Seatposts

Direct fit on 2016+ Madone 9-Series frames - Ultra-light carbon fiber shaft and head - Original equipment integrated seatpost for 2016+ Trek Madone 9-series bikes - The 2-bolt design offers independent set-back and tilt adjustments - 100% OCLV carbon fiber shaft and head - Does not include saddle ears – 7 mm round and 10 mm oval ears sold separately

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

Product details - 5 g lighter than the standard Trek round seat cap - Does not come with saddle clamp hardware - Same mast cap found on the Émonda SLR 10 - Compatible with all Trek road bikes with round seat masts Size : 175mm x 20mm Length : 175mm Offset : 20mm Rail compatibility : Universal Material : Carbon Weight : 92g

Thomson's Elite Seatpost is perhaps one of the most recognizable bicycle components in the world and it has earned its reputation as a super-strong, light and reliable beauty. With roots in the aerospace industry, Thomson builds the post with a tough and light 7000-series aluminum body, an elliptical extrusion that adds strength and stiffness, and a head and seat clamp forged and machined from a block of aluminum to eliminate any possible weak areas. Plus, its simple-to-use 2-bolt seat clamp allows speedy, infinite and secure seat angle adjustment from minus 5 degrees to plus 29 degrees. Upgrade your favorite ride to a Thomson seatpost and start riding in style.

Light, high-tech and comfortable, Specialized's S-Works Carbon Seatpost will improve your ride. It's built of Specialized's FACT carbon for a feathery weight and impressive strength and durability. Plus, the post features a cylindrical head assembly that's simple to adjust fore/aft and tilt with a single bolt. The S-Works seatpost comes in a 400mm length with zero or 20mm setback, as well as a 350mm length with 20mm setback.

The Turbine R dropper brings you the function and reliability you deserve with Race Face aesthetics to complete your build. - Built by Fox using the same chassis and internals as the Fox Transfer post - Features faster rebound than Fox Transfer - 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 - Race Face 1x Lever or Universal Lever compatible - Matchmaker compatible - Remote sold separately

Get your saddle down and out of the way and up your technical skills with a game-changing dropper. The Koryak Internal dropper routes cables through the frame for a clean, snag-free assembly. - AL-7000 series aluminum - Infinite travel 150mm - Internal cable routing

The OneUp Dropper post is now available in 120mm, 150mm, 180mm and 210mm lengths and all can be shimmed down in travel by 10 or 20mm. We've been obsessed with shaving every last millimeter from the latest OneUp post to give you the the shortest stack height and shortest total length of any dropper post. No other post can get your saddle lower. Still starting from $199 USD with free shipping worldwide, cable actuated with reliable sealed cartridge internals for easy home servicing and includes travel adjust shims allow you to custom tune your post to dial in your perfect length. The dropper market is dominated by expensive big brand posts and generic catalog shopped posts with different logos. We want to offer something better, a post with class leading specs, innovative useful features AND real value. Want more from your dropper? Get OneUp. FEATURES Travel adjust shims allow you to custom tune your post to dial in your perfect length. Cable actuated for easy installation and a simple no bleed remote Ergonomic remote paddle position Reliable sealed cartridge internals User replaceable cartridge only $60 USD Easy to service at home 2 year warranty UPDATES Shortest total length of any dropper Shortest stack height of any dropper New upper DU Bushing in the upper collar Increased bushing overlap and durability 100-210mm post lengths in 10mm increments. 20g lighter SPECS Drop 120mm, 150mm, 180mm, 210mm adjustable*. Diameter 30.9, 31.6, 34.9 Routing Internal only Remote Compatibility: SRAM Matchmaker X - SRAM MMX clamps Shimano I-spec-EV - 12 speed XTR M9100 only (M8100 and M7100 use 22.2mm clamp) Shimano I-spec II - 11 speed XTR M9000, XT M8000, SLX M8000 only 22.2mm Bar Clamp - All other groups including 12 speed XT M8100 , SLX M7100 and all 10 speed Shimano Cable clamping remote only (post requires cable stop to be assembled at base of post) Travel Reducing Shim Reduces travel by up to 20mm. Weight Post Only (30.9) 120mm 435g / 150mm 480g / 180mm 525g / 210mm 570g (31.6) 120mm 450g / 150mm 500g / 180mm 545g / 210mm 590g (34.9) 120mm 545g / 150mm 605g / 180mm 660g / 210mm 710g

The OneUp Cartridge is user replaceable and fully sealed. Compatible with OneUp Components V1 Droppers

Giant's Connect Seatpost is tough and durable thanks to its forged 6061 aluminum construction. The reversible outer clamp design allows for 12mm or 23mm offset options and the extra-long saddle clamp is compatible with lightweight carbon rails.

