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.
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705g FACT 10r Carbon Frame: Lightest bike in its class, Rider First Engineered™.
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FACT 10r Carbon Fork: Full carbon, 12x100mm thru-axle, flat-mount disc.
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SRAM Force AXS 12-Speed: Wireless electronic shifting, clean cockpit.
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Roval C38 Carbon Wheels: Tubeless-ready, 38mm depth, 21mm internal width.
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Roval Alpinist Cockpit: Separate bar and stem, 125mm drop, 75mm reach.
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Body Geometry Power Expert Saddle: Ergonomic pressure relief, hollow chromoly rails.
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28mm Tire Clearance: Increased clearance for modern road tires.
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Hidden Cable Routing: Clean aesthetics, aerodynamic advantage.
Complete build at 7.05kg (56cm). Six sizes: 49, 52, 54, 56, 58, 61.
705g FACT 10r Carbon Frame
Lightest bike in its class. Rider First Engineered™ ensures every size hits its target ride quality. Threaded BB, hidden cable routing, 12x142mm thru-axle, flat-mount disc.
FACT 10r Carbon Fork
Full carbon construction, 12x100mm thru-axle, flat-mount disc integration. Tuned for the perfect balance of compliance and steering precision.
SRAM Force AXS Electronic Shifting
Full wireless 12-speed. Force E1 crankset (48/35), Force AXS front and rear derailleurs. Hydraulic disc brakes with smooth, consistent modulation.
Roval C38 Carbon Wheels
Tubeless-ready carbon clinchers, 38mm depth, 21mm internal width. Balanced aerodynamics and compliance for all-day road performance.
Roval Alpinist Cockpit
Separate carbon handlebar (125mm drop, 75mm reach) and Specialized Pro SL stem. Matched to frame size: 380-440mm width, 80-110mm stem lengths. Supacaz Super Sticky Kush bar tape.
Body Geometry Power Expert Saddle
Ergonomic saddle with Body Geometry design. Hollow chromoly rails, 143-155mm widths.
Frameset
Frame
Aethos 2 FACT 10r Carbon, Rider First Engineered™, Threaded BB, Hidden Cable Routing, 12x142mm thru-axle, flat-mount disc
Fork
Aethos 2 FACT 10r Carbon, 12x100mm thru-axle, flat-mount disc
Seat Binder
Specialized Alloy, 30mm
Brakes
Front Brake
SRAM Force E1, hydraulic disc
Rear Brake
SRAM Force E1, hydraulic disc
Brake Levers
SRAM Force AXS E1, hydraulic disc
Drivetrain
Bottom Bracket
SRAM DUB BSA 68
Chain
SRAM Force Flattop E1
Crankset
SRAM Force E1, 48/35t
Front Derailleur
SRAM Force AXS E1, braze-on
Cassette
SRAM Force XG-1270, 12-speed, 10-33t
Rear Derailleur
SRAM Force AXS E1, 12-speed
Wheels & Tires
Front Wheel
Roval C38, 21mm internal width carbon rim, tubeless ready
Rear Wheel
Roval C38, 21mm internal width carbon rim, tubeless ready
Front Tire
S-Works Turbo, 700x28
Rear Tire
S-Works Turbo, 700x28
Inner Tubes
700x20-28, 48mm Presta Valve
Cockpit
Handlebars
Roval Alpinist Carbon Handlebar, 125mm drop, 75mm reach
Stem
Specialized Pro SL, alloy, 4-bolt
Seatpost
Roval Alpinist Carbon Seatpost
Saddle
Body Geometry Power Expert
Tape
Supacaz Super Sticky Kush