Specialized S-Works Tarmac SL7 Seatpost 380x20mm Offset

Specialized S-Works Tarmac SL7 Carbon Seatpost | 380 Length

20mm Offset | FACT Carbon | Aero Integration

The Specialized S-Works Tarmac SL7 Carbon Seatpost is a genuine OEM replacement designed for maximum aerodynamic efficiency, lightweight performance, and precise fit on Tarmac SL7 frames. Built from FACT carbon, it integrates seamlessly into the frame while offering a 20mm setback for optimized rider positioning.

Aero fit. Race-ready performance.

Designed for Tarmac SL7

• Compatible with 2021+ Specialized Tarmac SL7
• OEM replacement for perfect fit and finish
• Maintains full aerodynamic integration

FACT Carbon Construction

• Premium FACT carbon fiber
• Lightweight and stiff for efficient power transfer
• Built for elite road racing performance

Aero Integrated Design

• Aerodynamic profile matched to SL7 frame
• Reduces drag while maintaining ride quality
• Clean, seamless appearance

20mm Setback for Fit Optimization

• Ideal for riders needing rearward saddle position
• Improves pedaling efficiency and comfort
• Helps fine-tune race position

Clean Di2 Integration

• Internal routing for Shimano Di2 junction box
• Hidden integration for a clean cockpit
• Maintains modern build aesthetics

Easy Adjustment System

• Single-bolt cylindrical clamp
• Simple fore/aft and tilt adjustment
• Secure and reliable saddle positioning

Available Sizes

• 300mm x 20mm offset
• 380mm x 20mm offset

Specifications

• Brand: Specialized
• Model: S-Works Tarmac SL7 Seatpost
• Material: FACT Carbon
• Setback: 20mm
• Lengths: 380mm
• Clamp Type: Single-bolt
• Compatibility: Tarmac SL7 (2021+)

Ideal For

✔ Tarmac SL7 owners
✔ Riders needing 20mm setback
✔ Aero road builds
✔ Replacing damaged or worn seatposts

Why Choose S-Works SL7 Seatpost?

• OEM-perfect fit for SL7
• Lightweight FACT carbon construction
• Aero-optimized design
• Clean Di2 integration
• Simple, reliable adjustment system

The Specialized S-Works Tarmac SL7 Carbon Seatpost (20mm Offset) is the correct OEM solution for maintaining performance, aerodynamics, and fit on your Tarmac SL7.