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Specialized S-Works Aethos 2 54 *Contender Custom*
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Specialized S-Works Aethos 2 54 *Contender Custom*

Specialized S-Works Aethos 2 54 *Contender Custom*

The Specialized S-Works Aethos 2 Contender Custom Build is centered around theĀ  lightest production road frame in the world, built to deliver impossibly responsive, supple, and sublime riding that transcends traditional performance metrics. With a groundbreaking 595-gram frame (705g in FACT 10r), this bike was never just about weight, it breaks racing's rules to deliver pure road riding bliss, engineered to disappear beneath riders with a ride quality closer to perfect than anything that came before.

Built using revolutionary Flow State Design, the Aethos 2 emerged from a moment of human insight when Specialized engineers noticed frames "breathe" under load. That subtle rhythm revealed how force moves through structure, becoming data fed into supercomputers along with decades of real-world testing. The result evolved traditional round tubes into precisely sculpted forms where shape itself delivers stiffness, eliminating traditional carbon layup layers while improving structural integrity.

Refined geometry using data from over 100,000 Body Geometry fits makes long mountain days feel even better. The stack increased by 15mm to reduce pressure on hands, neck, and shoulders, while a 7mm longer wheelbase provides confidence-inspiring stability on descents. A 0.5° slacker head tube creates nimble yet intuitive handling that feels telepathic. Aethos 2 clears 35mm tires with ease, delivering smoother, faster rides with more grip and versatility, all without compromising the obsessive weight optimization that defines every detail.

Perfect for riders seeking the ultimate expression of ride feel and simplicity, this Contender Custom Aethos pairs the transcendent frameset with Shimano Dura-Ace Di2 2x12 wireless shifting and the ENVE SES 2.3 wheelset. This is the bike that redefined how Specialized builds everything, making superlight builds a reality while delivering Flow State on every ride.

Key Features

  • Frame - Specialized S-Works Aethos 2 FACT 12r
  • Drivetrain - Shimano Dura-Ace Di2 2x12Ā 
  • Wheelset - ENVE SES 2.3
$4,025.00

Original: $11,500.00

-65%
Specialized S-Works Aethos 2 54 *Contender Custom*—

$11,500.00

$4,025.00

Specialized S-Works Aethos 2 54 *Contender Custom*

The Specialized S-Works Aethos 2 Contender Custom Build is centered around theĀ  lightest production road frame in the world, built to deliver impossibly responsive, supple, and sublime riding that transcends traditional performance metrics. With a groundbreaking 595-gram frame (705g in FACT 10r), this bike was never just about weight, it breaks racing's rules to deliver pure road riding bliss, engineered to disappear beneath riders with a ride quality closer to perfect than anything that came before.

Built using revolutionary Flow State Design, the Aethos 2 emerged from a moment of human insight when Specialized engineers noticed frames "breathe" under load. That subtle rhythm revealed how force moves through structure, becoming data fed into supercomputers along with decades of real-world testing. The result evolved traditional round tubes into precisely sculpted forms where shape itself delivers stiffness, eliminating traditional carbon layup layers while improving structural integrity.

Refined geometry using data from over 100,000 Body Geometry fits makes long mountain days feel even better. The stack increased by 15mm to reduce pressure on hands, neck, and shoulders, while a 7mm longer wheelbase provides confidence-inspiring stability on descents. A 0.5° slacker head tube creates nimble yet intuitive handling that feels telepathic. Aethos 2 clears 35mm tires with ease, delivering smoother, faster rides with more grip and versatility, all without compromising the obsessive weight optimization that defines every detail.

Perfect for riders seeking the ultimate expression of ride feel and simplicity, this Contender Custom Aethos pairs the transcendent frameset with Shimano Dura-Ace Di2 2x12 wireless shifting and the ENVE SES 2.3 wheelset. This is the bike that redefined how Specialized builds everything, making superlight builds a reality while delivering Flow State on every ride.

Key Features

  • Frame - Specialized S-Works Aethos 2 FACT 12r
  • Drivetrain - Shimano Dura-Ace Di2 2x12Ā 
  • Wheelset - ENVE SES 2.3

Product Information

Shipping & Returns

Description

The Specialized S-Works Aethos 2 Contender Custom Build is centered around theĀ  lightest production road frame in the world, built to deliver impossibly responsive, supple, and sublime riding that transcends traditional performance metrics. With a groundbreaking 595-gram frame (705g in FACT 10r), this bike was never just about weight, it breaks racing's rules to deliver pure road riding bliss, engineered to disappear beneath riders with a ride quality closer to perfect than anything that came before.

Built using revolutionary Flow State Design, the Aethos 2 emerged from a moment of human insight when Specialized engineers noticed frames "breathe" under load. That subtle rhythm revealed how force moves through structure, becoming data fed into supercomputers along with decades of real-world testing. The result evolved traditional round tubes into precisely sculpted forms where shape itself delivers stiffness, eliminating traditional carbon layup layers while improving structural integrity.

Refined geometry using data from over 100,000 Body Geometry fits makes long mountain days feel even better. The stack increased by 15mm to reduce pressure on hands, neck, and shoulders, while a 7mm longer wheelbase provides confidence-inspiring stability on descents. A 0.5° slacker head tube creates nimble yet intuitive handling that feels telepathic. Aethos 2 clears 35mm tires with ease, delivering smoother, faster rides with more grip and versatility, all without compromising the obsessive weight optimization that defines every detail.

Perfect for riders seeking the ultimate expression of ride feel and simplicity, this Contender Custom Aethos pairs the transcendent frameset with Shimano Dura-Ace Di2 2x12 wireless shifting and the ENVE SES 2.3 wheelset. This is the bike that redefined how Specialized builds everything, making superlight builds a reality while delivering Flow State on every ride.

Key Features

  • Frame - Specialized S-Works Aethos 2 FACT 12r
  • Drivetrain - Shimano Dura-Ace Di2 2x12Ā 
  • Wheelset - ENVE SES 2.3
Specialized S-Works Aethos 2 54 *Contender Custom* | Contender Bicycles