View our accessibility statement

Bontrager RSL 31.6 Seatpost

Model 5255974

Comp. Value

Our “Comparable Value” (Comp. Value) prices are based on the prices charged by Trek or other retailers, in-store or online, for the same or similar items. In most cases, this is a price at which Trek has offered the item for sale, and also the MSRP we provide to third-party resellers based on the prices of competing items in the market.

$229.99 Comp. Value Sale price

An ultralight OCLV Carbon seatpost with a 31.6 diameter and 2-bolt clamping head that offers easy-to-set, secure, slip-free saddle positioning.

Color / Carbon
Select a color
Diameter x length x offset

Confirm delivery options

Address details
  • Note: We do not offer delivery to PO boxes, hotels, and freight forwarding addresses. Bikes cannot be delivered to FPO/APO addresses due to size restrictions on deliveries.
Direct-to-home shipping

Get your most accurate shipping costs. We offer free ground (for orders over ), 2-day, and overnight shipping options.

Premium home delivery

Confirm you’re in the selected retailer’s delivery area.

Find a retailer

Pricing details

Retailer price

Retailer pricing applies when you purchase goods online that the shop has in stock today. Order is subject to retailer acceptance.

Comp. Value

Our “Comparable Value” (Comp. Value) prices are based on the prices charged by Trek or other retailers, in-store or online, for the same or similar items. In most cases, this is a price at which Trek has offered the item for sale, and also the MSRP we provide to third-party resellers based on the prices of competing items in the market.

In-store pickup
Direct-to-home shipping

Our lightest seatpost ever

The RSL 31.6 Seatpost is a strong, light, and compliant OCLV Carbon seatpost with a 2-bolt clamp that offers secure, no-slip saddle positioning for mountain bikes. Designed for weight-savings and durability, the RSL 31.6 Seatpost is makes the ultimate upgrade for any ultra-light race bike.

Product details

  1. 100% OCLV Carbon fiber shaft, head, and plates
  2. Lightweight titanium hardware
  3. 2-bolt micro-adjust head mechanism offers 15 degrees of adjustment
  4. Unique clamp shape allows for easy saddle changes and adjustments
  5. Compatible with standard and oversize carbon saddle rails
  6. Suitable for road or mountain use

More options

You might also like