Roubaix 2026
Roubaix SL8 Sport
The 2026 Specialized Roubaix SL8 Sport is a road bike offered in 7 sizes, 44 to 61. Reach runs from 353 to 403 mm and stack from 543 to 665 mm. It ships with Shimano 105 and DT Swiss G540.
Every number on this page was confirmed by at least two independent sources. Where the catalog cannot yet stand behind a figure, the cell says so instead of guessing.
Key facts
- Brand
- Specialized
- Model
- Roubaix
- Model year
- 2026
- Frame
- SL8 Sport
- Type
- Road
- Sizes
- 44, 49, 52, 54, 56, 58, and 61
- Verified measurements
- 84 of 84
- Last checked
2026 Specialized Roubaix SL8 Sport geometry by size
| Measurement | 44 | 49 | 52 | 54 | 56 | 58 | 61 |
|---|---|---|---|---|---|---|---|
| Reach(mm) | 353mm | 363mm | 370mm | 381mm | 389mm | 397mm | 403mm |
| Stack(mm) | 543mm | 549mm | 566mm | 585mm | 605mm | 630mm | 665mm |
| Head tube angle(°) | 69.3° | 70.8° | 71.5° | 72.3° | 73° | 73° | 73.5° |
| Seat tube angle(°) | 75° | 74° | 74° | 74° | 73.5° | 73.5° | 73.5° |
| Effective top tube(mm) | 503mm | 523mm | 534mm | 550mm | 569mm | 584mm | 600mm |
| Chainstay length(mm) | 418mm | 418mm | 418mm | 420mm | 420mm | 423mm | 423mm |
| BB drop(mm) | 80mm | 80mm | 80mm | 78mm | 78mm | 78mm | 78mm |
| BB height(mm) | 269mm | 269mm | 269mm | 270mm | 270mm | 271mm | 271mm |
| Standover(mm) | 686mm | 719mm | 747mm | 766mm | 787mm | 809mm | 847mm |
| Seat tube length(mm) | 365mm | 410mm | 445mm | 465mm | 485mm | 505mm | 545mm |
| Fork length(mm) | 375mm | 375mm | 375mm | 375mm | 375mm | 375mm | 375mm |
| Head tube length(mm) | 90mm | 90mm | 105mm | 122mm | 140mm | 168mm | 202mm |
Last checked .
2026 Specialized Roubaix stock build
20 parts. Specs shown only where two or more sources agree.
Frame
Suspension
Drivetrain
Wheels & Tires
Brakes
Cockpit
Seatpost & Saddle
Quick answers
What sizes does the 2026 Specialized Roubaix SL8 Sport come in?
It comes in 7 sizes: 44, 49, 52, 54, 56, 58, and 61.
What are the reach and stack of the 2026 Specialized Roubaix SL8 Sport in size 54?
In size 54, reach is 381 mm and stack is 585 mm.
What is the head tube angle of the 2026 Specialized Roubaix SL8 Sport?
The head tube angle is 72.3 degrees in size 54.
What does the 2026 Specialized Roubaix SL8 Sport ship with?
The stock build includes Specialized FACT 10R, Specialized Future Shock 3.2, Shimano 105 R7120, and DT Swiss G540.
Which years of the Specialized Roubaix are in the catalog?
The catalog has the Specialized Roubaix for 2026 and 2023.
Other frames of the 2026 Roubaix
Other years of the Roubaix
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