Bike Seatpost Spares & Accessories

Seatpost Spares & Accessories at Swinnerton CyclesKeep your seatpost and dropper post in perfect working order with our range of seatpost spares and accessories at Swinnerton Cycles. From shims and clamp ears to saddle clamp hardware and remote lever kits, we stock the components needed to maintain and adapt your...

Seatpost Spares & Accessories at Swinnerton Cycles

Keep your seatpost and dropper post in perfect working order with our range of seatpost spares and accessories at Swinnerton Cycles. From shims and clamp ears to saddle clamp hardware and remote lever kits, we stock the components needed to maintain and adapt your seatpost setup. Seatpost shims are particularly useful when upgrading frames or seatposts with different diameter requirements. We stock seatpost spares from Cane Creek, Trek, Bontrager, and other leading brands. Browse our full Bike Seating collection and explore Dropper Seatposts and Standard Seatposts.

Popular Seatpost Spares

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  • RockShox Spare - SeatPost Service Hose Barb Reverb Remote, Qty 10RockShox Spare - SeatPost Service Hose Barb Reverb Remote, Qty 10: | Swinnerton Cycles

    RockShox Reverb Remote SeatPost Hose Barb Spare Parts Pack of 10 for Dropper Post Maintenance

    Upgrade your RockShox Reverb remote with this pack of 10 Hose Barb spare parts. Designed to ensure reliable and smooth dropper post operation, these components are essential for maintenance and repairs. Made by Sram, these durable hose barbs fit perfectly with your dropper seatpost...
    £59.60
    £79.00
    £59.60
    Save £19.40
  • RockShox Spare - SeatPost Service Hose Barb Reverb Post, Qty 10RockShox Spare - SeatPost Service Hose Barb Reverb Post, Qty 10: | Swinnerton Cycles

    RockShox Reverb SeatPost Service Hose Barb Replacement, Pack of 10 - SRAM Parts

    Ensure smooth performance with the RockShox SeatPost Service Hose Barb. This pack of 10 pieces is designed specifically for Reverb posts, offering reliable replacement parts that maintain your dropper post’s efficiency. Crafted by Sram, these components provide durability and compatibility, making maintenance straightforward and...
    £73.76
    £98.00
    £73.76
    Save £24.24
  • Rockshox Spare - Seatpost Service Bulk Brass Keys Size 5 Qty 12 - Reverb And Reverb Stealth A1 A2, And B1Rockshox Spare - Seatpost Service Bulk Brass Keys Size 5 Qty 12 - Reverb And Reverb Stealth A1 A2, And B1: | Swinnerton Cycles

    RockShox Seatpost Service Bulk Brass Keys Size 5, 12-Pack for Reverb A1 A2 B1

    Ensure smooth maintenance with these RockShox Bulk Brass Keys Size 5, designed for Reverb and Reverb Stealth seatposts. Durable and precise, they help keep your dropper post functioning flawlessly. Compatible with models A1, A2, and B1, this pack of 12 keys offers great value...
    £13.00
    £13.00
  • Rockshox Spare - Seatpost Service Bulk Brass Keys Size 0 Qty 12 - Reverb And Reverb Stealth A1 A2, And B1Rockshox Spare - Seatpost Service Bulk Brass Keys Size 0 Qty 12 - Reverb And Reverb Stealth A1 A2, And B1: | Swinnerton Cycles

    RockShox Reverb Seatpost Service Bulk Brass Keys Size 0 for A1 A2 B1 Models Qty 12

    Maintain your RockShox Reverb seatpost with these bulk brass keys, designed for size 0. Compatible with Reverb and Reverb Stealth A1, A2, and B1 models, they ensure precise adjustments and smooth operation. These durable spare components help extend the life of your dropper post,...
    £13.00
    £13.00
  • RockShox Spare - SeatPost Service Bulk Bottom Out O-Ring Qty 10 - Reverb and Reverb Stealth A2, and B1RockShox Spare - SeatPost Service Bulk Bottom Out O-Ring Qty 10 - Reverb and Reverb Stealth A2, and B1: | Swinnerton Cycles

