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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  • Cane Creek alloy seatpost shims for 10cm seatposts, fitting 25.4mm and 27.2mm diameter bike seatposts, component adapters.Cane Creek alloy seatpost shims for 25.4mm and 27.2mm seatposts, 10cm length, for bike component customization.

    Cane Creek Seatpost Shims 10cm Alloy Adapters for 25.4 & 27.2mm Seatposts

    Enhance your bike fit with Cane Creek Seatpost Shims, crafted from custom machined alloy for durability. These 10cm sleeves allow seamless adaptation from 25.4 or 27.2 seatposts to larger seat tube diameters, ensuring a perfect fit and reliable performance. Designed for easy installation, these...
    from £10.00
    £12.99
    from £10.00
    Save £2.99
  • Merida Silex, Scultura & Scultura Endurance Carbon seat clamp and accessories for bicycle components, shown in the image.Merida Silex, Scultura & Scultura Endurance Carbon seat clamp and accessories, shown on a bicycle component.

      Merida Silex, Scultura & Scultura Endurance Carbon Models Seat Clamp & Accessories

      Upgrade your Merida Silex, Scultura & Scultura Endurance carbon models with this premium seat clamp. Designed for a perfect fit, it ensures secure and reliable seatpost adjustment. Crafted to match your bike’s high-quality components, this seat clamp blends durability and style seamlessly. Easy to...
      £25.00
      £25.00
    • Thomson seatpost collar replacement bolt, washer, and barrel nut components for bike seatpost adjustment and security.Thomson seatpost collar replacement bolt, washer, and barrel nut set for bike components, shown on a plain background

      Thomson Seatpost Collar Replacement Bolt, Washer & Barrel Nut Accessories - Silver

      The Thomson Seatpost Collar stands out with its innovative design and durable construction. Featuring the trusted Thomson Seatpost bolt, washer, and barrel nut combination, it ensures a secure and reliable hold that has been proven over years of use. The unique design allows float...
      £45.00
      £45.00
      • Silver
      • Black
    • Cane Creek Eesilk+ elastomer spares and accessories for suspension maintenance, showing various replacement components.

      Cane Creek Eesilk+ Elastomer Spares & Accessories for Suspension Maintenance

      Cane Creek Eesilk+ Elastomer Spares & Accessories provide an essential upgrade and maintenance solution for your Cane Creek suspension system. Crafted with precision and high-quality materials, these spares ensure your suspension components maintain their smooth, responsive performance ride after ride. Whether you're replacing worn...
      £11.99
      £11.99
    • Cane Creek Thudbuster LT elastomers replacement for suspension seatpost, showing close-up of elastomer components.Cane Creek Thudbuster LT elastomers replacement for suspension seatpost, showing close-up of the elastomer components.

        Cane Creek Thudbuster LT Elastomers Replacement for Suspension Seatpost Spares

        Upgrade your Cane Creek Thudbuster LT suspension seatpost with these high-quality elastomers, designed to deliver customizable comfort and performance. Now available in a sleek black finish, each elastomer is rated by firmness to match your riding style, from extra soft to extra firm. Their...
        £6.99
        £6.99
      • Thomson spare collar replacement bolt, washer, and nut set for seatpost stability, shown in a close-up image.Thomson spare collar replacement bolt, washer, and nut set for seatpost stability, showing metal components on a neutral background.

          Thomson Spare Collar Replacement Bolt Washer Nut Set for Seatpost Stability

          Upgrade your seatpost with the Thomson Spare Collar Replacement Bolt, Washer, and Nut. Designed for durability, this combination ensures a secure fit and reliable performance. Its proven design maintains consistent clamping force for a stable ride every time. What It’s Good For Ensuring strong...
          £5.00
          £5.00
        • Shimano Deore SL-MT500-L left-hand adjustable seatpost lever with clamp band for bike components, showing ergonomic design and branding.Shimano Deore SL-MT500-L left-hand adjustable seatpost lever with clamp band, bicycle component for gear shifting.

            Shimano Deore SL-MT500-L Left-Hand Adjustable Seatpost Lever with Clamp Band

            The Shimano Deore SL-MT500-L adjustable seatpost lever offers smooth and reliable control for your dropper seatpost. Designed for left-hand use, it features a lightweight build and precise 9 mm cable pull compatibility with most dropper posts. Its easy access clamp band allows quick and...
            £23.56
            £24.99
            £23.56
            Save £1.43
          • Hope Seat Clamp Bolt for bike seatposts, durable steel component, secure fastening, suitable for bike maintenance and repairs.Hope Seat Clamp Bolt for bike seatposts, durable black component, secure and reliable bike accessory.

