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SpecializedSirrus X 4.0

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Questions and Answers

Aluminum
External Gearing
28" / 700c
Diamond
Disc Brakes
Sirrus X is your ticket to riding more, and to places you never imagined possible. It‰Ûªs a comfortable, capable, ‰ÛÏlet‰Ûªs do stuff‰Û� kind of bike that will inspire you to ride more than you ever have before. With bigger, confidence inspiring tires, a slightly more upright riding position, a super intuitive one-by drivetrain, and plenty of mounts for racks and fenders ‰ÛÓit‰Ûªs more than just a ...Read more

General

  • FrameSpecialized A1 SL Premium Aluminum, Fitness Geometry, fully manipulated butted tubing, internal cable routing, flat-mount disc, 12x142mm thru-axle, Plug + Play rack/fender mounts

Wheels & Tires

  • SpokesStainless, 14g
  • Rear HubAlloy, Center Lock䋢 disc, high-low flange, sealed cartridge bearings, 12x142mm spacing, 28h
  • Rear TirePathfinder Sport, 700x38mm
  • Wheels700C disc, double-wall alloy, 22mm depth, 21mm internal width, 32h
  • Front TirePathfinder Sport, 700x38mm
  • Front HubAlloy, Center Lock䋢 disc, high-low flange, sealed cartridge bearings, 12x100mm spacing, 24h
  • TubePresta, 48mm valve

Cockpit

  • TapeSpecialized Neutralizer, Body Geometry, locking grip
  • StemFuture Stem, Comp
  • HandlebarStout Mini Rise, alloy, 9-degree backsweep, 15mm rise, 31.8mm

Groupset

  • Rear DerailleurShimano Deore M5100, SGS, 11-speed
  • CranksetForged aluminum arms, 2-piece, 24mm spindle, Narrow-wide Aluminum chainring
  • Chainrings40T
  • PedalsSpecialized Body Geometry Fitness, platform, plastic
  • ShiftersShimano Deore M5100, 11-speed
  • CassetteShimano Deore M5100, 11-speed, 11-42t
  • Bottom BracketThreaded BSA 68mm
  • Chain / BeltKMC X11, 11-speed w/ Missing Link䋢

Saddle

  • SaddleBridge Comp, Hollow Cr-mo rails, 155/143mm
  • Seat Post ClampBolt-type, 31.8mm
  • Seat PostAlloy, 2-bolt, 14mm offset, 27.2mm

Suspension

  • ForkCarbon Monocoque, 12x100mm flat thru-axle, flat mount disc, Future Shock 1.5

Note on Product Images, Product Description and Specifications

Deviations between specified and installed components are possible depending on the delivery situation. Alternatively installed components correspond to the quality level of the specified components.

Images used on the product pages may partly be sample images and may deviate from the actual configuration. The specified specifications are solely decisive for the scope of delivery and the specific product design.

The specified model year corresponds to the model series defined by the manufacturer and not necessarily to the year of manufacture. Since some models are produced unchanged over several years, the actual year of manufacture may vary. Regardless of this, you will receive a current product in accordance with the specified specifications.

Product descriptions may be partly automatically generated. Despite careful checking, errors cannot be completely ruled out. The product description is therefore not binding; in this case, too, only the specifications are decisive.

Subject to alterations and errors.

About Specialized

Specialized is a brand that’s been shaping the cycling world since 1974. Founded by riders, for riders, their story began with a passion for innovation and pushing boundaries. Their philosophy? Every pedal stroke should feel like freedom - whether you're shredding trails, racing on the road, or commuting in the city. Specialized doesn’t just build bikes; they create experiences. From high-performance road bikes to durable mountain machines and versatile e-bikes, their product range has something for everyone. Riders rave about the precision, comfort, and durability, proving these bikes aren’t just made - they’re engineered with care. Specialized bikes are perfect for anyone chasing performance, adventure, or just a reliable ride. Whether you’re a seasoned cyclist or a casual rider, their bikes are tailored to elevate your experience. Ready to ride? Specialized invites you to join their world and see where the journey takes you.

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