The Specialized Stumpjumper 15 Comp Alloy is engineered for riders who refuse to compromise on performance and versatility. This trail bike excels at gobbling up jumps like a big bike while maintaining efficiency, playfulness, and control with just the right amount of travel. With numerous customization options, it stands out as the ultimate trail bike tailored to your riding style.

Key Features:
  • GENIE Shock Technology: This innovative technology gives the bike a dynamic and playful character, mimicking the feel of a long-travel downhill mountain bike while providing additional traction compared to the Stumpjumper EVO.
  • Customizable Geometry: Offers six geometry customization options, allowing you to adjust for mullet or 29er wheel configurations and manage the damping curve for optimal performance.
  • SWAT 4.0 Storage System: Pioneered by Specialized, this system allows you to store your essentials inside the down tube, keeping your gear secure and easily accessible.
  • M5 Aluminum Frame: The new frame is lightweight yet durable, designed to handle tough trails while accommodating the integrated SWAT storage hatch.
  • FOX FLOAT Performance Shock: Tuned by Ride Dynamics, this shock features a patent-pending GENIE air spring that combines the grip and traction of a linear coil spring with the bottom-out prevention of a progressive air spring. It includes two shock adjustment positions for tailored performance.
  • FOX FLOAT 36 Rhythm Fork: Designed to tackle rough trails with ease, this fork features a GRIP cartridge for enhanced performance and control.
  • Shimano SLX Transmission: Provides high-performance shifting for reliable gear changes on any terrain.
  • TRP Trail EVO 4-Piston Brakes: Deliver exceptional stopping power, ensuring you can handle descents confidently.
  • Manic X-Fusion Dropper Post: Offers reliable height adjustment for optimal riding position on varied terrain.
  • Lifetime Bearing Warranty: Ensures peace of mind with long-lasting performance.

Who is it for?
The Specialized Stumpjumper 15 Comp Alloy is perfect for serious mountain bikers who seek a high-performance trail bike that can handle everything from technical descents to playful jumps.

Specifications

    • Frame

      M5 Alloy chassis and rear-end, Trail Geometry, SWAT™ Door integration, head tube angle adjustment, threaded BB, internal cable routing, 12x148mm dropouts, sealed cartridge bearing pivots, SRAM UDH compatible, 145mm of travel


    • Fork

      FOX FLOAT 36 Rhythm, GRIP damper, two position Sweep adjustment, 15x110mm QR axle, 44mm offset, S1:140mm of travel, S2-S6:150mm of travel


    • Rear Shock

      FOX FLOAT Performance with Specialized GENIE Shock Tech, Ride Dynamics Trail Tune, 2-position lever w/ LSR adjustment, S1:210x52.5mm, S2-S6:210x55mm


    • Crankset

      Shimano SLX, CS-M7100, 12-speed, 10-51t


    • Chain Shimano SLX, M7100, 12-speed
    • Rear Derailleur Shimano SLX, M7100, SGS, 12-speed
    • Shifters Shimano SLX, M7100, 12spd
    • Brakes
      • FRONT : TRP Trail EVO, 4-piston caliper, hydraulic disc, 203mm
      • REAR : TRP Trail EVO, 4-piston caliper, hydraulic disc, S1-S2: 180mm, S3-S6: 203mm
    • Handlebar

      Specialized, 6000 series alloy, 6-degree upsweep, 8-degree backsweep. S1-S2: 780 width, 20mm rise: S3-S4: 800 width, 30mm rise: S5-S6: 800 width, 40mm rise


    • Grips Specialized Trail Grips
    • Seatpost

      X-Fusion Manic, infinite adjustable, two-bolt head, bottom mount cable routing, remote SLR LE lever, 34.9, S1:125mm, S2:150mm, S3:170mm, S4-S6:190mm


    • Saddle

      Bridge Comp, Hollow Cr-mo rails, S1-S2: 155mm, S3-S6: 143mm


    • Rims

      Specialized, hookless alloy, 30mm inner width, tubeless ready, Front: 29, Rear: S1-S2: 27.5, S3- S6: 29


    • Front Hub

      Alloy, sealed cartridge bearings, 15x110mm thru-axle, 28h


    • Rear Hub

      Alloy, sealed cartridge bearings, 12x148mm thru-axle, 28h


    • Spokes DT Swiss Industry
    • Front Tire

      Butcher, GRID TRAIL casing, GRIPTON® T9 compound, 2Bliss Ready, 29x2.3"


    • Rear Tire

      Eliminator, GRID TRAIL casing, GRIPTON® T7 compound, 2Bliss Ready, S1-S2: 27.5x2.3, S3-S6: 29x2.3"


    • Pedals

      Shimano SLX, M7120, 32T ring, 55mm chainline, S1-S3:165mm, S4-S6: 170mm


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