Aethos 2 Expert Ultegra Di2

Name: Specialized Aethos 2 Expert Ultegra Di2
Brand: Specialized
SKU: 210000133825
Price: 8499.99 CAD
Availability: OutOfStock

$8,499.99

With a 705g frame, the Aethos 2 is the lightest bike in its class. But weight was never the point. Built by breaking racing’s rules to deliver pure road riding bliss, it’s engineered to disappear beneath you: responsive, supple, and sublime. 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.

ColourGloss Dolomite Metallic / Blue Pearl Over Shadow Silver

Size56

49 52 54 56 58 61

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Quantity

From per month with

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Product images may vary slightly from final specifications.

Specialized Aethos 2 Expert Ultegra Di2

$8,499.99 CAD

Need to Know

KEY FEATURES

705g FACT 10r Carbon Frame: The lightest frame in its category, designed with Flow State Design to achieve a sublime balance of stiffness and weight.
Shimano Ultegra Di2 Drivetrain: A fully electronic 2x12 groupset that provides near-instantaneous, wireless shifting and hydraulic braking power.
Roval C38 Carbon Wheels: Exceptionally versatile tubeless-ready wheels with a 21mm internal width, offering a smooth, fast, and durable platform for all roads.
35mm Tire Clearance: Exceptional versatility that allows you to swap to high-volume road tires to smooth out rougher tarmac or light gravel paths.
Refined Endurance Geometry: An updated fit with 15mm more stack height and a slacker head tube, providing all-day comfort and a more stable, predictable descent.

PERFECT FOR

This product is perfect for the rider who wants a modern, high-performance climbing machine that prioritizes a transcendent ride feel and comfort over wind-tunnel aerodynamics.

Why we like the Specialized Aethos 2 Expert Ultegra Di2

Flow State Design

By optimizing shape instead of adding material in layering stiffness, specialized eliminated traditional ‘stiffness’ layers of carbon fiber. The outcome is a lighter frame with better ride quality, improved structural integrity, and real performance gains

Geometry and Fit Perfected for More Riders

Refined the fit and geometry using data from over 100,000 Body Geometry fits to make long days in the mountains feel even better.

Carve the Corners with Precision

A 0.5 Degree Slacker Headtube creates nimble but intuitive handling

Specialized Bicycle Components is a leading American innovator in the cycling industry, known for designing and manufacturing high-performance bicycles, components, and gear.

Founded in 1974, the brand has a rich history of pushing boundaries, including introducing the first mass-produced mountain bike, the Stumpjumper. They cater to a wide range of riders—from professional athletes to everyday enthusiasts—offering a diverse line of road, mountain, electric (Turbo), and gravel bikes, along with premium gear like their S-Works line. Specialized is characterised by its dedication to innovation, quality, and advancing cycling technology.

Check out Specialized

Specifications

Frame Material

Aethos 2 FACT 10r Carbon

Shifter

Shimano Ultegra Di2 R8170, hydraulic disc

Rear Derailleur

Shimano Ultegra Di2 R8150, 12-speed

Front Derailleur

Shimano Ultegra Di2 R8150, braze on

Crankset

Shimano Ultegra R8100, 52/36t

Chain

Shimano XT M8100, 12-speed

Cassette

Shimano Ultegra, 12-speed, 11-30t

Brakeset

Shimano Ultegra BR-R8170 Hydraulic Disc

Rotors

Shimano Ultegra RT-CL800

Bottom Bracket

Shimano Threaded BSA BB (68mm)

Cockpit

Headset

Handlebar

Roval Alpinist Carbon Handlebar

Stem

Specialized Pro SL, alloy, 4-bolt

Saddle

Body Geometry Power Expert

Seatpost

Roval Alpinist Carbon Seatpost

Wheels

Wheelset

Roval C38 Carbon, 21mm internal width

Front Axle

12x100

Rear Axle

12x142

Hubs

DT Swiss 370

Tires

S-Works Turbo, 700x28c

Tire Clearance

35mm

Size Guide

Geometry

	49cm	52cm	54cm	56cm	58cm	61cm

All measurements in degrees or mm

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