| Height (Cm) | Size |
|---|---|
| 5'1"-5'4" | 49 |
| 5'4"-5'6" | 52 |
| 5'6"-5'9" | 54 |
| 5'9"-6'0" | 56 |
| 6'0"-6'3" | 58 |
| 6'3"-6'6" | 61 |
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Shop Specialized Road Bikes
Aethos 2
Break the Rules
The Aethos 2 features an exceptionally light 705g frame, making it the lightest bike in its category. However, its design goes beyond just weight savings. Crafted by challenging traditional racing norms, it offers an unmatched road riding experience—balanced, responsive, and smooth. Enhanced with greater tire clearance, upgraded components, and geometry optimized through data, it delivers an elevated ride quality to a wider range of cyclists. The Aethos 2 redefines the rules for those who truly appreciate riding.
At a Glance
- Use: Performance Road Riding
- Frameset: 705g FACT 10r Frame / FACT 10r Fork
- Fit: Performance Endurance
- Cockpit & Wheels: Roval Alpinist Integrated Cockpit II and CL II wheels
- Drivetrain: Shimano Ultegra Di2
- Weight: 6.73kg (56cm)
Specialized
Aethos Pro Di2 (2026)
$8,500.00
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*Discount applies automatically at checkout.
Low stock (1 left)
SKU: 97226-1054
Aethos 2
Break the Rules
The Aethos 2 features an exceptionally light 705g frame, making it the lightest bike in its category. However, its design goes beyond just weight savings. Crafted by challenging traditional racing norms, it offers an unmatched road riding experience—balanced, responsive, and smooth. Enhanced with greater tire clearance, upgraded components, and geometry optimized through data, it delivers an elevated ride quality to a wider range of cyclists. The Aethos 2 redefines the rules for those who truly appreciate riding.
At a Glance
- Use: Performance Road Riding
- Frameset: 705g FACT 10r Frame / FACT 10r Fork
- Fit: Performance Endurance
- Cockpit & Wheels: Roval Alpinist Integrated Cockpit II and CL II wheels
- Drivetrain: Shimano Ultegra Di2
- Weight: 6.73kg (56cm)
SPECIFICATIONS
GEOMETRY
| 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 |
FEATURES
Key Technologies
FACT Carbon Fiber
Short for Functional Advanced Composite Technology, is a comprehensive engineering process that guides the development of frames and components, all the way from initial sketches to finished products.
More Info