Seatposts

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

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.

- Forged aluminum - 7/8-inch seat-clamp diameter - 165 grams

• Forged aluminum • Integrated micro-adjust seat clamp

- Internal Routed, Infinitely Adjustable Design - Simplistic - Fully Sealed Alloy Cage / Stainless Tip Cartridge System - Durable 3D Forged Head - With 7075-T6 Forged Clamp - Featherlight Thumb Actuation - Industry Leading - Intelligent Keyway System - Ensures Minimal Play - Easiest Installation - Cable Head Attaches At Base - Cold Weather Approved - Tested Down To -20C. - 1x Lever included - With Premium Jagwire Lex Slick Housing, Stainless Cable and Hardware - Remote Position: On handlebar - Cable Routing: Internal - Offset: 0mm - Clamp Type: Standard, double bolt - Seat Post Material: Aluminum - Seat Post Weight: 510g

Seatposts can easily be mistaken for a simple alloy or carbon tube, but it’s an essential part of your equipment. The amount of flex in a seatpost determines the comfort of your ride. Pro Vibe seatposts have the right amount of stiffness to ensure maximum power transfer without losing comfort. Align all forces to work in favor of you—go for the PRO Vibe seatposts. - Strong UD carbon construction - Innovative 1 bolt clamping system - Compatible for Shimano Di2 battery integration - Weight: From 214g

Kalloy's 602 seatpost comes in a wide variety of diameters to fit most frames. Simple, sturdy, and lightweight, the 602 makes a great replacement seatpost.

A specific eTen hydraulic cartridge with single bolt offset saddle clamp allow the enjoyment of droppers at a low price, available with 100mm of travel. - Black hard anodized stanchion and an air spring, hydraulically locked cartridge - Single-bolt alloy head - Remote sold separately

The all-new carbon Contact SLR TCR seatpost compliments the redesigned TCR’s outstanding performance though optimal aerodynamics and ultra-light weight. - Optimized for maximum aero performance at a super low weight - Compatible with model year 2021 and on TCR frames - Not compatible with pre-model year 2021 TCR frames

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.

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

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

- Giant proprietary D-Fuse seatpost - Composite construction with Alloy clamp - Zero offset configuration - 380mm length

- Giant Variant carbon seatpost - Fits 2016+ TCR Advanced models (non-ISP)

The Highline 3 delivers infinite adjustment, smooth feel, and easy installation. Details - Premium Trelleborg sealing - Exclusive Igus LL-glide bearings and keys - Jagwire cable and housing - Self-contained hydraulic cartridge delivers industry-leading quality and reliability - Internal routing - Quick connect mechanism for ease of cable installation - Linear actuator for quick return speed - 2-bolt standard head - Remote sold separately

The all-new Highline XC/Gravel delivers infinite adjustment, smooth feel, and easy installation. - 27.2mm seatpost diameter to fit most XC and gravel bikes - 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 standard head - Drop Bar Remote sold separately

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

A performance dropper post with an larger 34.9mm diameter and updated design with MaxFlow technology for faster, smoother operation. The Line Elite 34.9 Dropper is easy to set up and easier to drop, with 20% less saddle force required. Avid Matchmaker and Shimano I-Spec II compatibility ensures simple, integrated setup and the included lever provides a great feel with an easy push. Length options from 100mm to 200mm travel ensure there is a size for your ride. Designed for bikes with 34.9mm seatpost compatibility. - Infinitely adjustable air-sprung hydraulic locking cartridge with 20 percent reduction in compression force - MaxFlow design allows for a faster return and less compression force - 34.9mm diameter adds strength and durability while reducing side-play and stiction - Cable-actuated under-bar lever compatible with MatchMaker and Shimano EV - 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 Universal Lever sold separately

- Chromoly construction - Classic BMX Lay-back design - Material: Cro-Mo

- PIVOTAL Compatible - Ultra-light 6061 forged alloy construction - Reinforced wall construction - Setback: 0mm

Let Giant's Comfort Suspension Seatpost take the sting out of cycling. This plush shock-absorbing post mutes road vibration and ensures rider comfort.

- Up to 200mm of vertical travel adjustability with limitless positioning - Tool-free adjustable travel design which let you adjust the travel by 5mm increment depending of rider's preference - Internal cable routing only - Clamp design compatible with standard 7mm (alloy) or 9mm (carbon) saddle rails - Includes 1x remote lever Travel option: - 95-120mm - 120-150mm - 140-170mm - 170-200mm

Giant's Vector Seatpost offers superb aerodynamics, low weight, and the vibration damping high-end carbon is known for. The adjustable clamp head can be set up to provide either -5 or 25mm offset without any additional parts or tools.

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

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

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.

Dropper posts are awesome until they're not. That's why Bontrager created the Drop Line to be the one you can rely on. From installation to activation, no other dropper post can withstand the rigors of real-world riding and just keep functioning. And since cable installation is so easy, swapping from bike-to-bike is as easy as with a non-dropper seatpost. The Drop Line dropper seatpost comes in 100mm, 125mm, and 150mm lengths. - 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