            Hope Seat Clamp Bolt - Durable Bike Spare & Accessory for Secure Seatposts - Black

            Upgrade your bike with the Hope Seat Clamp Bolt, a durable and reliable component designed for lasting performance. Crafted with precision, it ensures a secure fit for your seatpost. Ideal for riders seeking quality and longevity, this clamp bolt blends seamlessly with your setup,...
            £23.00
            £23.00
            • Black
            • Smoke
          • Cane Creek eeSilk 2.0 and eeSilk+ seatpost bushing kit with press tool, bike components for smooth seatpost installation.

              Cane Creek eeSilk 2.0 & eeSilk+ Seatpost Bushing Kit with Press Tool

              Upgrade your eeSilk 2.0 or eeSilk+ seatpost maintenance with this precise bushing kit. It includes a specialized press tool for easy and accurate installation. Designed by Cane Creek, this kit ensures smooth operation and extends the life of your seatpost, making every ride more...
              £37.41
              £42.99
              £37.41
              Save £5.58
            • SDG Tellis seatpost cartridge assembly replacement component showing detailed internal and external parts.SDG Tellis seatpost cartridge assembly replacement component for bike seatposts, featuring durable construction and precise fit.

              SDG Tellis Seatpost Cartridge Assembly Replacement Spares & Accessories

              The SDG Tellis Seatpost Cartridge Assembly ensures smooth and reliable seatpost performance. Designed for easy installation and maintenance, it fits perfectly with your existing SDG Tellis seatpost. Enhance your ride comfort and prolong the lifespan of your seatpost with this essential spare part. Available...
              from £39.95
              from £39.95
            • Ergon Flip Head Kit for Oval Carbon Rails 7x9mm, compatible with CF Allroad Pro seatpost, black bicycle component.Ergon Flip Head Kit for Oval Carbon Rails 7x9mm, compatible with CF Allroad Pro seatpost, black bike component part.

                Ergon Flip Head Kit for Oval Carbon Rails 7x9mm – CF Allroad Pro Seatpost Compatible Black

                Experience enhanced comfort and versatility with the Ergon Flip Head Kit for Carbon Rails Black. Designed to bring the superior suspension benefits of the CF Allroad Pro Carbon leaf spring seatpost to more cyclists, this finishing kit is perfect for those who prefer saddles...
                £26.08
                £29.99
                £26.08
                Save £3.91
              • Fox 2018 Transfer Post internal die-cast bottom cap assembly component for mountain bike suspension forks.Fox 2018 Transfer Post internal die-cast bottom cap assembly, spare component for mountain bike suspension fork.

                  Fox 2018 Transfer Post Internal Die-Cast Bottom Cap Assembly Spare Part

                  Upgrade your Fox 2018 Transfer Post with this durable internal die-cast bottom cap assembly. Designed specifically for seatposts with internal cable routing, it ensures a secure and precise fit. Crafted with high-quality materials, this finishing kit extends the life of your seatpost and maintains...
                  £56.95
                  £56.95
                • Giant replacement cartridge for 2018 Contact S and Contact Dropper Seatpost, showing the small, durable component for dropper seatposts.Giant replacement cartridge for 2018 Contact S and Contact Switch Dropper Seatposts, bike components, close-up view of cartridge.

                  Giant Replacement Cartridge for 2018 Contact S & Contact Switch Dropper Seatposts - Black

                  Upgrade your 2018 Contact S and Contact Switch dropper seatposts with this reliable replacement cartridge. Designed to fit 295mm posts, it ensures smooth and consistent performance. Crafted by Giant, this cartridge maintains your seatpost's functionality and extends its lifespan effortlessly. What It’s Good For...
                  £35.00
                  £35.00
                  • Black
                • Placeholder image

                    Cane Creek Thudbuster G3 Bolt Kit for Suspension Seatpost Replacement & Maintenance

                    The Cane Creek Thudbuster G3 Bolt Kit is an essential component designed to maximize the performance and longevity of your Thudbuster G3 suspension seatpost. Crafted by Cane Creek, a reputable leader in cycling technology, this bolt kit guarantees a secure and stable attachment, helping...
                    £9.99
                    £9.99
                  • Shimano XTR SL-MT800-L left hand adjustable seatpost lever with I-Spec EV mount in black for mountain bikes.Shimano XTR SL-MT800-L left hand adjustable seatpost lever with I-Spec EV mount in black, showing the ergonomic design and branding.

