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Seatposts

Inventory varies across our stores. Please call to ensure the product you are looking for is in stock at the location you plan to visit before stopping by. You can always buy online for in-store pickup.

Belmont Wheelworks - 617.489.3577 | ACE Wheelworks - 617.776.2100

Sunlite Alloy 350mm Pillar Seatpost
$14.99
- Forged aluminum - 7/8-inch seat-clamp diameter - 165 grams
Kalloy 602 Seatpost
$18.99 - $34.99
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.
Sunlite Alloy 350mm Seatpost
$24.99 - $29.99
• Forged aluminum • Integrated micro-adjust seat clamp
Origin8 Compe-Lite Seat Post
$26.99
Choose from the many colors and add style to your ride with Origin-8's Compe-Lite Seat Post. It's crafted from light and durable 6000 aluminum, and features a single-bolt adjustable clamp for easy seat installation and fine-tuning.
Haro Haro Seat/Post Combo Baseline Angled
$27.99
FEATURES - 5° seat angle ideal for 20" wheel bikes - Medium padding thickness ideal for all styles of riding - 3 Panel PHU leather design - Embossed Baseline logo - 200mm long aluminum post
Origin8 Pro Fit Alloy Seat Post
$33.99 - $35.00
Origin-8's Pro Fit Alloy Seat Post is made of light and durable forged aluminum that's been anodized and laser etched for a custom look. It also features an adjustable 2-bolt clamp that holds fast and lets you easily dial in your seat position. And, this fine post comes in a variety of diameters to fit almost any bike.
Origin8 Spire II Seatpost
$44.99
3D forged one-piece AL6061-T6 construction - Wide saddle clamp design reduces rail stress and flex - Micro-adjust 2 bolt clamp design - 15mm setback - ISO-Mountain safety certified
Ritchey Comp LINK Seatpost
$49.99 - $54.99
Ritchey's Comp Link reimagines the two-bolt post, making it lighter, more compliant, and more versatile than ever. The patented LINK clamp works with all standard saddle rail designs as well as Ritchey Vector Evo rails. - 6061 aluminum 2-piece press-fit construction - Diameters: 27.2 and 31.6mm - Offset: 20mm - Reversible clamp allows for an additional 10mm of fore-aft saddle adjustment - Length: 400mm - 284g (27.2x400mm)
Velo Orange Grand Cru Seatpost
$54.99
The Velo Orange Grand Cru seatpost is made from one piece of aluminum, internally ovalized to trim weight. The Grand Cru seatpost’s head is integral with the post – not pressed on – for great strength and weight savings. 0mm Setback: Zero-setback/offset posts are commonly used on mountain bikes and by some bikepackers. The Grand Cru zero setback post uses a one-bolt, ergonomic side-adjustment mechanism for both saddle rail clamping and fore-aft adjustment. 30.2mm Setback: For riders who prefer the comfort of leather saddles but have found proper saddle placement difficult due the short rails on leather saddles Velo Orange offers the Grand Cru Long Setback with an ample 30.2mm of setback. This model uses a two-bolt design.
