues of a bigger wheel for many years and have been incredibly active in pushing 29ers into longer travel applications. In fact, Specialized are so convinced the big wheel is the right …

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Bike Test: Specialized S-Works Stumpjumper FSR Carbon 29

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If you are steadying yourself because you already saw the $9900 price tag, take a deep breath. Specialized offers the Stumpjumper FSR 29 and

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Sometime between the death of the aluminum hardtail and the popularization of full suspension, we strayed down the platitudinous path of categorization: XC race, trail, all-mountain, gravity, or DH.... While these names may help guide an uninitiated buyer to the right machine, it's the new wave of bikes designed to transcend categorization that arouses wide-eyed enthusiasm from the true aficionado of singletrack.

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Leadville Pro Bike: Todd Wells' Specialized S-Works Stumpjumper 29er

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Even after crashing hard early in the 2010 Leadville 100 and having to replace his front wheel, Todd Wells was right in the thick of the action at the

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FACT 11m carbon, 29"" geometry, FACT IS construction, tapered HT, carbon PF30 BB, hollow carbon dropouts, replaceable alloy derailleur hanger

BB StandardPF30, Press Fit


Custom RockShox SID World Cup 29 Brain, inertia valve damper, air spring, tapered carbon steerer, top-mount Brain Fade adj. and rebound adj. QR, S: 80mm travel, Others 90mm

Bottom Bracket

PF30, press-fit


1-1/8 and 1-1/2"" Threadless, Campy style upper with 1-1/2"" lower, cartridge bearings, carbon top cap


Syntace F109, 6º rise, 31.8mm clamp, S: 75mm, M: 90mm, L: 100mm, XL: 110mm


S-Works XC Carbon flat bar, uni-directional carbon, 680mm wide, 8º back sweep, 31.8mm


Specialized Body Geometry Phenom Expert, ti rails, 143mm width


S-Works Carbon, 27.2mm, single-bolt head, 15.5/17.5"": 350mm, Others: 400mm


Resin Test Ride Pedals with toe clips, CEN std.


Specialized lock-on, S/M: Grappler, Others: Grappler XL

Rear Derailleur

Shimano XTR Shadow M980, 10-speed, medium cage

Front Derailleur

Shimano XTR M986, 34.9mm clamp, down-swing, dual-pull


S-Works OS carbon crank, 10-speed XC double, S: 170mm, Others: 175mm


Shimano XTR M980R, 10-speed, w/ I-Spec camps


Shimano XTR 10-speed, 11-36t


Shimano XTR M980, 10-speed


Shimano XTR, hydraulic disc, post mount, ti/metal pad, Ice Tech 160mm rotor

Brake Levers

Shimano XTR M985 hydraulic, w/ I-Spec clamps


Roval Control SL 29, carbon disc, 28mm, 32h


DT Swiss Revolution 2.0/1.5/2.0mm stainless, DT Aerolite, bladed, painted

Front Hub

Roval Control SL 29, carbon/alloy, OS 28mm end caps, QR, 32h

Rear Hub

Roval Control SL 29, DT Star Ratchet, QR, 32h


S-Works Renegade, 120 TPI, 2Bliss ready aramid bead, dual-compound, 29x1.95""

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