2026
2026 Specialized Roubaix SL8 Expert
The 2026 Specialized Roubaix SL8 Expert sits more upright than most road bikes. Reach 353 to 409 mm, stack 543 to 685 mm. The Roubaix SL8 Expert build comes with Shimano Ultegra R8150 Di2 shifting and Roval C38 wheels.
Source: specialized.com. Checked .
Key facts
- Brand
- Specialized
- Model
- Roubaix
- Model year
- 2026
- Frame
- SL8 Expert
- Type
- Road
- Geometry labels
- 44, 49, 52, 54, 56, 58, 61, and 64
- Drivetrain
- Shimano Ultegra R8150 Di2
- Wheels
- Roval C38
- Geometry
- Complete for every size
- Source
- specialized.com
- Checked
Geometry by size
| Measurement | 44 | 49 | 52 | 54 | 56 | 58 | 61 | 64 |
|---|---|---|---|---|---|---|---|---|
| Reach(mm) | 353 | 363 | 370 | 381 | 389 | 397 | 403 | 409 |
| Stack(mm) | 543 | 549 | 566 | 585 | 605 | 630 | 665 | 685 |
| Head tube angle(°) | 69.3 | 70.8 | 71.5 | 72.3 | 73 | 73 | 73.5 | 73.5 |
| Seat tube angle(°) | 75 | 74 | 74 | 74 | 73.5 | 73.5 | 73.5 | 73 |
| Effective top tube(mm) | 503 | 523 | 534 | 550 | 569 | 584 | 600 | 618 |
| Chainstay length(mm) | 418 | 418 | 418 | 420 | 420 | 423 | 423 | 423 |
| Wheelbase(mm) | 994 | 992 | 998 | 1005 | 1012 | 1031 | 1042 | 1054 |
| BB drop(mm) | 80 | 80 | 80 | 78 | 78 | 78 | 78 | 78 |
| BB height(mm) | 269 | 269 | 269 | 270 | 270 | 271 | 271 | 271 |
| Standover(mm) | 686 | 719 | 747 | 766 | 787 | 809 | 847 | 865 |
| Seat tube length(mm) | 365 | 410 | 446 | 465 | 485 | 505 | 545 | 581 |
| Fork length(mm) | 375 | 375 | 375 | 375 | 375 | 375 | 375 | 375 |
| Head tube length(mm) | 90 | 90 | 105 | 122 | 140 | 168 | 202 | 222 |
✓Sources agree
Stock build
19 parts
Frame
Specialized Roubaix
Suspension
Specialized Future Shock 3.2
Drivetrain
Shimano Ultegra R8150
Shimano Ultegra R8100
Shimano XT M8100
Shimano 50 105
Shimano 34 105
Shimano Threaded BSA
Wheels & Tires
Brakes
Cockpit
Seatpost & Saddle
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✓Sources agreeMManufacturer
Quick answers
- Which size or configuration labels have geometry for the 2026 Specialized Roubaix SL8 Expert?
- Geometry is listed for 44, 49, 52, 54, 56, 58, 61, and 64.
- What are the reach and stack of the 2026 Specialized Roubaix SL8 Expert in size 56?
- In size 56, reach is 389 mm and stack is 605 mm.
- What is the head tube angle of the 2026 Specialized Roubaix SL8 Expert?
- The head tube angle is 73 degrees in size 56.
- What does the 2026 Specialized Roubaix SL8 Expert ship with?
- The stock build includes Specialized Roubaix, Specialized Future Shock 3.2, Shimano Ultegra R8170 Di2, and Roval C38.
- Which years of the Specialized Roubaix are on Quiver?
- Quiver has the Specialized Roubaix for 2026, 2027, 2025, 2024, 2023, 2022, 2021, 2020, 2019, 2018, 2017, 2016, 2015, 2014, 2012, 2011, 2010, 2009, 2008, and 2007.
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