Seatposts

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

Original equipment replacement parts for your ride. Adjustable telescoping length from 0-300mm to fit a wide range of rider heights. Details: - 2-bolt rocker-head with micro-adjustment - 6061-T6 alloy shaft construction - Height marker lines for easy adjustment

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

Aerodynamic design. Genuine replacement parts Original equipment integrated seatpost. Aerodynamic design. - Color matched for direct compatibility - 7mm round and 10mm oval saddle rail clamp ears sold separately

The latest generation Thudbuster ST is superior to its predecessor in every way. Building on Thudbuster's proven parallel linkage technology we have completely re-designed the seatpost for increased durability, a higher rider weight limit, and additional suspension travel, as well as ease of use through tool-free elastomer change and a single-bolt seat clamp design. By improving on this already legendary design, we're confident to say that the newest generation Thudbuster is the most advanced suspension seatpost ever made. - Travel: 50mm - Weight: 580g - Max Rider Weight: 330lbs

Get back on the road with a genuine replacement seatpost. - Genuine replacement parts - Original replacement seatposts for your Madone SL/R. PRODUCT DETAILS - Ultra-light carbon construction - Aerodynamic design - 7mm round, 9mm oval, and 10mm oval saddle rail clamp ears sold separately

The proven Transfer seatpost gets lighter and tighter. Completely redesigned from the ground up, with improved serviceability, decreased weight, reduced length, and decreased insertion depth. Performance Elite Transfer Posts retain the same internals, diameter options, drop options, shortened stack heights, new patent-pending head design and proven internals as the Factory Series but have a black anodized upper. - Cable actuated with tool-free quick disconnect for easier installation and removal - Low lever force provides consistent actuation pressure even with saddle weighted or unweighted - Easy to modulate return speed with lever - Remote lever sold separately - 0mm offset

The all-new Highline delivers infinite adjustment, smooth feel, and easy installation for any bike. Details - Shorter insertion length to fit more bikes - Premium Trelleborg sealing - Exclusive Igus LL-glide bearings and keys - Jagwire cable and housing - Self-contained IFP hydraulic cartridge - Internal routing - Quick connect mechanism for ease of cable installation - Linear actuator for quick return speed - 2-bolt quick-connect head - Remote sold separately

Dimension Two-Bolt Seatposts provide a sturdy and durable saddle perch for cross country and all-mountain riding in three diameters, rigorously tested to ISO 4210 Mountain standards. - Constructed with AL-6061-T6 aluminum - Shot-peened finish - 0mm offset

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

Integrates seamlessly into frame. Genuine replacement parts Keep your Speed Concept looking fresh. - Only compatible with Speed Concept - Flippable head

Direct fit on 2016+ Madone 9-Series frames Genuine replacement parts Ultra-light carbon fiber shaft and head. - 2-bolt design offers independent setback and tilt adjustments - Does not include saddle clamp ears—7mm round and 10mm oval ears sold separately

Reverb AXS completes the AXS ecosystem by giving the rider customizable controls, easy install, and a shared battery, charger, and controller. Built for GX, X0, and XX riders, Reverb AXS ensures smooth control and reliability for every rider running a 100mm up to a 250mm dropper post, all with improved battery clearance. Features: - Travel options include 100mm, 125mm, 150mm, 175mm, 200mm, 225mm, 250mm - NEW air-over-air design that is more robust and durable - ActiveRide provides a compliant platform for technical E-MTB climbs when not in fully extended rigid position - Compatible with all saddle rail types (7x7, 7x9x, and 7x10)

GENUINE REPLACEMENT PARTS Get back on the road with genuine replacement parts. PRODUCT DETAILS - Keep your bike fresh - Includes routing port for rear light

Get back on the road with an original equipment saddle. GENUINE REPLACEMENT PARTS Keep your bike operating as it should. PRODUCT DETAILS - Integrated 22.2mm x 170mm seatpost - Integrated rear handle for stability

Ultra-fast Trek Speed Concept-specific seatpost available in multiple setbacks and lengths. GENUINE REPLACEMENT PARTS PRODUCT DETAILS - OCLV aero shaft and head - Forged alloy saddle clamps - Micro-adjust head with thumb wheel angle indicator for precise angle adjustment - Unique clamp shape with spring assist allows for super easy saddle changes - Compatible with standard and oversize carbon saddle rails - 15mm offset has a reversible design so it can be run in the forward position - Fits 2014 Speed Concept - Go green and save green - Zero packaging means zero waste and zero e/tra cost

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.

