2011 Stumpjumper 29er Singlespeed
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One gear means two speeds. Riding and walking. A Stumpjumper single speed helps you…
Product Details
- Fox F29RL 90mm air-sprung fork with rebound/compression adjust and lockout is everything you need for this true-to-the-trails 29er
- Custom DT Swiss 29" rims with eyelets and sleeved seams are paired with a DT Swiss singlespeed hub to keep weight low and durability high
- Avid Elixir R SL lightweight hydraulic disc brakes/levers with alloy backed semi-metallic pads and tool-less reach adjust for superb control and modulation
- S-Works The Captain front and Renegade rear 29 x 2.0" dual compound 2Bliss Ready tires with aramid bead roll fast and still provide plenty of race-tested traction
- 29er singlespeed HT frame with curved top tube looks as fast and sweet as it rides due to its race-optimized 29" geometry and M5 manipulated alloy construction, it's the lightest eccentric BB set-up available
Technical Specifications
FRAMESET
FRAME
M5 manipulated alloy frame, 29"" geometry, curved TT, ECBB-light eccentric bottom bracket, disc only, vertical dropouts
HEADSET
1-1/8"" upper and lower campy style cartridge bearings for integrated alloy HT
SEAT BINDER
34.9mm clamp ID, 7050 hard annodized alloy collar w/ QR, black
SUSPENSION
FORK
Fox F29RL, air spring, 1 1/8"" alloy steerer, compression and rebound adj. w/ LO, standard drop-outs, 15.5"": 80mm travel, Others: 90mm travel
WHEELS
FRONT TIRE
S-Works ""The Captain"", 120 TPI, 2Bliss ready aramid bead, dual compound, 29x2.0""
REAR TIRE
S-Works Renegade, 120 TPI, 2Bliss ready aramid bead, dual compound, 29x1.95""
INNER TUBES
Ultralight presta valve
RIMS
Custom DT Swiss 520SL, 29"" alloy disc, sleeved w/eyelets, 26mm wide, 32h
FRONT HUB
Specialized Hi Lo disc, laser-etched logo, OS 28 end caps, sealed cartridge bearing, RWS, 32h
REAR HUB
Custom DT Swiss 240S, single speed w/ 10mm RWS thru-axle
SPOKES
DT Swiss Champion 1.8mm (15g) stainless
DRIVETRAIN
CASSETTE
Single speed specific, wide-based, heat-treated Cr-Mo, 20t
CHAIN
KMC X10, 10-speed, w/ reuseable Missing Link, nickel plates
CRANKSET
Custom SRAM S-1250, 7050 alloy arms, 32t single ring, GXP spindle, 15.5: 175mm, others: 180mm
CHAINRINGS
32t alloy
COCKPIT
STEM
Specialized XC, 3D forged alloy, 4-bolt, 31.8mm clamp, adjustable rise
HANDLEBARS
Specialized XC flat bar, 6061 butted alloy, 680mm wide, 8 degree back sweep, 6 degree up, 31.8mm
GRIPS
Specialized lock-on, 15.5/17.5: Grappler, Other: Rocca
SADDLE
Specialized BG Phenom Comp, hollow Cr-Mo rails, 143mm width
SEATPOST
2014 butted alloy, single bolt setback, 30.9mm, 15.5/17.5"": 350mm, others: 400mm
BRAKES
FRONT BRAKE
Custom Avid Elixir R SL, hydraulic disc, tool-less reach adjust, alloy backed semi-metallic pads, stainless hardware, G3 Clean Sweep rotor, 160mm rotor
REAR BRAKE
Custom Avid Elixir R SL, hydraulic disc, tool-less reach adjust, alloy backed semi-metallic pads, stainless hardware, G3 Clean Sweep rotor, 160mm rotor
BRAKE LEVERS
Custom Avid Elixir R SL hydraulic, tool-less reach adj.
ACCESSORIES
PEDALS
Resin Test Ride Pedals with toe clips, CEN std.
* Weights based on production painted frames as pictured. Actual weights will vary based on colorway, frame size, and component variation. Specifications are subject to change without notice.
Geometry
| 15.5 | 17.5 | 19 | 21 | 23 | |
|---|---|---|---|---|---|
| Ground-Top | 908mm | 928mm | 938mm | 947mm | 966mm |
| Bottom Bracket Height - Low Setting | 301mm | 301mm | 301mm | 301mm | 301mm |
| Top Tube Length (Horizontal) | 570mm | 590mm | 615mm | 640mm | 660mm |
| Head Tube Height | 100mm | 110mm | 120mm | 130mm | 150mm |
| Head Tube Angle - Low Setting | 71.5° | 71.5° | 71.5° | 71.5° | 71.5° |
| Seat Tube Angle (Actual) - Low Setting | 73° | 72° | 72° | 72° | 72° |
| Seat Tube Angle (Effective) - Low Setting | 74.5° | 73.5° | 73.5° | 73.5° | 73.5° |
| Top Tube Length (Actual) | 559mm | 564mm | 586mm | 610mm | 633mm |
| Seat Tube Length - Center to Top | 396mm | 448mm | 486mm | 536mm | 587mm |
| Wheel Base | 1064mm | 1067mm | 1093mm | 1118mm | 1138mm |
| Standover Height | 724mm | 799mm | 829mm | 863mm | 900mm |
| Stack | 607mm | 627mm | 637mm | 646mm | 665mm |
| Reach | 403mm | 407mm | 429mm | 451mm | 465mm |
| Chainstay Length | 430mm | 430mm | 430mm | 430mm | 430mm |
| Crank Length | 175mm | 180mm | 180mm | 180mm | 180mm |
| Handlebar Width | 680mm | 680mm | 680mm | 680mm | 680mm |
| Stem Length | 75mm | 90mm | 105mm | 105mm | 105mm |
| Seatpost Length | 350mm | 350mm | 400mm | 400mm | 400mm |
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