With sleek internal routing, rock-solid feel, and silky smooth actuation, the lightweight Contact S is the post of choice for the Giant Factory Off-Road Team. Capable of being completely rebuilt with available service kits, Giant’s latest generation of dropper is offered in four different sizes and travel lengths, assuring a perfect fit for all riders. - Up to 150mm of vertical travel adjustability with limitless positioning - Lightweight aluminum design - New dual-seal design improves durability for extended use - Compatible with internal cable routing only - Improved remote lever design provides smoother action - Includes updated 1x remote

Giant’s innovative, acclaimed and exclusive D-Fuse seatpost features a D-shaped composite shaft that absorbs road vibration without the need for any mechanical devices or special inserts. For this year, by using a newly optimized carbon layup, overall compliance has been increased by 20%. - D-fuse shaped composite - 20% increased compliance from previous models through new carbon lay-up technique - Lightweight, one-piece construction - Strong and light carbon saddle clamps - Compatible with 7mm & 9mm saddle rails

Giant's Contact SLR Seatpost is made for the fastest riders on the fastest bikes, meaning you and your steed. This full-carbon beauty barely weighs a thing, is super strong, and uses a clever reversible head to give you either 12 or 23mm of offset. Its interchangeable clamp design is compatible with both 7mm alloy and 9mm composite saddle rails. Plus, the extra-long saddle clamp is friendly with lightweight carbon rails.

Features - Anti-Twist Technology keeps the saddle firmly positioned - Steel proprietary air & oil cartridge offers smooth consistent load range adjustment - Internal cable routing - Secure 2-bolt clamp design with steel hardware - Clamp design compatible with standard 7mm (alloy) or 9mm (composite) saddle rails - Extra-long lower saddle rail guide designed to cradle lightweight saddle rails securely - Includes updated 2x remote lever

Using the same replaceable cartridge technology as the Contact SL Switch dropper, the Contact Switch post is the perfect post for riders looking for exceptional performance at more accessible price point. Features Up to 150mm of vertical travel adjustability with limitless positioning New dual-seal design improves durability for extended use Compatible with internal cable routing only Improved remote lever design provides smoother action Includes updated 2x remote Vertical travel: 295mm - 75mm travel 340mm - 100mm travel 395mm - 125mm travel 440mm - 150mm travel 455mm - 170mm travel 30.9 Diameter

The Transfer seatpost features an infinitely adjustable design with the choice of internal or external cable routing, three drop options, and two lever designs. Low lever force and great modulation make it easy to regulate return speed and small height adjustments. - 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 - Two remote options: left side below bar (for 1x) or left/right on bar (for 2x/3x) - 30.9 or 31.6 diameter - Drop options: 4in (100 mm), 5in (125 mm), 6in (150 mm) - Genuine Kashima Coat

The Transfer continues the excellent reputation of smooth function and great reliability with an infinitely adjustable height design, and internal or external cable routing options. Low lever force and great modulation make it easy to regulate return speed and small height adjustments. - 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 Details: - Hydraulic dropper post with mechanical actuation system - Available in 31.6 mm and 30.9 mm as well as 100 mm, 125 mm, 150 mm and 175 mm travel - For internal cable routing - Return speed adjustable via remote lever - Very low lever force - Black anodized for low friction - Material: aluminum - Cable Routing: external, internal, stealth - Color: black - Defined Color: black - Clamp Style: standard rails

- Alloy seatpost with alloy bracket - Length: 400mm - 20mm offset

- 3D forged one piece shaft and clamp base with robust cradle and top clamp - Length: 400mm - Turned CNC finish with a degree of texture for a positive clamp grip - Tough 6mm hardware, 0.5" clamp offset - 280g (27.2mm)

A single remote that combines a dropper lever with a dual-control suspension lockout for simple operation and clean setup.