Ritchey Classic 2-Bolt Seatpost
$59.99
The proven 2-bolt design on this classic provides a class-leading balance between strength, weight, and adjustability. The two-bolt design is easy to adjust and holds tight. Its low profile clamp reduces stress on lightweight rails and won't bottom out, and the bolts are oriented to the axis of the rails for the greatest contact area with the saddle. The Classic also features Ritchey's 'Classic' high-polish silver finish. - Material: 2014 alloy - Total length: 350mm (including 100mm of minimum insert) - Saddle clamp: standard - Saddle clamp torque: 13Nm (max) - Seat collar torque: not specified - follow frame/seat binder specification - Weight: 260g (27.2x350mm) - Color: high-polish silver
OneUp Components Dropper Post Remote V2
$64.99
An Aluminum remote with an oversized bearing and a super smooth action. The unique lever position allows you to keep a stronger grip on the bars while actuating your post. Don't think twice about dropping your post, even when charging into technical sections. The OneUp lever mimics your R/H shifter’s inboard upshift paddle position instead of the usual downshift paddle position of most remotes. This position requires considerably less thumb movement to reach the lever. NO BLEEDING The cable setup is quick and easy. The cable clamps at the lever making shortening the housing length for clean routing a breeze. Unlike a hydraulically actuated dropper, there is no temperature sensitivity and If your remote gets damaged you can still lower or extend your post by removing it from your frame and pushing on the actuator by hand. Kit includes cable and housing Compatible with all cable actuated dropper posts. SPECS Compatibility +22.2mm Bar Clamp - All other groups 10 speed Shimano +SRAM Matchmaker X - SRAM MMX clamps Weight: +Remote with 22.2mm Bar Clamp - 46g +Remote with SRAM Matchmaker X - 43g
Ritchey Classic Post
$79.95
Ritchey's Classic Post showcases a cool high-polish silver finish that looks good on any bike, modern or retro. The proven 2-bolt design gives you balance between a vise-like grip, strength, weight and adjustability. The low-profile clamp reduces stress on lightweight rails and uses bolts that are oriented to the axis of the rails for greatest contact area with your saddle.
Race Face Turbine Seat Post
$89.99
- 3D forged from 2014 heat-treated aluminum for optimal strength to weight ratio - Race Face's triple butting design maintains strength in critical areas while reducing overall weight - The tube is anodized & shot peened for increased fatigue life - Updated Hunter head design for easy saddle installation and full adjustability - 3D forged from 2014 heat treated aluminum with triple butted mast - Thumbscrew tightening system allows quick dial-in of the saddle angle by hand - Angled clamp bolts allow easy tool access for hassle free adjustment - Rubber grommet seals the post to prevent water from entering seat tube - Accepts 7/8mm CrMo/alloy and 7/9mm carbon rails. 260g (30.9mm)
Ritchey WCS 1-Bolt Seatpost
$89.99
- Patented SideBinder clamp design uses a single 5mm bolt for quick, secure adjustment - Precision forged alloy clamp assembly for strength - Low-profile head for optimal saddle clearance and sleek lines - Wide saddle clamp reduces stress on lightweight saddle rails - Interchangeable clamps provide compatibiliy for all popular rail sizes - 3D Forged TR741 Alloy - 20mm Offset - 7x7mm saddle rail clamp included - Saddle Clamp Torque Spec: 12Nm - 195g (27.2/350)
Ritchey WCS 1-Bolt Seatpost
$89.99
Sleek design and ultimate functionality of the WCS 1-Bolt seatpost are the hallmarks of Ritchey design. Single bolt-actuated side load clamp offers easy adjustability and simple security in a post that works as nicely as it looks. - 3D Forged 7050 Alloy - Available in 27.2, 30.9 and 31.6mm diameters - Available in 350 and 400mm lengths - 20mm Offset - 7x7mm saddle rail clamp included - Interchangeable clamps available for carbon rail saddles - Saddle Clamp Torque Spec: 12Nm - Finish: Blatte - 195g (27.2/350)
Ritchey WCS 1-Bolt Seatpost
$89.99
Lighten up your road rocket with Ritchey's WCS 1-Bolt Seatpost. Forged aluminum makes this seatpost svelte and the 1-piece design makes it extra durable. Plus, Ritchey's single-bolt SideBinder clamp uses precision forged aluminum hardware, allowing you to cut weight even further! And, that simple clamp makes installation and adjustment a breeze, too.
Easton EA70 Zero-Offset Seatpost
$90.00
A sweet upgrade for your ride, Easton's EA70 seatpost is a proven staple of strength and reliability. It's built with Easton's TaperWall technology, which customizes the thickness of the aluminum walls to optimize strength without excess material. And, the integrated two-bolt clamp allows for precise, easy seat adjustments.