                      Shimano XTR SL-MT800-L Left Hand Adjustable Seatpost Lever with I-Spec EV Mount Black

                      The Shimano XTR SL-MT800-L adjustable seatpost lever offers precise control and durability for serious riders. Designed to seamlessly integrate with the Shimano XTR groupset, it delivers smooth, low-friction operation thanks to reliable bearings. Its lightweight design ensures effortless handling, while 7 mm of cable...
                      £49.99
                      £49.99
                    • Giant top cap dust seal and slider set for MY18 contact switch seatpost, bike components accessories.Giant Top Cap Dust Seal and Slider Set for MY18 Contact Switch seatpost, component accessories for smooth operation.

                        Giant Top Cap Dust Seal & Slider Set for MY18 Contact Switch Seatpost Accessories

                        The Giant Top Cap Dust Seal and Slider Set is an essential upgrade for the MY18 Contact Switch Seatpost, crafted to ensure your bike performs at its best. Designed by Giant, a leader in cycling innovation, this set offers precise protection against dust and...
                        £10.00
                        £10.00
                      • Giant integrated rack mount D-Fuse seat collar for bike components, shown in a close-up image of the accessory part.Giant integrated rack mount D-Fuse seat collar for bike components, shown mounted on a bike frame.

                          Giant Integrated Rack Mount D-Fuse Seat Collar Spare & Accessory for Bikes

                          Enhance your D-Fuse seatpost with the Giant Integrated Rack Mount D-Fuse Seat Collar. Crafted from durable aluminium, it offers a secure and sleek mounting solution for your rear rack. This accessory seamlessly expands your bike's luggage capacity, perfect for long rides. Designed for easy...
                          £10.00
                          £10.00
                        • Cane Creek Thudbuster G4 seatclamp kit with suspension seatpost components for bicycle comfort and performance.

                            Cane Creek Thudbuster G4 Seatclamp Kit Complete Suspension Seatpost Parts

                            Enhance comfort and performance with the Cane Creek Thudbuster G4 Complete Seatclamp Kit. Designed to perfectly fit Thudbuster G4 seatposts, this kit ensures a secure and reliable connection for your saddle. Crafted for durability and ease of installation, it includes all necessary components to...
                            £24.99
                            £24.99
                          • DMR Bikes Sect seat clamp, durable CNC machined bike component with metal bolt and clamp ring on a white background.DMR Bikes Sect seat clamp, durable CNC machined bike component for secure saddle attachment, shown in close-up.

                            DMR Bikes Sect Seat Clamp – Durable CNC Machined Bike Accessory Spares - Black

                            The DMR Sect Seat Clamp combines lightweight design with exceptional durability, crafted specifically for demanding riders. Engineered with precision CNC machining and laser-etched graphics, it offers both style and strength. Its strategically machined windows reduce weight without compromising performance, making it an ideal choice...
                            £18.00
                            £18.00
                            • Black
                          • Cane Creek Thudbuster G4 elastomers replacement for bicycle suspension seatpost, showing different elastomer options.Cane Creek Thudbuster G4 elastomers replacement for suspension seat post, showing the durable rubber components.

                            Cane Creek Thudbuster G4 Elastomers Replacement - Suspension Spares & Accessories

                            Upgrade your Cane Creek Thudbuster G4 with these premium replacement elastomers designed to restore smooth suspension performance. Available in five firmness levels, they fine-tune ride comfort and control with precision. Crafted for durability and easy installation, these elastomers ensure your seatpost maintains optimal shock...
                            from £5.99
                            from £5.99
                          • M Part bike seat clamp with rack mount, durable component for securing bike seats and racks.M Part bike seat clamp with rack mount, made for bike components, showing the clamp and mounting features in close-up.

                            M Part Seat Clamp with Rack Mount for Bikes – Spares & Accessories - Black

                            The M Part Seat Clamp With Rack Mount is designed to securely attach a rear rack to your bike, even if it lacks dedicated rack braze-ons. Featuring 2 x M5 bosses at the rear, this clamp ensures a stable and reliable fit. Available in...
                            £11.09
                            £12.99
                            £11.09
                            Save £1.90
                            • Black
                          • Black Bontrager RSL 27.2 seatpost saddle clamp barrel assembly for bike components, shown in close-up detail.Bontrager RSL 27.2 bike seatpost saddle clamp barrel assembly in black, showing close-up of the component for bike parts.

