2026
2026 Specialized Tarmac SL8
The 2026 Specialized Tarmac SL8 sits more aggressive than most road bikes, with a longer rear center. Reach 366 to 408 mm, stack 501 to 612 mm.
Source: specialized.com. Checked .
Key facts
- Brand
- Specialized
- Model
- Tarmac SL8
- Model year
- 2026
- Type
- Road
- Geometry labels
- 44, 49, 52, 54, 56, 58, and 61
- Geometry
- Complete for every size
- Source
- specialized.com
- Checked
Geometry by size
| Measurement | 44 | 49 | 52 | 54 | 56 | 58 | 61 |
|---|---|---|---|---|---|---|---|
| Reach(mm) | 366 | 375 | 380 | 384 | 395 | 402 | 408 |
| Stack(mm) | 501 | 514 | 527 | 544 | 565 | 591 | 612 |
| Head tube angle(°) | 70.5 | 71.75 | 72.5 | 73 | 73.5 | 73.5 | 74 |
| Seat tube angle(°) | 75.5 | 75.5 | 74 | 74 | 73.5 | 73.5 | 73 |
| Effective top tube(mm) | 496 | 509 | 531 | 543 | 563 | 577 | 595 |
| Chainstay length(mm) | 410 | 410 | 410 | 410 | 410 | 410 | 410 |
| Wheelbase(mm) | 970 | 973 | 975 | 978 | 991 | 1006 | 1013 |
| BB drop(mm) | 74 | 74 | 74 | 72 | 72 | 72 | 72 |
| BB height(mm) | 266 | 266 | 266 | 268 | 268 | 268 | 268 |
| Standover(mm) | 723 | 735 | 746 | 768 | 786 | 808 | 834 |
| Seat tube length(mm) | 433 | 445 | 456 | 473 | 494 | 515 | 545 |
| Fork length(mm) | 370 | 370 | 370 | 370 | 370 | 370 | 370 |
| Head tube length(mm) | 99 | 109 | 120 | 137 | 157 | 184 | 204 |
✓Sources agree
Stock build
Tarmac SL8 S-Works
The stock build is under review.
Keep your Tarmac SL8 S-Works in Quiver
Start from this build's stock parts, then record your upgrades. Review it before adding it to your garage.
Free on App StoreFree on Google PlayFree for your first bike, on iPhone and Android.Already have Quiver? Open this build
Tarmac SL8 S-Works Dura-Ace Di2
The stock build is under review.
Keep your Tarmac SL8 S-Works Dura-Ace Di2 in Quiver
Start from this build's stock parts, then record your upgrades. Review it before adding it to your garage.
Free on App StoreFree on Google PlayFree for your first bike, on iPhone and Android.Already have Quiver? Open this build
Quick answers
- Which size or configuration labels have geometry for the 2026 Specialized Tarmac SL8?
- Geometry is listed for 44, 49, 52, 54, 56, 58, and 61.
- What are the reach and stack of the 2026 Specialized Tarmac SL8 in size 54?
- In size 54, reach is 384 mm and stack is 544 mm.
- What is the head tube angle of the 2026 Specialized Tarmac SL8?
- The head tube angle is 73 degrees in size 54.
- Which years of the Specialized Tarmac SL8 are on Quiver?
- Quiver has the Specialized Tarmac SL8 for 2026, 2025, and 2024.
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