    RockShox SeatPost Service Bulk Bottom Out O-Rings Qty 10 for Reverb A2 & B1

    Ensure smooth, reliable performance with the RockShox Spare Bottom Out O-Rings, designed for Reverb and Reverb Stealth A2 and B1 seatposts. This bulk pack of 10 provides essential replacement parts to maintain your dropper post’s sealing and function. Crafted by Sram, these O-rings help...
    £2.96
    £3.00
    £2.96
    Save £0.04
  • Rockshox Spare - Seatpost Post Clamp Kit - (Includes Clamp, Nuts & Bolts) - Reverb AXS A1 (2020)

    Rockshox Reverb AXS A1 (2020) Seatpost Clamp Kit with Nuts & Bolts Spare Parts

    Upgrade your ride with the Rockshox Spare Seatpost Post Clamp Kit, designed specifically for the Reverb AXS A1 (2020). This kit includes everything you need—clamp, nuts, and bolts—to ensure a secure and reliable seatpost connection. Crafted by Sram, it guarantees precision and durability for...
    £27.98
    £31.00
    £27.98
    Save £3.02
  • Rockshox Spare - Remote Spare Parts Includes Boot Paddle Bushing Bearing, And Barb - Reverb 1X Remote

    Rockshox Reverb 1X Remote Spare Parts Kit – Boot, Paddle, Bushing, Bearing, Barb Black - Black

    Upgrade your setup with the Rockshox Remote Spare Parts, designed to ensure smooth and reliable performance. This kit includes essential components like the boot, paddle, bushing, bearing, and barb, tailored for the Reverb 1X Remote in sleek black. Crafted by Sram, these high-quality components...
    £28.47
    £40.00
    £28.47
    Save £11.53
    • Black
  • Rockshox Spare - Rear Shock Volume Reducer Kit - (Includes 3 Tokens) -Sidluxe Wcid A1 (2023)

    Rockshox Rear Shock Volume Reducer Kit with 3 Tokens for Sidluxe Wcid A1 2023

    Enhance your ride with the Rockshox Spare Rear Shock Volume Reducer Kit, designed specifically for the Sidluxe Wcid A1 (2023). This kit includes 3 tokens that allow you to fine-tune your rear shock’s air volume, offering improved suspension performance and a more responsive feel...
    £7.55
    £11.00
    £7.55
    Save £3.45
  • Reverb Spare - Seatpost Post Clamp Kit - Fits 10mm Oval Saddle Rails (Includes Clamp, Nuts & Bolts) - Reverb AXS A1 (2020)/AXS XPLR A1 (2022)Reverb Spare - Seatpost Post Clamp Kit - Fits 10mm Oval Saddle Rails (Includes Clamp, Nuts & Bolts) - Reverb AXS A1 (2020)/AXS XPLR A1 (2022) 2021: | Swinnerton Cycles

    Reverb Spare Seatpost Clamp Kit for 10mm Oval Saddle Rails - Fits AXS A1 2020 & XPLR A1 2022

    Upgrade your bike with the Reverb Spare Seatpost Post Clamp Kit, designed specifically for 10mm oval saddle rails. This kit includes the clamp, nuts, and bolts needed for a secure and reliable fit, compatible with Reverb AXS A1 (2020) and AXS XPLR A1 (2022)...
    £41.52
    £43.00
    £41.52
    Save £1.48
  • Reverb Spare - Seatpost Air Cap And Air Piston O-Rings - (Qty 20) - Reverb XPLR 27.2 A1 (2022)Reverb Spare - Seatpost Air Cap And Air Piston O-Rings - (Qty 20) - Reverb XPLR 27.2 A1 (2022) 2021: | Swinnerton Cycles

    SRAM Reverb XPLR 27.2 A1 (2022) Seatpost Air Cap & Piston O-Rings Kit (20 pcs)

    Maintain the smooth operation of your Reverb XPLR 27.2 A1 (2022) dropper seatpost with this genuine SRAM Spare Seatpost Air Cap and Air Piston O-Rings kit. Designed specifically for SRAM components, these precision parts ensure a perfect fit and reliable sealing, preventing air leaks...
    £5.00
    £5.00
  • SDG Tellis Seatpost Rebuilt Kit FuelSDG Tellis Seatpost Rebuilt Kit Fuel

