2026 Specialized Aethos 2 Pro - Shimano Ultegra Di2
US$2,550.00
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US$2,550.00
Price when purchased online
Free shipping
Free 30-day returns
Sold and shipped by caroline-marchot.de
Free 30-day returns Details
Product details
| Management number | 236279954 | Release Date | 2026/07/09 | List Price | US$2,550.00 | Model Number | 236279954 | ||
|---|---|---|---|---|---|---|---|---|---|
| Category | |||||||||
Aethos 2 Pro
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.
- 705g FACT 10r Carbon Frame: Lightest bike in its class, Rider First Engineered™.
- FACT 10r Carbon Fork: Full carbon, 12x100mm thru-axle, flat-mount disc.
- Shimano Ultegra Di2 R8150: 12-speed electronic shifting with semi-wireless cockpit.
- 4iiii Precision 3+ Powermeter: Single-sided power meter built into 52/36t crankset.
- Roval Alpinist CL II Wheels: Tubeless carbon, 33mm depth, Win Tunnel Engineered.
- Roval Alpinist Integrated Cockpit II: Integrated bar/stem, clean lines, precise control.
- Power Pro Mirror Saddle: Body-mapped pressure relief, hollow titanium rails.
- 28mm Tire Clearance: Increased clearance for modern road tires.
Complete build at 6.73kg (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.
Shimano Ultegra Di2 Electronic Shifting
12-speed Di2 electronic shifting with semi-wireless cockpit. Ultegra R8100 crankset (52/36t) with 4iiii Precision 3+ single-sided power meter. R8150 front and rear derailleurs for fast, precise shifts.
Roval Alpinist CL II Wheels
Tubeless carbon clinchers, 33mm depth, 21mm internal width. Win Tunnel Engineered for optimal aerodynamics. DT for Roval 350 hubs, DT Swiss Aerolite spokes.
Roval Alpinist Integrated Cockpit II
Clean integrated bar/stem design. Matched to frame size: 380-420mm width, 80-110mm stem lengths. Supacaz Super Sticky Kush bar tape.
Shimano Ultegra BR-R8170 Hydraulic Brakes
Flat-mount hydraulic disc brakes with servo wave lever geometry. Consistent, powerful stopping in all conditions.
| 49 | 52 | 54 | 56 | 58 | 61 | |
|---|---|---|---|---|---|---|
| Crank Length | 165 | 170 | 172.5 | 172.5 | 175 | 175 |
| Handlebar Width | 380 | 380 | 400 | 400 | 420 | 420 |
| Stem Length | 80 | 90 | 100 | 100 | 110 | 110 |
| Saddle Width | 155 | 155 | 143 | 143 | 143 | 143 |
| Seatpost Length | 300 | 300 | 360 | 360 | 360 | 360 |
| Stack | 522 | 538 | 559 | 580 | 606 | 627 |
| Reach | 373 | 377 | 384 | 391 | 398 | 404 |
| Head Tube Length | 114 | 128 | 150 | 169 | 198 | 218 |
| Head Tube Angle | 71.4° | 72.1° | 72.5° | 73° | 73° | 73.5° |
| BB Height | 265.5 | 265.5 | 267 | 267 | 268.5 | 268.5 |
| BB Drop | 76.5 | 76.5 | 75 | 75 | 73.5 | 73.5 |
| Trail | 62 | 58 | 55 | 55 | 55 | 52 |
| Fork Length, Full | 372 | 372 | 372 | 372 | 372 | 372 |
| Fork Rake/Offset | 50 | 50 | 50 | 47 | 47 | 47 |
| Front Center | 581 | 584 | 594 | 599 | 614 | 621 |
| Chainstay Length | 410 | 410 | 410 | 410 | 410 | 410 |
| Wheelbase | 978 | 981 | 992 | 998 | 1013 | 1020 |
| Top Tube Length, Horizontal | 508 | 526 | 544 | 557 | 572 | 584 |
| Bike Standover Height | 719 | 737 | 759 | 779 | 805 | 834 |
| Seat Tube Length | 450 | 470 | 490 | 510 | 535 | 570 |
| Seat Tube Angle | 75.5° | 74.5° | 74° | 74° | 74° | 74° |
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
Shimano Ultegra BR-R8170, hydraulic disc
Rear Brake
Shimano Ultegra BR-R8170, hydraulic disc
Brake Levers
Shimano Ultegra Di2 R8170, hydraulic disc
Drivetrain
Bottom Bracket
Shimano Threaded BSA BB
Chain
Shimano XT CN-M8100, 12-speed
Crankset
Shimano Ultegra R8100, 52/36t
Powermeter
4iiii Precision 3+, single-sided
Front Derailleur
Shimano Ultegra Di2 R8150, braze-on
Cassette
Shimano Ultegra, 12-speed, 11-30t
Rear Derailleur
Shimano Ultegra Di2 R8150, 12-speed
Wheels & Tires
Front Wheel
Roval Alpinist CL II, 21mm internal width carbon rim, 33mm depth, Win Tunnel Engineered, DT for Roval 350 hub, DT Swiss Aerolite spokes, Tubeless Ready
Rear Wheel
Roval Alpinist CL II, 21mm internal width carbon rim, 33mm depth, Win Tunnel Engineered, DT for Roval 350 hub, DT Swiss Aerolite spokes, Tubeless Ready
Front Tire
S-Works Turbo TLR Race, 700x28c
Rear Tire
S-Works Turbo TLR Race, 700x28c
Inner Tubes
700x25-35, 50mm Presta Valve, TPU
Cockpit
Handlebars
Roval Alpinist Cockpit II, Integrated Bar/Stem
Seatpost
Roval Alpinist Carbon Seatpost
Saddle
Power Pro Mirror, Hollow Ti rails
Tape
Supacaz Super Sticky Kush
Bestseller ranking
Cycling
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