2025 SPECIALIZED S-WORKS AETHOS SHIMANO DURA-ACE DI2 SPECIFICATION

Frameset	Frame S-Works Aethos FACT 12r Carbon, Rider First Engineered™, Threaded BB, Electronic cable routing only, 12x142mm thru-axle, flat-mount disc
Suspension	Fork S-Works FACT Carbon, 12x100mm thru-axle, flat-mount disc
Brakes	Front Brake Shimano Dura-Ace 9200, Hydraulic Disc Rear Brake Shimano Dura-Ace 9200, Hydraulic Disc
Drivetrain	Shift Levers Shimano Dura-Ace R9270, hydraulic disc Front Derailleur Shimano Dura-Ace R9250, braze-on Rear Derailleur Shimano Dura-Ace R9250, 12-speed Cassette Shimano Dura-Ace, 12-speed, 11-30t Chain Shimano XTR M9100, 12-speed w/ quick link Crankset Shimano Dura-Ace R9200, HollowTech II, 12-speed with 4iiiis Dual PRECISION 3+ Pro Powermeter, with Apple Find My Chainrings 52/36T Bottom Bracket Shimano Dura-Ace, BB-R9100
Wheels & Tires	Front Tire S-works Turbo 2BR, 700x28mm Front Wheel Roval Alpinist CLX II, Tubeless, 21mm internal width carbon rim, 33mm depth, Win Tunnel Engineered, Roval LFD hub, 21h, DT Swiss Aerolite spokes Rear Tire S-works Turbo 2BR, 700x28mm Rear Wheel Roval Alpinist CLX II, Tubeless, 21mm internal width carbon rim, 33mm depth, Win Tunnel Engineered, Roval LFD hub, 24h, DT Swiss Aerolite spokes Inner Tubes 700x20-28, 48mm Presta Valve
Cockpit	Stem S-Works SL, alloy, titanium bolts, 6-degree rise Handlebars S-Works Short & Shallow, 125mm Drop, 75mm Reach w/Di2 Hole Tape Supacaz Super Sticky Kush Saddle Body Geometry S-Works Power, carbon fiber rails, carbon fiber base SeatPost Roval Alpinist Carbon Seatpost Seat Binder Specialized Alloy, 30.0mm, titanium bolt
Weight	Weight 6.29kg (13 lb, 13.9 oz) Weight Size 56