    SDG Tellis Seatpost Rebuilt Kit Fuel for 30.9mm & 31.6mm Dropper Posts

    Revitalize your Tellis dropper post with the SDG Tellis Seatpost Rebuilt Kit Fuel. This kit includes an oil slick post collar, Trelleborg seal, IGUS lower bushing, and keyway set designed for smooth, reliable performance. It's compatible with all 30.9mm and 31.6mm Tellis Dropper posts,...
    £39.95
    £39.95
  • Race Face Æffect R Dropper Bushing / Midcap / Pin KitRace Face Æffect R Dropper Bushing / Midcap / Pin Kit | Swinnerton Cycles

    Race Face Æffect R Dropper Post Bushing, Midcap & Pin Replacement Kit

    Upgrade your Race Face Æffect R dropper post with this essential Bushing, Midcap, and Pin Kit. Designed for precise fit and durability, it ensures smooth operation and extends the life of your seatpost. Crafted from high-quality materials, this kit provides reliable performance and easy...
    £23.95
    £23.95
  • Race Face Æffect R Dropper Actuator AssemblyRace Face Æffect R Dropper Actuator Assembly | Swinnerton Cycles

    Race Face Æffect R Dropper Post Actuator Assembly for Precise Seatpost Control

    Upgrade your Race Face Æffect R dropper post with this reliable actuator assembly. Designed for smooth and precise seatpost control, it ensures optimal performance on every ride. Crafted by Race Face, this component offers durability and seamless integration with your existing setup. Perfect for...
    £24.95
    £24.95
  • Fox Transfer Seatpost Cable BushingFox Transfer Seatpost Cable Bushing | Swinnerton Cycles

    Fox Transfer Seatpost Cable Bushing for Internal Routing – Smooth Cable Performance

    The Fox Transfer Seatpost Cable Bushing ensures smooth cable routing for your seatpost. Designed specifically for internal routing, it enhances performance and durability. Made by Fox, this component fits seamlessly, providing reliable support and reducing cable wear. A must-have for maintaining your Transfer Seatpost....
    £1.90
    £1.90
  • Fox Transfer Seapost 2025 rebuild kit with sealhead and piston for 30.9-34.9mm mountain bike dropper seatpost, components image.Fox Transfer Seapost 2025 full rebuild kit with sealhead and piston for 30.9-34.9mm mountain bike dropper seatpost components.

    Fox Transfer Seapost 2025 Full Rebuild Kit with Sealhead & Piston for 30.9-34.9mm

    Upgrade your Fox Transfer Seapost with this comprehensive full rebuild kit, including the Sealhead and Piston for 2025 models. Designed to restore smooth performance and extend the lifespan of your seatpost, this rebuild kit fits sizes 30.9, 31.6, and 34.9mm. Every component is crafted...
    £85.45
    £89.95
    £85.45
    Save £4.50
  • Fox Seatpost Lower External Cable for bike components, durable replacement cable for seatpost adjustment and control.Fox Seatpost Lower External Cable for bike seatpost, durable replacement component from Fox, shown attached to bike frame.

    Fox Seatpost Lower External Cable 9.598 TLG – Durable Bike Seatpost Replacement Cable

    Upgrade your bike with the Fox Seatpost Lower External Cable 9.598 TLG, designed for smooth and reliable seatpost operation. This essential component ensures precise cable routing and optimal performance. Built to integrate seamlessly with your Fox seatpost, it offers durability and easy installation, making...
    £119.95
    £119.95
  • Fox seatpost lower external cable for bike components, durable replacement cable for Fox seatposts, shown in the image.Fox Seatpost Lower External Cable for bike seatpost, durable replacement component with external cable design.

    Fox Seatpost Lower External Cable 8.613 TLG – Durable Bike Seatpost Replacement Cable

    The Fox Seatpost Lower External Cable 8.613 TLG is a reliable component designed for smooth seatpost operation. Crafted to fit perfectly and ensure durability, it enhances your bike's performance. Easy to install and compatible with various Fox seatposts, this cable offers lasting quality and...
    £119.95
    £119.95
  • Fox Seatpost Lower External Cable 11.568 TLG component, durable replacement part for Fox seatposts, shown in close-up image.Close-up of Fox Seatpost Lower External Cable for FOX bike components, showing the durable metal cable and attachment point.

