Specialized S-Works Aethos 2 Dura-Ace Di2

Specialized S-Works Aethos 2 Dura-Ace Di2 Overview

The Specialized S-Works Aethos 2 Dura-Ace Di2 is a lightweight road bike built with an S-Works Aethos 2 FACT 12r carbon frame, matching FACT 12r carbon fork, and Shimano Dura-Ace Di2 12-speed electronic shifting. The frame uses Rider First Engineered construction, a threaded bottom bracket, hidden cable routing, Ceramic Speed SLT headset bearings, flat-mount disc brakes, and 12x142mm rear thru-axle spacing.

This build focuses on low weight, clean integration, and premium road components. The 6.05 kg tubeless weight in size 56 is paired with Roval Alpinist CLX III tubeless carbon wheels, S-Works Turbo TLR Race 700x28c tires, and a Roval Alpinist Cockpit II integrated bar and stem. Shimano Dura-Ace BR-R9270 hydraulic brakes handle braking, while the Shimano Dura-Ace R9200 crankset includes a 4iiii Precision Pro dual-sided powermeter.

Key Features of Specialized S-Works Aethos 2 Dura-Ace Di2

• S-Works Aethos 2 FACT 12r carbon frame and fork create a lightweight road platform with hidden cable routing and flat-mount disc compatibility.
• Shimano Dura-Ace Di2 R9270 shift levers and R9250 derailleurs deliver 12-speed electronic shifting.
• Shimano Dura-Ace BR-R9270 hydraulic brakes provide disc brake control at the front and rear.
• Shimano Dura-Ace R9200 52/36t crankset includes a 4iiii Precision Pro dual-sided powermeter.
• Roval Alpinist CLX III tubeless carbon wheels use 33mm-deep rims, Sinc Ceramic Bearings, and Roval by ARRIS Composite Aero Spokes with Ti end fittings.
• S-Works Turbo TLR Race 700x28c tires match the lightweight road build with tubeless-ready race tires.
• Roval Alpinist Cockpit II integrated bar and stem gives the front end a clean, integrated cockpit setup.
• S-Works Power with Mirror saddle and Roval Alpinist Carbon Seatpost complete the premium cockpit and seating package.

Ride Use

This bike is built for lightweight road riding, supported by its FACT 12r carbon frame, FACT 12r carbon fork, Roval Alpinist CLX III carbon wheels, and 6.05 kg tubeless weight. The Shimano Dura-Ace Di2 12-speed drivetrain, hydraulic disc brakes, 700x28c tires, and integrated cockpit give it a premium road-focused build.

Why Choose This Bike

Choose this bike for a high-end lightweight road build centered on the S-Works Aethos 2 FACT 12r carbon frame and Shimano Dura-Ace Di2 electronic groupset. It combines Dura-Ace hydraulic disc brakes, a Dura-Ace crankset with a 4iiii Precision Pro dual-sided powermeter, Roval Alpinist CLX III tubeless carbon wheels, S-Works Turbo TLR Race tires, and a 6.05 kg tubeless weight in size 56. Color options are Gloss Premium Fjord Metallic and Gloss Dolomite Metallic, with frame and fork covered by a lifetime warranty for the original owner and other Specialized-branded parts covered for 2 years.