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Seatposts

Inventory may vary and items may be only available at one of our stores. Please call us to make sure the part you are looking for is available at the store you want to visit.

Belmont Wheelworks - 617.489.3577 | ACE Wheelworks - 617.776.2100

Sunlite Alloy 350mm Pillar Seatpost
$12.99 - $14.99
- Forged aluminum - 7/8-inch seat-clamp diameter - 165 grams
Strider Extra-Long Seatpost w/Saddle
$15.99
Is your little Strider rider getting taller? Strider's Extra-Long Seatpost w/Saddle extends your child's Strider Bike (sold separately) saddle height another three inches to a maximum of 19 inches off the ground. Recommended for children over four years old, it easily replaces the standard seatpost and saddle.
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 Pro Fit Alloy Seat Post
$29.99
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.
Race Face Ride XC Seatpost
$29.99 - $39.99
- RaceFace Ride XC Seatposts made of forged AL-6061 - Forged, anodized and shot peened AL-6061 mast - 2-bolt head holds saddle securely while retaining easy adjustability - Weight: 295 g
Civia Microadjust Seatpost
$32.00
Civia's Microadjust Seatpost is made of incredibly strong aluminum, and the 2-bolt design seat clamp lets you dial in the perfect saddle angle on your bike.
Ritchey Comp LINK Seatpost
$49.99
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)
Ritchey Classic Seatpost
$59.99
Ritchey's Classic Seatpost uses a proven 2-bolt design that provides a class-leading balance between strength, weight, and adjustability. - Ritchey's "Classic" hi-polish silver finish - Two-bolt design for easy to adjust, vise-like grip - Low profile clamp reduces stress on lightweight rails and won't bottom out - Bolts oriented to the axis of the rails for greatest contact area with the saddle - 3D Forged 2014 - Available in 27.2, 30.9 and 31.6mm diameters - Length: 350mm - 25mm offset - 43x38mm cradle - Hi-polish silver finish - 245g (27.2/350mm)
Ritchey Pro 2-Bolt Seatpost
$59.99
Ride like a pro with Ritchey's 2-Bolt Seatpost. Forged aluminum makes this seatpost light and the 1-piece design makes it durable. The 2-bolt clamp holds your saddle securely and the clamp's low, wide profile makes it a good choice for use with lightweight saddles.
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.
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
$95.00
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
$99.95 - $99.99
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.
Specialized S-Works SL Pavé Carbon Seatpost
$155.00
The more comfortable you are, the more you'll ride. That's what the Specialized S-Works SL Pave Carbon Seatpost is all about. To make it all happen, this great post fights bumps and vibrations two ways. First, it's made of Specialized's FACT 3k SL carbon, which takes the edge off rough roads thanks to its natural damping characteristics. And second, its Zertz elastomer insert damps vibrations for increased comfort. This lightweight post allows you to fine-tune your saddle position with a single-bolt adjustable head and two setback options.
Cane Creek Thudbuster Seatpost
$169.00 - $179.99
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.
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
Specialized CG-R Carbon Seatpost
$199.99 - $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
Ritchey WCS Carbon 1-Bolt Seatpost
$219.95
Shave even more grams off your lightweight rocket with Ritchey's WCS Carbon 1-Bolt Seatpost. It's made of high-modulus monocoque carbon for ultra low weight and impressive vibration damping without sacrificing strength. Plus, Ritchey's single bolt clamp uses precision forged aluminum hardware, allowing you to cut weight even further! And, that single bolt clamp makes installation and adjustment a breeze, too.
ENVE Seatpost
$275.00
Thanks to its strong one-piece molded carbon construction, ENVE's Seatpost is equally at home on technical singletrack and asphalt. Crafted from carbon, it boasts a stellar combination of feathery lightness and supermodel looks. And, its 2-bolt head offers easy angle and fore-aft adjustments. - Includes cradles for standard round and oval saddle rails - Length: 400mm - Weight: 204 grams (31.6mm version)
Fox Racing Shox Transfer Performance Series w/Internal Cable Routing
$294.00 - $375.00
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)
RockShox Reverb Dropper Seatpost
$299.00
New Guts, New Glory Don’t let its familiar good looks fool you—Reverb is a whole new weapon. Its internals have been completely re-engineered to improve on its already legendary performance and to offer enhanced reliability: all the smallest details, down to the single seal, have been re-evaluated and updated to pass the hardest and longest durability tests. This is the brand-new Reverb, engineered for the next-generation mountain biker. - Completely redesigned internals with new SKF internal floating piston - Improved performance and durability in all conditions - Increased bushing overlap - New dedicated post length per travel length - WEIGHT: 520g (Weight based on 340mm post length, 30.9mm diameter, 100mm travel, MMX remote with shifter hardware and 1300 hose) - LENGTH: 340mm, 390mm - COLORS: Black - MATERIAL: Shaft: 3D forged 7050 alloy , Head: 7050 forged alloy - OTHER: Zero offset , remote: adjustable return speed at the handlebar, discrete or Match Maker X, left or right
KS LEV-DX Seatpost
$339.00 - $359.00
- Aluminum dropper post with alloy trigger/clamp and cable junction cap - 100, 125 or 150mm drop options with the same air/oil system as the original LEV - Stationary remote cable routing, locates housing stop below the center collar - Housing stop rotates 360 degrees - 100mm drop, 335mm length post - 125mm drop, 385mm length post - 150mm drop, 435mm length post
Fox Racing Shox Transfer Factory Series w/External Cable Routing
$344.00
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
Fox Racing Shox Transfer Factory Series w/Internal Cable Routing
$344.00
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
Specialized Command Post IRCC
$349.99 - $350.00
Specialized's Command Post IRCC, offers Cruiser Control technology. With ten micro-adjust positions, you'll always be able to find just the right saddle height for descending like Gwin or climbing like Sauser. - Patented mechanical locking system with the addition of Cruiser Control Technology. - Cruiser Control technology features added positions in the cruiser control range. - Bonded lightweight aluminum micro-adjustable “alien” style head. - Dual-keyway system eliminates saddle wiggle. - Energized triple-lip wiper prevents contamination. - Durable zero-gap, dual-lip x-ring internal seal ensures long-term durability. - Ships with SRL and grip mounted lever.
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