S-Works Tarmac SL8 Carbon Post
by Roval
This replacement seatpost for the Tarmac SL8 ensures the perfect fit with two different setback options—0mm and 15mm.
Details
- Type
- seatpost
- Discipline
- road
- Price
- $349.99
- Weight
- —
- SKU
- —
- Availability
- in stock
Specs
- Type
- seatpost
- Material
- carbon
- Clamp dia. (mm)
- —
Full specs (JSON)
- Seatpost diameter mm
- 27.2
- Seatpost length mm
- 300,380
- Seatpost offset mm
- 0,15
Variants (4)
| Size | Color | Price | Availability | Length (mm) | Seatpost dia. (mm) |
|---|---|---|---|---|---|
| 27.2mm x 300mm / 0mm offset | Satin Carbon | $349.99 | in stock | 300 | 27.2 |
| 27.2mm x 300mm / 15mm offset | Satin Carbon | $349.99 | in stock | 300 | 27.2 |
| 27.2mm x 380mm / 0mm offset | Satin Carbon | $349.99 | in stock | 380 | 27.2 |
| 27.2mm x 380mm / 15mm offset | Satin Carbon | $349.99 | in stock | 380 | 27.2 |
Reviews
cyclonline.com
Specialized S-Works Tarmac SL8 2025 Test: Technical Analysis, Performance and Critical Evaluation
Feb 2026
rydecruz.com
Specialized Tarmac SL8 Review: What 2,000 Miles Revealed About Speed & – Rydecruz
Jun 2025
granfondo-cycling.com
Specialized S-Works Tarmac SL8 review in our 2025 road bike comparison test | GRAN FONDO Cycling Magazine
Jan 2025
Bicycling
Specialized Tarmac SL8 Review | Best Road Bikes 2023
Aug 2023
BikeRadar
Specialized S-Works Tarmac SL8 Dura-Ace Di2 review - Road Bikes - Bikes