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Seatposts

$25.99
- Straight-gauge 6061-T6 alloy shaft construction
- 2-bolt rocker-head with micro-adjustment
- Suitable for road or mountain use

$89.99
Crank Brothers is a company that's known for unique, innovative designs, and they've applied their years of component manufacturing expertise to the Cobalt 2 Seatpost. Its aluminum shaft is light and stiff, and the single-bolt head allows for quick, precise seat angle and setback adjustments. Plus, measurement dots are etched into the post to make dialing in the perfect seat height a snap.

$114.99
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.
- 2-bolt micro-adjust head mechanism offers 15 degrees of adjustment
- OCLV carbon fiber shaft
- Forged 6061-T6 alloy head with OCLV carbon fiber top and bottom clamps
- Unique clamp shape allows for easy saddle changes
- Compatible with standard and oversize carbon saddle rails
- Suitable for road or mountain use

$159.99
Trek-compatible seat mast cap
Offered in white and black and a variety of lengths and offsets, the mast cap includes hardware compatible with round saddle rails only. 7x10mm carbon rail-compatible hardware sold separately.
Key features:
- Ultra-light carbon construction
- One bolt head design offers easy fore-aft and infinite angle adjustment
- Compatible with all Trek road bikes with round seat masts
- 175mm and 135mm lengths
- 5mm and 20mm offsets
- Aluminum clamp

$209.99
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.
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.
- 100% OCLV Carbon fiber shaft, head, and plates
- Lightweight titanium hardware
- 2-bolt micro-adjust head mechanism offers 15 degrees of adjustment
- Unique clamp shape allows for easy saddle changes and adjustments
- Compatible with standard and oversize carbon saddle rails
- Suitable for road or mountain use

$209.99
Bontrager's Speed Concept Seatpost lets you get your fit dialed before your next triathlon or time trial. It's crafted from OCLV carbon and the one-bolt head provides simple adjustments. Different offsets allow you to customize your riding position for superior ergonomics and aerodynamics.

$209.99
Bontrager's Speed Concept Seatpost lets you get your aero fit dialed. Different offsets allow you to customize your riding position for superior ergonomics and aerodynamics, and the clamp is compatible with both standard and oversize saddle rails. This seatpost is compatible with 2014 Trek Speed Concept 9 Series bikes.

$219.99
Ride longer, ride farther with the eeSilk premium suspension seatpost. The eeSilk is comparable in weight to traditional rigid performance seatposts while offering 20mm of vertical compliance improving control on rough surfaces and reducing fatigue on long rides. These posts make great enhancements to endurance road bikes by reducing the chatter transmitted from the surface to the rider and can be tuned to rider weight through a simple elastomer change. #5 elastomer comes pre-installed, other weight elastomers sold separately.
- Travel: 20mm
- Length: 375mm
- Weight: 345g (eeSilk 27.2)
- Max Rider Weight: 250 lbs.
- Offset: 8mm

$319.99
Ride longer, ride farther with the eeSilk Carbon premium suspension seatpost. The eeSilk carbon is comparable in weight to traditional rigid performance seatposts while offering 20mm of vertical compliance improving control on rough surfaces and reducing fatigue on long rides. These posts make great enhancements to endurance road bikes by reducing the chatter transmitted from the surface to the rider and can be tuned to rider weight through a simple elastomer change. #5 elastomer comes pre-installed, other weight elastomers sold separately
- Travel: 20mm
- Length: 350mm
- Weight: 295g (eeSilk Carbon 27.2)
- Max Rider Weight: 250 lbs.
- Offset: 8mm

$319.99
Performance suspension seatposts designed to add comfort and compliance to any bike without adding unnecessary weight. With 35mm of travel, the eeSilk+ is a suspension seatpost designed to noticeably soften any gravel or mixed-surface road. These posts make great enhancements to gravel or mixed surface bikes by reducing the chatter transmitted from the surface to the rider and can be tuned to rider weight through a simple elastomer change. #5 elastomer comes pre-installed, other weight elastomers sold separately
- Travel: 35mm
- Length: 362mm
- Weight: 323g (27.2mm), 333g (31.6mm)
- Max Rider Weight: 250lbs
- Offset: 12mm
- Minimum Extension: 80mm
- Maximum Extension: 287mm

$633.00
The new Reverb AXS XPLR dropper post delivers more control, confidence, and fun on gravel roads everywhere. Getting the saddle out of the way means more room to move, saving you from awkward maneuvering and sketchy descents. We created an all-new design complete with lightweight air-only internals featuring built-in compliance we call ActiveRide. It's like travel for your saddle. Enabled by SRAM AXS technology, Reverb AXS XPLR is part of the ultimate personalized cockpit.
- New 27.2mm Reverb AXS XPLR delivers more control, confidence, and fun for gravel
- ActiveRide—Air only internals provide a fully rigid top-out position. With the touch of your AXS controller, you've got built-in compliance to ensure comfort and control over the roughest sections of gravel
- Two travel options to choose—50mm or 75mm
- Saddle clamp options compatible with 7x10 oval carbon rails.
- Seat post length includes 400mm and 350mm (50mm drop only)
- AXS Technology allows rider customization via the AXS Mobile App
- AXS handlebar controls (drop or flat bar)
- Shared battery with all other SRAM AXS enabled components
- System is completely waterproof and dustproof to IP69K—take it anywhere
- SRAM AXS battery and charger included
SPECIFICATIONS:
- TRAVEL: 50mm, 75mm
- POST DIAMETER: 27.2mm
- POST LENGTH: 350mm, 400mm
- REMOTE: AXS Controller Sold Separately
- SADDLE RAIL COMPATIBILITY: Round/Oval (7x9 & 7x10), Round/Oval (7x9)
- WEIGHT (G): 562
- WEIGHT BASED ON: 75mm Travel 400mm Length W/O battery - Battery 25g
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