The Elite seatpost is a distilled design guaranteed to deliver reliable everyday performance for years to come. Perfect as a replacement or your next upgrade. With an alloy body and a 2-bolt micro adjust head, this seatpost is available in a slew of diameters, lengths, and offsets to get you the right position. Key features: - 2-bolt micro-adjust head mechanism offers 15 degrees of adjustment - Constructed of 2014 alloy - Forged 6061-T6 alloy head, 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

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

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

Lighter weight option for Speed Concept. Genuine replacement parts Keep your bike looking fresh. - Only compatible with Speed Concept - Fixed head position

The latest generation Thudbuster LT is superior to its predecessor in every way.  Building on Thudbuster's proven parallel linkage technology we have completely re-designed the seatpost for increased durability, additional suspension travel, as well as ease of use through tool-free elastomer change and a single-bolt seat clamp design. By improving on this already legendary design, we're confident to say that the newest generation Thudbuster is the most advanced suspension seatpost ever made. - Travel: 90mm - Weight: 750g (31.6mm) - Max Rider Weight: 250lbs

Ultra-light comfort and control The all-new RSL 27.2 Seatpost is an ultra-lightest carbon seat post, that now comes with an all-new design with a CnD shape profile for a more controlled and forgiving ride experience. An ultra-light carbon seatpost with unique shape profile for increased compliance. - CnD shape profile increases torsional stiffness and vertical compliance - Designed to offer increased compliance at maximum and minimum insertion points - 2-bolt design offers independent setback and tilt adjustments (+/- 12 degrees) - 100% OCLV Carbon fiber shaft and head - Includes 7x7mm round rail clamp compatibility - Carbon 7x10mm saddle ears sold separately

A reliable dropper seatpost with a 3-key chassis design that minimizes shaft play for a post that provides smooth and consistent travel adjustment. Get up to get down  The Bontrager Line 34.9 dropper seatpost offers reliable and infinite adjustability within multiple dropping ranges to suit riders of all types. A 3-keyed chassis design provides additional lateral rigidity and minimizes play while a 2-bolt rocker head is perfect for fine-tuning saddle tilt. Line 34.9 is also designed with a shorter overall length, which allows more adjustability and frame compatibility. Need an even shorter drop? Grab a 10mm or 30mm travel reducer spacer. PRODUCT DETAILS - Air-sprung hydraulic locking cartridge offers infinite adjustability within dropping range - 3-key chassis prevents rotation for a stable ride - 2-bolt rocker head with micro adjustment allows for easy saddle tilt adjustment - Shorter overall length [versus previous version] allows more adjustability and compatibility - Fine-tune your fit fast and easy with 10mm and 30mm travel reducer spacers - Lever sold separately. Compatible with Universal Lever, Under Bar Lever, and Elite Under Bar Lever - Internal cable routing keeps housing tucked away and free from moving wheel - Frame must be compatible with internally routed seatpost routing

A reliable dropper seatpost with a 3-key chassis design that minimizes shaft play for a post that provides smooth and consistent travel adjustment. GET UP TO GET DOWN The Bontrager Line 31.6 dropper seatpost offers reliable and infinite adjustability within multiple dropping ranges to suit riders of all types. A 3-keyed chassis design provides additional lateral rigidity and minimizes play while a 2-bolt rocker head is perfect for fine-tuning saddle tilt. Line 31.6 is also designed with a shorter overall length, which allows more adjustability and frame compatibility. Need an even shorter drop? Grab a 10mm or 30mm travel reducer spacer. PRODUCT DETAILS - Air-sprung hydraulic locking cartridge offers infinite adjustability within dropping range - 3-key chassis prevents rotation for a stable ride - 2-bolt rocker head with micro adjustment allows for easy saddle tilt adjustment - Shorter overall length [versus previous version] allows more adjustability and compatibility - Fine-tune your fit fast and easy with 10mm and 30mm travel reducer spacers - Lever sold separately. Compatible with Universal Lever, Under Bar Lever, and Elite Under Bar Lever - Internal cable routing keeps housing tucked away and free from moving wheel - Frame must be compatible with internally routed seatpost routing

Get back on the road with an original equipment saddle. GENUINE REPLACEMENT PARTS Keep your bike operating as it should. PRODUCT DETAILS - Seatpost included - Integrated rear handle for stability

Get back on the road with a genuine replacement seatpost. GENUINE REPLACEMENT PARTS Original replacement seatposts for your Madone SLR. PRODUCT DETAILS - Ultra-light carbon construction - Aerodynamic design - Color matched for direct compatibility - 7mm round and 10mm oval saddle rail clamp ears sold separately - 2nd iteration to better fit the Madone Gen 7 SLR & SL frameset

Genuine replacement parts Original replacement seatpost. Product details - Saddle rail clamp sold separately - Durable steel construction

Bontrager's SSR Seatpost features straight gauge aluminum construction, a two-bolt rocker head with micro-adjustment, and comes in two diameters. This seatpost is suitable for both road and mountain bike use.

Soften your ride by using a comfortable seatpost. Genuine replacement parts Make your ride more comfortable with a suspension seatpost. - For use with riders of 70 to 90kg - Offset: 30—60mm - Travel: 27mm - With double bolt saddle clamp