    FOX Seatpost Lower External Cable 11.568 TLG – Durable Replacement for FOX Seatposts

    The FOX Seatpost Lower External Cable 11.568 TLG offers reliable performance and durability for your bike. Designed as a precision component, it ensures smooth seatpost operation and easy installation. Crafted by FOX, this cable is a perfect finishing kit addition that enhances the functionality...
    £119.95
    £119.95
  • Fox seatpost lower external cable for smooth operation, compatible with Fox components, shown with cable and mounting details.Fox Seatpost Lower External Cable for smooth seatpost operation, component part with cable housing and fittings.

    Fox Seatpost Lower External Cable 10.583 TLG for Smooth Seatpost Operation

    The Fox Seatpost Lower External Cable 10.583 TLG offers reliable performance for your bike’s seatpost. Designed to fit seamlessly with Fox components, it ensures smooth and precise seatpost operation. Crafted with durability in mind, this cable is a perfect replacement or upgrade for your...
    £119.95
    £119.95
  • Fox seatpost cable stop actuator for precise dropper seatpost control and smooth operation, bicycle component part.Fox seatpost cable stop actuator for precise dropper seatpost control, shown in a close-up of bike component parts.

    Fox Seatpost Cable Stop Actuator for Precise Dropper Seatpost Control and Smooth Operation

    The Fox Seatpost Cable Stop Actuator ensures smooth and reliable seatpost operation. Designed for precision, it fits perfectly with Fox components for enhanced control and durability. What It’s Good For Ensuring seamless cable routing for dropper seatposts Improving shifting precision and response Durable construction...
    £16.25
    £16.25
  • Fox Seatpost Beam Actuator component for precise and durable seatpost adjustments in mountain bike suspension systems.Fox seatpost beam actuator component for precise and durable seatpost adjustments in mountain bike setups.

    Fox Seatpost Beam Actuator for Precise and Durable Seatpost Adjustments

    The Fox Seatpost Beam Actuator offers precise control and durability for your bike’s seatpost. Designed for seamless integration, it ensures smooth adjustments on the trail or road. Crafted with high-quality materials, this actuator is a reliable component to enhance your riding experience and maintain...
    £13.70
    £13.70
  • Easton Di2 Battery Holder 27.2mmEaston Di2 Battery Holder 27.2mm | Swinnerton Cycles

    Easton Di2 Internal Battery Holder for 27.2mm Seatposts – Bike Component

    The Easton Di2 Battery Holder 27.2mm offers a sleek and efficient solution for integrating your Di2 internal battery within 27.2mm diameter seatposts. Designed for seamless compatibility, this component ensures a clean, professional finish for your bike’s internal wiring. Crafted to fit perfectly, it supports...
    £14.99
    £14.99
  • KS Suspension Spares & Accessories - Dropper Spares KGSL, Alloy

    KS Suspension KGSL Dropper Remote Spares & Accessories Alloy for MTB Bikes - Black

    Discover the KS Suspension KGSL Dropper Remote, a compact and versatile control designed to enhance your ride with seamless left or right-hand operation. Crafted for ergonomic comfort, this remote integrates smoothly with lock-ring style grips, reducing clutter and elevating your bike’s aesthetics. Made with...
    £43.49
    £49.99
    £43.49
    Save £6.50
    • Black
  • Cane Creek eeSilk Elastomer Kit with Bullet Tool for seatpost suspension adjustment, silver components, includes elastomers and tool.Cane Creek eeSilk Elastomer Kit with Bullet Tool for seatpost suspension adjustment, silver color, component for bike maintenance

    Cane Creek eeSilk Elastomer Kit with Bullet Tool for Seatpost Suspension Adjustment Silver

    The Cane Creek Eesilk elastomer kit allows precise tuning of your eeSilk seatpost's spring rate for a personalized ride. Enhance comfort and control by adjusting suspension to your preference. Included is the Bullet Tool, designed to simplify elastomer installation, ensuring a perfect fit every...
    £6.99
    £6.99
  • Fox Seatpost external cable CI rod push actuator, spare component for smooth actuation in bike suspension systems.Fox seatpost external cable CI rod push actuator component for smooth actuation, shown in a close-up image.