A streamlined design with fewer moving parts and better seals makes for a dropper post that performs consistently and requires less maintenance. The updated Bontrager Line Dropper Post is easy to set up and now even easier to service. The cable-actuated hydraulic locking design provides proven functionality for bikes with internal routing. - Remote cable actuation with ergonomically designed under-bar lever - Air-sprung hydraulic locking cartridge offers infinite adjustability within dropping range - Keyed chassis prevents rotation for a stable ride - 2-bolt rocker head with micro adjustment allows for easy saddle tilt adjustment - Internal cable routing keeps housing tucked away and free from moving wheel - Includes cable, housing, and 1x under-bar remote lever - On-Bar Drop Line Universal Lever sold separately - Frame must be compatible with internally routed seatpost routing

A refined dropper that combines great lever feel with smooth, consistent operation for an awesome riding experience. Smooth operator Smooth operation, long-term durability, and a refined design come together for a best-in-class riding experience. The Line Elite Dropper's proven design is easy to set up and now even easier to drop, with 20% less saddle force required. Avid Matchmaker and Shimano I-Spec II compatibility ensure simple, integrated setup and length options from 100mm to 170mm travel ensure there is a size for your ride. Product details - Cable actuated under-bar lever compatible with MatchMaker and Shimano I-Spec B-Type - Infinitely adjustable air-sprung hydraulic locking cartridge with 20 percent reduction in compression force - Pierced head design allows riders to run longer travel post with shorter overall lengths - 2-bolt rocker head with micro adjustment allows for easy saddle tilt adjustment - Internal cable routing keeps housing tucked away and free from a moving wheel - Includes cable, housing, and 1x under-bar remote lever - On-Bar Universal Lever sold separately - The frame must be compatible with internally routed seatpost routing

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

Durable alloy construction - Quick and easy 1-bolt adjustment - 400mm length

A clever seatpost with a neat comfort-orientated trick up its sleeve — 40mm of plush sprung-travel designed to help smooth out any undulations or broken road surfaces. - Neutral 15mm offset that's perfectly suited to a wide range of bikes - Adjustable preload to fine-tune for rider weight - Forged aluminum clamp head with a 6061-T6 aluminum shaft - Simple single bolt clamp head for easy fitting and adjustments - Conforms/exceeds ISO-C (City & Trekking) test standards

Zipp's SL Speed Seatpost has become a favorite of pro road and cyclocross racers because of its light weight and dependability. - Titanium hardware; black, red and white nut retainers included - Minimum insertion length is 100mm - Dual-bolt, low-profile micro-adjust cradle - UD carbon post, head, and clamps

The carbon Service Course SL seatpost is specifically tuned to be more shock absorbing than the "comfort" seatposts on the market, while still passing our strict internal MTB strength test. Flex engineered into the lightweight carbon tube keeps the rider comfortable over any terrain. Better fit means better performance, and if your saddle is out of position, you'll waste energy with every pedal stroke. The secure, two-bolt clamp makes for easy micro-adjustments of saddle position, and the head has been redesigned for maximum bolt-head accessibility. The Service Course SL seatpost makes it possible for nearly any rider to achieve the perfect fit, and the clamp works with all saddle rail types. - Distinctive Zipp cosmetics - Unidirectional Carbon fiber tuned for ride comfort - Lightweight clamping system - Lifetime warranty

On today's road bikes, silver stands out amid the sea of stealthy black color schemes. This time-honored seatpost color is available on the Zipp Service Course Seatpost. Since the introduction of our line of Service Course and Service Course SL components, we've had amazing success with our pro-level athletes in all disciplines. While the successes have reinforced our design decisions, we have also drawn from their feedback. We not only learned how and why athletes make their equipment choices, but how our manufacturing methods and materials affect product performance. With new knowledge as well as new engineering, we are proud to offer redesigned Service Course seatposts. - Material: 6061 aluminum - 2-bolt adjustability - Minimum insertion length: 90mm

- Aerodynamic FACT carbon construction that’s compatible with the 2019 Venge - Sleek Di2 integration hides the Di2 junction box inside - Cylindrical aluminum head assembly adjusts fore/aft and tilt with a single bolt

Mass is the enemy of performance, so we pulled out all the stops to make the Alpinist Seatpost the lightest post we've ever seen that passes our standards. At 136 grams (27.2mm x 300mm), it's about as light as you'll find. Not only does light weight make for faster climbing, it also improves acceleration and ride quality. The Alpinist 2-bolt micro-adjust clamp with extended saddle cradle ensures precision fit and secure retention. Available in two sizes, 27.2mm x 300mm and 27.2mm x 360mm, each with a 12mm setback. And because they are backed by a no-fault crash replacement policy and lifetime warranty, you can rest easy knowing that we've got your back. - 136 grams (27.2mm x 300mm), - 2-bolt micro-adjust clamp with 46mm saddle rail cradle enables an effective offset from 0mm to 20mm. - Advanced composite construction delivers light weight and reliability. - Available in two sizes: 27.2mm x 300mm x 12mm offset, 27.2mm x 380mm x 12mm offset - No-Fault crash replacement policy. Lifetime warranty - System Weight Limit: 275lbs / 125kg