The world’s lightest frame is equipped with a power-metered SRAM RED AXS complete groupset (the lightest electronic groupset ever) and lightweight Roval Alpinist CLX II wheels, and the result is a perfectly balanced top-notch bike that doesn’t compromise on anything in the name of performance.

Specialized Aethos S-Works SRAM RED AXS 2025

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All our bicycles are shipped assembled and adjusted at no additional cost.

The world’s lightest frame is equipped with a power-metered SRAM RED AXS complete groupset (the lightest electronic groupset ever) and lightweight Roval Alpinist CLX II wheels, and the result is a perfectly balanced top-notch bike that doesn’t compromise on anything in the name of performance.

Product description

Technical Specifications

The Aethos frame has been designed to achieve the perfect combination of riding feel, lightness and style.
The Aethos is perfect: from its acceleration on steep slopes and its control on technical descents, to the best comfort all day long, even on the longest routes.
But how have we done it?
Reinventing the traditional road bike shape, we've subtly altered the tube shapes to deliver huge gains in stiffness and balance, all without compromising weight or durability.
Add to this a completely new lamination process that we have perfected over decades, and you get the lightest frame on the market (585 grams, S-Works, size 56cm).
The Aethos is more than just a new bike, it's the first in a new class.
A lightweight frame is useless without confidence-inspiring riding characteristics, which is why we've developed the Aethos to have the perfect balance of front and rear stiffness combined with exceptional ride quality.
By studying the flex and technique of carbon fiber, we were able to discover groundbreaking findings about how forces flow through frames.
Just a few pedal strokes and you'll realize that this sublime ride sets a new standard.
Every detail, from the gear dropouts to the fork expander, has been designed with style, weight and durability in mind.
We have also equipped the Aethos with Roval's new Alpinist carbon seatpost, which saves even more weight and improves riding characteristics.
Everything to achieve the perfect ride.

  • PICTURE S-Works Aethos FACT 12r Carbon, Rider First Engineered™, Threaded BB, Electronic cable routing only, 12x142mm thru-axle, flat-mount disc
  • FORK S-Works FACT Carbon, 12x100mm thru-axle, flat-mount disc
  • SADDLE S-Works Power with Mirror
  • SEATPOST Roval Alpinist Carbon Seatpost
  • POWER Roval Alpinist, alloy, titanium bolts, 6-degree rise
  • HANDLEBAR S-Works Short & Shallow, 125mm Drop, 75mm Reach w/Di2 Hole
  • HUG.
    SADDLE
    Specialized Alloy, 30.0mm, titanium bolt
  • TAPE Supacaz Super Sticky Kush
  • FRONT BRAKE NEW SRAM RED AXS, hydraulic disc
  • REAR BRAKE NEW SRAM RED AXS, hydraulic disc
  • CHAIN NEW SRAM RED 12-speed
  • CASSETTE NEW SRAM RED XG-1290, 12-speed, 10-33t
  • BOTTOM BRACKET SRAM DUB BSA 68
  • SHIFT CONTROLS NEW SRAM RED AXS, 12-speed
  • DIVERTER NEW SRAM RED AXS, braze-on
  • BOTTOM BRACKET NEW SRAM RED AXS Power Meter
  • CHANGE NEW SRAM RED AXS, 12-speed
  • DISHES 48/35
  • 700x20-28, 48mm Presta Valve CAMERAS
  • FRONT WHEEL Roval Alpinist CLX, Tubeless, 21mm internal width carbon rim, 33mm depth, Win Tunnel Engineered, Roval AFD hub, 21h, DT Swiss Aerolite spokes
  • REAR WHEEL Roval Alpinist CLX, Tubeless, 21mm internal width carbon rim, 33mm depth, Win Tunnel Engineered, Roval AFD hub, 24h, DT Swiss Aerolite spokes
  • TYRE. S-works Turbo 2BR, 700x28mm
  • REAR TIRE S-works Turbo 2BR, 700x28mm

Specifications are subject to change without notice.

*Specifications are subject to change without notice.

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