Bontrager Pro Seatpost

Bontrager Pro Seatpost


Sleek, stiff and light carbon seatpost with micro adjust and a multitude of sizes.


Pro performance post

A seatpost should do one thing well — hold your seat. Our new carbon fiber Pro seatpost does that and more with a reliable 2-bolt design that lets you swap saddles with ease.

Great for road or mountain use and available in a slew of diameters, lengths and offsets, this post gives you the setup versatility you've always wanted.

Product details

  1. 2-bolt micro-adjust head mechanism offers 15 degrees of adjustment
  2. OCLV carbon fiber shaft
  3. Forged 6061-T6 alloy head with OCLV carbon fiber top and bottom clamps
  4. Unique clamp shape allows for easy saddle changes
  5. Compatible with standard and oversize carbon saddle rails
  6. Suitable for road or mountain use



Size 27.2mm x 400mm x 0mm 27.2mm x 400mm x 15mm 31.6mm x 400mm x 0mm 31.6mm x 400mm x 15mm
Diameter 27.2mm 27.2mm 31.6mm 31.6mm
Length 400mm 400mm 400mm 400mm
Offset 0mm 15mm 0mm 15mm
Rail compatibility Universal Universal Universal Universal
Material Carbon Carbon Carbon Carbon
Weight 260g 275g 282g 294g


**Trek Bikes reserves the right to make changes to the product information contained on this site at any time without notice, including with respect to equipment, specifications, models, colours, materials and pricing.

**Weights are based off pre-production products at time of publication. Weights may vary in final production.