Stumpjumper Carbon 29 Singlespeed
Part No.  

Stumpjumper Carbon 29 Singlespeed

Part No.  51948
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Stumpjumper Carbon 29 Singlespeed
Overview
Technical Specifications
Geometry
Reviews
The Stumpjumper HT Carbon SS features a FACT carbon frame and Chisel rigid carbon fork. The SRAM XX1-style single speed ring means no dropped chains on this pure XC machine.
  • FACT IS 8m carbon HT singlespeed frame with 29er geometry is engineered with a tapered head tube, horizontal sliding dropouts, PF30 BB, and PM 140 rear brake for a stiff, responsive and race-ready design
  • The mega-light Chisel carbon rigid fork has a monocoque carbon structure, tapered carbon steerer, alloy dropouts, PM brake mount for rigid purists
  • Custom SRAM S-2200 carbon XC crankset setup for singlespeed with an XX1-style ring means no dropped chains
  • Roval Control Carbon 29 142+ hookless carbon wheelset with durable DT Swiss internals and stainless DT Swiss spokes brings carbon wheels to a whole new realm of fun

Technical Specifications

DRIVETRAIN
CHAIN SRAM PC 1051, 10-speed, PowerLink
BOTTOM BRACKET SRAM PF30, OS press-in bearings, sealed cartridge
CRANKSET Custom SRAM carbon S-2200, 32T XX1 style single ring, PF30 spindle, removable spider, 15.5"": 170mm, Others: 175mm
CASSETTE 20T SS Cog w/spacer kit
SUSPENSION
FORK Specialized Chisel, suspension corrected carbon rigid fork, monocoque carbon structure, tapered carbon steerer, alloy dropouts, PM brake mount, OS28 end caps
WHEELS
FRONT HUB Roval Control Carbon 29, QR, OS28 endcaps, 32h
REAR HUB Roval Control Carbon 29, DT Swiss Star Ratchet, 135mm, QR, 32h
SPOKES DT Swiss Super Comp, 2.0/1.65/1.8 stainless
FRONT TIRE S-Works Renegade, 29x2.3"", foldable aramid bead, dual-compound, 120TPI
RIMS Roval Control Carbon 29, carbon disc, hookless bead, 27mm wide, 32h
REAR TIRE Specialized Renegade Control, 2Bliss Ready, 29x2.3"", foldable aramid bead, 60 TPI
COCKPIT
SADDLE Body Geometry Phenom Comp, hollow Cr-Mo rails, 143mm
SEATPOST Specialized carbon, 2-bolt, 27.2mm, 15.5""/17.5"": 350mm, Others: 400mm
STEM Specialized XC, 3D forged alloy, 4-bolt, 6-degree rise, 31.8mm clamp
HANDLEBARS S-Works XC, flat bar, carbon, 700mm wide, 8-degree backsweep, 31.8mm
GRIPS Specialized Sip Grip, light lock-on, half-waffle aramid-infused, 15.5""/17.5"": regular, 19""/21"": XL thickness
BRAKES
FRONT BRAKE Magura MTS, Hi Friction pad, alloy master cylinder, alloy lever blade, alloy caliper, Storm SL rotor, 15.5""/17.5"": 160mm rotor, 19""/21"": 180mm rotor
BRAKE LEVERS Magura MTS, alloy master cylinder, alloy lever blade, hollow lever pivot, reach adj.
REAR BRAKE Magura MTS, Hi Friction pad, alloy master cylinder, alloy lever blade, alloy caliper, Storm SL rotor, 160mm rotor
FRAMESET
SWAT Bottle cage w/ SWAT Technology compatible (not included)
HEADSET 1-1/8 and 1-1/2"" threadless, Campy style upper with 1-1/2"" lower, cartridge bearings
SEAT BINDER Specialized 7050 hard anodized alloy, single bolt, 32.6mm
FRAME FACT 8m carbon, 29"" geometry, FACT IS construction, tapered headtube, carbon PF30 BB, PM 140 rear brake, sliding dropouts

Geometry

Geometry Chart

Stumpjumper - Geometry

  15.5 17.5 19 21
Stem Length 75mm 90mm 105mm 105mm
Crank Length 170mm 175mm 175mm 175mm
Handlebar Width 700mm 700mm 700mm 700mm
Seat Tube Angle (Effective) 73.5° 73.5° 73.5° 73.5°
Reach 394mm 410.5mm 430mm 450mm
Stack 594mm 612mm 627mm 641mm
Chainstay Length 435mm 435mm 435mm 435mm
Bottom Bracket Drop 63.5mm 63.5mm 63.5mm 63.5mm
Head Tube Angle 71.5° 71.5° 71.5° 71.5°
Top Tube Length (Actual) 558mm 570mm 590mm 614mm
Ground-Top 897mm 916mm 930mm 945mm
Top Tube Length (Horizontal) 570mm 592mm 615mm 640mm
Standover Height 760mm 810mm 830mm 870mm
Wheel Base 1049mm 1072mm 1106mm 1132mm
Head Tube Height 90mm 100mm 115mm 130mm
Seat Tube Length - Center to Top 394mm 445mm 483mm 533mm
Bottom Bracket Height 304mm 304mm 304mm 304mm

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