Whisky Parts Co. No.7 Seatpost
$100.00
Seatposts can be an overlooked part of the bike, but at Whisky Parts Co., everything gets the same attention to detail so your ride never suffers. Their seatposts are made from the highest quality carbon, ensuring they are durable, lightweight, and comfortable. Whether you’re remounting during a cross race or abusing them on the trail, you'll be glad you have the No.7. - Carbon shaft absorbs trail chatter - UD carbon shaft, forged aluminum head
Thomson Elite Seatpost
$114.99
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.
Thomson Elite Setback Seatpost
$114.99
Thomson's Elite Setback 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.
Cane Creek Thudbuster Seatpost
$171.00
Cane Creek's Thudbuster Seatpost adds comfort to any hardtail bike. Using a parallel-linkage design, the Thudbuster moves down and back at the same rate as the rear wheel moves forward and up when you hit a bump, helping you maintain control. The post and linkage is made of aluminum with Teflon coated steel bushings so you know it's built to last. And, the interchangeable elastomers (sold separately) can be easily exchanged to your preferences.
PNW Components Rainier Gen 3 Dropper Post
$179.99
In the bike industry, fashion is determined by the mud on your shorts and dust on your shoes. Yet, there is something undeniably satisfying about a freshly tailored suit, so we designed the all new Rainier Dropper Post to add that custom-tailored feel to your bike. The past version of this post is known for its consistency and reliability. While maintaining those qualities, this new iteration focuses on fitting more bikes and providing refined adjustability for the rider. - Tool-less Travel Adjust - Shortened Overall Length - Sealed air cartridge - Internal cable routing - 3-year warranty!
Race Face Aeffect Dropper Post
$180.00
Introducing the Aeffect Dropper Post. A budget friendly but rock solid option for riders wanting to enter the dropper market. A sealed damping system wrapped in 7075 aluminium makes for a lightweight dropper that can take the hits. Internal cable routing compatible for modern frame design and available in the two most popular drop measurements, it's easy to swap out your standard post and upgrade your ride. - Cable actuated, hydraulic cartridge - Infinite adjust within travel - Return speed adjustable (150mm only) - Same 2 bolt clamp system as Ride and Chester posts - Ergonomic 1x lever sold separately - Compatible with the Turbine universal and 1x levers - Standard shifter cable and housing
PNW Components Rainier 27.2 IR Dropper Post
$199.99
As time goes by, so do trends. As a team that has been in the bike industry for many decades, we've seen them all. Remember bar ends? Remember toe clips on pedals? Those were the hotness when they came out. Over time, these products have been replaced with better options, but then, there are some trends that have stuck—like 27.5" wheels and internal cable routing in frames. We wanted to wait things out a bit before jumping into developing a dropper post with internal routing, but it seems the stealthy cable job persists, so we present to you: the Rainier 27.2 IR (Internal Routing). The Rainier 27.2 IR dropper post brings riders the convenience and relief of an adjustable height dropper post in a lightweight alloy package with models featuring 90mm and 110mm of travel. These posts give you an answer to those steep or technical sections with infinite height adjustment. The Rainier not only hits the mark with price, but our simple design makes for easy servicing and consistent performance time after time. - Material: 7075-T73 heat treated alloy - Infinite Adjust: why should you be forced to choose a position? - Post Diameter: 27.2mm - Weights: 90mm - 460g, 110mm - 497g - Dual-Bolt micro-adjust head - Internal cable routing - Lever sold separately - 3-year warranty!