    FOX Seatpost External Cable CI Rod Push Actuator Spare Part for Smooth Actuation

    Upgrade your bike with the FOX Seatpost External Cable CI Rod Push Actuator, designed for smooth and reliable seatpost control. This component ensures precise actuation for an enhanced riding experience. Compatible with various FOX seatposts, it's an essential spare that maintains optimal performance and...
    £11.20
    £11.20
  • Fox seatpost external cable spares and accessories for smooth operation, showcasing cables and components for bicycle seatposts.Fox seatpost external cable spares and accessories for smooth operation, featuring high-quality components for bike seatpost maintenance.

    Fox Seatpost External Cable Spares & Accessories for Smooth Seatpost Operation

    The Fox Seatpost External Cable Spares & Accessories offer reliable replacement options for your bike. Designed for durability, these cables ensure smooth seatpost operation and long-lasting performance. Available in various sizes, you can easily select the perfect fit for your Fox seatpost, maintaining optimal...
    from £2.50
    from £2.50
  • X-Fusion Hilo Sl Remote Joystick Kit Spares & AccessoriesX-Fusion Hilo Sl Remote Joystick Kit Spares & Accessories | Swinnerton Cycles

    X-Fusion Hilo Sl Remote Joystick Kit for Seatpost Control Spares & Accessories

    Upgrade your bike with the X-Fusion Hilo Sl Remote Joystick Kit for smooth, reliable seatpost control. Designed for easy installation and lasting performance. This kit offers precise remote operation, enhancing your riding experience on any trail or road. What It’s Good For Effortless seatpost...
    £30.00
    £35.00
    £30.00
    Save £5.00
  • Thomson oversized silver saddle rail bike clamp for securing seatposts, showcasing durable metal construction.Thomson silver oversized saddle rail clamp for bike seatposts, featuring a sturdy component design for secure mounting.

    Thomson Oversized Saddle Rail Clamps Silver – Secure Bike Seatpost Clamp

    Thomson's Oversized Saddle Rail Clamps in silver provide a secure and durable connection for your saddle. Designed for compatibility with various seatposts, they offer reliable performance and easy installation. Crafted with precision, these clamps ensure your saddle stays firmly in place, enhancing ride comfort...
    £20.00
    £20.00
  • M Part quick release bike seat clamp, 28.6mm, black satin finish, for securing bike seatposts, component for cycling bikes.M Part quick release bike seat clamp, 28.6mm, black satin finish, for securing bike seatposts with easy release mechanism

    M Part Quick Release Seat Clamp 28.6mm for Bike Seatpost, Black Satin Finish

    The M Part Quick Release Seat Clamp 34.9 mm offers a reliable and stylish solution for securing your seatpost with ease. Crafted from high-quality 6061 alloy and heat-treated for enhanced durability, this clamp combines strength with a sleek satin black finish for a professional...
    £11.09
    £12.99
    £11.09
    Save £1.90
  • Black satin M Part quick release seat clamp for 28.6mm seat tubes, fits 31.8mm seat post, bicycle components accessory.Black satin finish M Part quick release seat clamp for 28.6mm seat tubes, fits 31.8mm diameter bike seat posts.

    M Part Quick Release Seat Clamp 31.8mm for 28.6mm Seat Tube, Black Satin Finish

    The M Part Quick Release Seat Clamp 31.8 mm combines durability with sleek design. Crafted from high-quality 6061 alloy and heat treated for added strength, it ensures a secure fit for your seatpost. Its satin black finish adds a refined touch to your bike....
    £11.09
    £12.99
    £11.09
    Save £1.90
Recently Viewed Products

Maintain and upgrade your seatpost setup with our range of seatpost spares and accessories at Swinnerton Cycles. From saddle clamps and collar bolts to dropper post service kits and remote levers, we stock the components needed to keep your seatpost performing at its best. Browse our full Seatposts collection and explore Dropper Seatposts and Bike Saddles.

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