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SpecializedAethos Pro Shimano Ultegra Di2

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Questions and Answers

Carbon
Shimano Ultegra Di2
28" / 700c
Diamond
Disc Brakes
The Aethos line promises three things—exceptional light weight, perfectly-balanced ride characteristics, and undeniable style—and this Aethos pro is no exception. Aethos: Billions of calculations in the pursuit of one thing—the perfect ride.

Brakes

  • Rear BrakeShimano Ultegra R8170, hydraulic disc
  • Front BrakeShimano Ultegra R8170, hydraulic disc

Cockpit

  • StemSpecialized Pro SL, alloy, 4-bolt
  • TapeSupacaz Super Sticky Kush
  • HandlebarS-Works Short & Shallow, 125mm Drop, 75mm Reach w/Di2 Hole

General

  • FrameAethos FACT 10r Carbon, Rider First Engineered™, Threaded BB, 12x142mm thru-axle, flat-mount disc
  • Weight*6.78kg (14 lb, 15.2 oz)
  • Frame materialCarbon

Groupset

  • Chain / BeltShimano M8100, 12-speed w/ quick link
  • CassetteShimano Ultegra, 12-speed, 11-30t
  • CranksetShimano Ultegra R8100 with 4iiiis Precision 3+ Power Meter
  • ShiftersShimano Ultegra Di2 R8170, hydraulic disc
  • Chainrings52/36T
  • Bottom BracketShimano Threaded BSA BB
  • Rear DerailleurShimano Ultegra Di2 R8150, 12-speed
  • Front DerailleurShimano Ultegra Di2 R8150, braze-on

Wheels & Tires

  • Tube700x20-28, 48mm Presta Valve
  • Rear TireS-works Turbo 2BR, 700x28mm
  • Front TireS-works Turbo 2BR, 700x28mm
  • Rear WheelRoval Alpinist CL II, 21mm internal width carbon rim, 33mm depth, Win Tunnel Engineered, DT for Roval 350 hub, DT Swiss Aerolite spokes, Tubeless Ready
  • Front WheelRoval Alpinist CL II, 21mm internal width carbon rim, 33mm depth, Win Tunnel Engineered, DT for Roval 350 hub, DT Swiss Aerolite spokes, Tubeless Ready

Saddle

  • SaddleBody Geometry Power Pro with Mirror, hollow titanium rails
  • Seat PostRoval Alpinist Carbon Seatpost
  • Seat Post ClampSpecialized Alloy, 30mm

Disclaimer

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

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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