Specialized CG-R Carbon Seatpost
$200.00
The Specialized CG-R seatpost extends the concept that “Smoother is Faster.” This revolutionary post features 18mm of vertical compliance, Zertz vibration damping, and FACT carbon construction. The CG-R delivers unsurpassed comfort, control, and efficiency without adding weight or complication to the frame. No matter what surface your ride takes you on, the CG-R will make it better. - Revolutionary design allows 18mm of vertical compliance. - FACT carbon construction blends durability and comfort. - Vibration-damping Zertz for increased comfort. - Cylindrical aluminum head assembly adjusts fore-aft and tilt with an easy-access single bolt. - Diameter: 27.2mm
Ritchey WCS Carbon 1-Bolt Seatpost
$209.99
- Patented SideBinder clamp design uses a single 5mm bolt for quick, secure adjustment - Precision forged alloy clamp assembly for strength - Low-profile head for optimal saddle clearance and sleek lines - Wide saddle clamp reduces stress on lightweight saddle rails - Interchangeable clamps provide compatibility for all popular rail sizes - Carbon Monocoque Construction - 7x7mm saddle rail clamp included - Saddle Clamp Torque Spec: 12Nm
Kinekt 2.1 aluminum seatpost
$249.99 - $279.99
The KINEKT aluminum 2.1 Seatpost is now sleeker than ever. With more pre-load capability, KINEKT effectively isolates your body from surface vibrations and impacts. This isolation improves comfort, control, and confidence, which ultimately leads to a more enjoyable ride. All posts come with two extra springs so you can mix and match, creating a custom experience. Please note, our spring color has changed a bit. All springs are now grey with a colored stripe corresponding the specific size. Features Include: Interchangeable springs Adjustable pre-load bolt Available in 27.2mm, 30.9mm, 31.6mm diameter* Available in Short (350mm) or Long (420mm) All 2.1 models come with two extra springs so you can have the ability to customize your ride even more!
Ritchey Superlogic 1-Bolt Seatpost
$259.99
The Superlogic 1-Bolt Seatpost is one of the lightest, toughest seatpost designs in the world. A patented SideBinder clamp design uses a single 5mm bolt for quick, secure adjustment, while the low-profile head delivers optimal saddle clearance and sleek lines. The Superlogic 1-Bolt Seatpost features a precision forged alloy clamp assembly for strength, and a wide saddle clamp reduces stress on lightweight saddle rails. Interchangeable clamps provide compatibility for all popular rail sizes. - Material: superlight carbon fiber - Total length: 300, 350, 400mm (including 100mm of minimum insert) - Offset: 25mm - Saddle clamp: 7x7mm saddle rail clamp included (interchangeable clamps available for carbon rail saddles) - Saddle clamp torque: 12Nm (max) - Seat collar torque: 6Nm (max) / 7Nm (max) for Ritchey steel frames - Weight: 148g (27.2x350mm) - Color: matte UD carbon finish
ENVE Seatpost 300mm
$275.00
ENVE's proven twin-bolt seatpost design refined for the modern road bike with seatpost battery integration capabilities. - Material: Carbon Fiber - Hardware Material: Titanium - Saddle Angle Adjustment: 0 – 27 degrees - Saddle Rail Compatibility: 7x10mm Carbon Rails / 7mm Round Alloy Rails - Torque Spec, Saddle Rail Clamp Bolts: 5.5Nm - Torque Spec, Seatpost Collar: Determined by your Frame manufacture/Seatpost Collar - Weight: 178g (25.4mm, 25mm offset), 168g (27.2mm, 0mm offset), 178g (27.2mm, 25mm offset)
ENVE Seatpost 400mm
$275.00
ENVE's proven twin-bolt seatpost design refined for the modern road bike with seatpost battery integration capabilities. - Material: Carbon Fiber - Hardware Material: Titanium - Saddle Angle Adjustment: 0 – 27 degrees - Saddle Rail Compatibility: 7x10mm Carbon Rails / 7mm Round Alloy Rails - Torque Spec, Saddle Rail Clamp Bolts: 5.5Nm - Torque Spec, Seatpost Collar: Determined by your Frame manufacturer/Seatpost Collar - Weight: 210g (25.4mm), 204g (27.2mm), 204g (30.9mm), 204g (31.6mm)
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