Aethos 2 Expert - Shimano Ultegra Di2 (2027)
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Built by breaking racing’s rules to deliver pure road riding bliss, it’s engineered to disappear beneath you: responsive, supple, and sublime.

With a 705g frame, the Aethos 2 is the lightest bike in its class . But weight was never the point. Now with increased tire clearance, refined components, and data-based fit-enhancing geometry, it brings that transcendent ride feel to more riders than ever. Aethos 2 breaks the rules, for the love of the ride.

FEATURES

  • Use - Performance Road Riding
  • Frameset - 705g FACT 10r Frame / FACT 10r Fork
  • Fit - Performance Endurance
  • Cockpit & Wheels - Roval Alpinist bar, Pro SL stem, C38 wheels
  • Drivetrain - Shimano Ultegra Di2
  • Weight - 7.27kg (56cm)

Specialized

Aethos 2 Expert - Shimano Ultegra Di2 (2027)

$6,499.99
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on this Specialized bike!
*Discount applies automatically at checkout.

Size Guide

Height (Cm) Size
5'1"-5'4" 49
5'4"-5'6" 52
5'6"-5'9" 54
5'9"-6'0" 56
6'0"-6'3" 58
6'3"-6'6" 61

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PRO SETUP Expert Assembly 95% Ready to ride out of the box.
CERTIFIED Master Mechanic Assembly Precision dialed before shipping.
SINCE 1992 Over 30 Years of Trust Decades of cycling expertise.

SKU: 97227-3249

Built by breaking racing’s rules to deliver pure road riding bliss, it’s engineered to disappear beneath you: responsive, supple, and sublime.

With a 705g frame, the Aethos 2 is the lightest bike in its class . But weight was never the point. Now with increased tire clearance, refined components, and data-based fit-enhancing geometry, it brings that transcendent ride feel to more riders than ever. Aethos 2 breaks the rules, for the love of the ride.

FEATURES

  • Use - Performance Road Riding
  • Frameset - 705g FACT 10r Frame / FACT 10r Fork
  • Fit - Performance Endurance
  • Cockpit & Wheels - Roval Alpinist bar, Pro SL stem, C38 wheels
  • Drivetrain - Shimano Ultegra Di2
  • Weight - 7.27kg (56cm)
SPECIFICATIONS

Here is the bike specification data reformatted into a clean, easy-to-read list:

Frameset

  • Frame: Aethos 2 FACT 10r Carbon, Rider First Engineered™, Threaded BB, Hidden Cable Routing, 12x142mm thru-axle, flat-mount disc

Suspension

  • Fork: Aethos 2 FACT 10r Carbon, 12x100mm thru-axle, flat-mount disc

Brakes

  • Front Brake: Shimano Ultegra BR-R8170 Hydraulic Brake
  • Rear Brake: Shimano Ultegra BR-R8170 Hydraulic Brake

Drivetrain

  • Bottom Bracket: Shimano Threaded BSA BB
  • Crankset: Shimano Ultegra R8100, 52/36t
  • Shift Levers: Shimano Ultegra Di2 R8170, hydraulic disc
  • Front Derailleur: Shimano Ultegra Di2 FD-R8150, braze-on
  • Rear Derailleur: Shimano Ultegra Di2 RD-R8150, 12-speed
  • Cassette: Shimano Ultegra, 12-speed, 11-30t
  • Chain: Shimano XT CN-M8100, 12-speed

Wheels & Tires

  • Front Wheel: Roval C38, 21mm internal width carbon rim, tubeless ready
  • Rear Wheel: Roval C38, 21mm internal width carbon rim, tubeless ready
  • Front Tire: S-Works Turbo, 700x30
  • Rear Tire: S-Works Turbo, 700x30
  • Inner Tubes: 700x28-38mm, 48mm Presta valve

Cockpit

  • Handlebars: Roval Alpinist Carbon Handlebar, 125mm drop, 75mm reach
  • Stem: Roval Alpinist, alloy, 4 bolt, -6 degrees
  • Tape: Supacaz Super Sticky Kush
  • Saddle: Body Geometry Power Expert, hollow Ti rails
  • SeatPost: Roval Alpinist Carbon Seatpost
  • Seat Binder: Specialized Alloy, 30mm

Product Details

  • Product ID: 294984
  • Weight Size: 56
  • Weight: 7.27 kg (16 lb, 0.4 oz)
FEATURES

Key Technologies

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FACT Carbon Fiber

Short for Functional Advanced Composite Technology, is a comprehensive engineering process that guides the development of frames and components, all the way from initial sketches to finished products.
More Info

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