                              Bontrager RSL 27.2 Seatpost Saddle Clamp Barrel Assembly Black Bike Part

                              Upgrade your bike with the Bontrager RSL 27.2 Seatpost Saddle Clamp Barrel Assembly. Designed for durability and precise adjustment, it ensures a secure fit for your saddle. Crafted from high-quality materials, this assembly provides reliable performance and easy installation for your Bontrager seatpost. What...
                              £32.20
                              £39.99
                              £32.20
                              Save £7.79
                            • SDG Tellis I-Spec EV mount and hardware for adjustable dropper lever remote, bike component spare parts, durable and precise.SDG Tellis I-Spec EV mount and hardware for adjustable dropper lever remote, bike component spare part system.

                                SDG Tellis I-Spec EV Mount & Hardware for Adjustable Dropper Lever Remote Spares

                                Upgrade your dropper lever with the SDG Tellis I-Spec EV Mount & Hardware, designed for precision and durability. This kit ensures a secure fit and smooth operation for your adjustable remote. Crafted by SDG, it integrates seamlessly with compatible seatposts, enhancing control and comfort...
                                £21.95
                                £21.95
                              • Giant dropper post replacement cartridge and accessories for 2022 mountain bike models, showing components and installation parts.

                                  Giant Dropper Post Replacement Cartridge Spares & Accessories for 2022 Models

                                  Maintaining the performance of your Giant dropper seatpost has never been easier with the Giant Dropper Post Replacement Cartridge Spares & Accessories. Designed specifically for 2022 models, this finishing kit is engineered to fit seamlessly with your existing seatpost, ensuring smooth and reliable operation....
                                  £35.00
                                  £35.00
                                • Fox Transfer Saddle Clamp Lower for 2021 mountain bike seatpost, durable component accessory.Fox Transfer saddle clamp lower part for 2021 model, seatpost spare component with black finish and metal construction.

                                    Fox Transfer Saddle Clamp Lower 2021 | Seatpost Spare & Accessory

                                    The 2021 Fox Transfer Saddle Clamp Lower offers secure and reliable support for your seatpost. Designed to perfectly fit Fox Transfer seatposts, it ensures smooth adjustment and stability during rides. Crafted with high-quality materials, this spares & accessories component enhances durability and performance. Easy...
                                    £16.25
                                    £16.25
                                  • Cane Creek Alloy Seatpost Shims for adapting 25.4mm to 33.9mm seat tubes, bicycle components and accessories.Cane Creek Alloy Seatpost Shims for adapting 25.4mm to 33.9mm seat tubes, bicycle components and accessories.

                                    Cane Creek Alloy Seatpost Shims for Adapting 25.4-33.9mm Seat Tubes - Spares & Accessories

                                    Upgrade your bike setup with Cane Creek Seatpost Shims, expertly crafted from alloy for precise fitment. These shims adapt seatposts ranging from 25.4 to 33.9mm to fit larger seat tubes seamlessly. Durable and custom machined, they ensure a secure and stable connection, enhancing your...
                                    £12.09
                                    £12.99
                                    £12.09
                                    Save £0.90
                                  • DMR Bikes hinged clamp for chain devices, bottle cages, and mudguards, shown attached to a bike component.DMR Bikes hinged clamp for chain devices, bottle cages, and mudguards, showcasing the sturdy metal component with hinge mechanism.

                                    DMR Bikes Hinged Clamp for Chain Devices, Bottle Cages & Mudguards Accessories - Silver

                                    The DMR Hinged Clamp offers a versatile solution for securing DMR chain devices firmly in place. Designed for durability, it also supports mounting bottle cages and mudguards on frames lacking standard fixing points. Its robust construction ensures reliable performance under various riding conditions, making...
                                    £6.00
                                    £6.00
                                    • Silver
                                  • Aenomaly SwitchGrade 2.0 EVO bike saddle angle adjustment switch component, black with control knob and mounting mechanism.

                                      Aenomaly SwitchGrade 2.0 EVO Saddle Angle Adjustment Switch for Bikes - Black

                                      The Aenomaly SwitchGrade 2.0 EVO Saddle Angle Adjustment Switch revolutionizes your riding experience by allowing you to change saddle angle effortlessly while on the move. Designed for riders seeking comfort and peak performance, this innovative component addresses common issues such as back pain and...
                                      £169.99
                                      £169.99
                                      • Black
                                    • Placeholder image

                                      Crankbrothers Highline Cartridge Assembly Replacement for Highline XCG Seatpost Drop Sizes

                                      The Crankbrothers Highline Cartridge Assembly offers a reliable replacement for your Highline XCG seatpost, ensuring smooth performance and durability. Designed to fit various drop sizes, it maintains your seatpost’s precision and comfort. Available in Short and Regular versions, it suits different setups with ease,...
                                      £84.99
                                      £84.99
                                    • Crankbrothers Highline XCG Service Kit

                                        Crankbrothers Highline XCG Seatpost Service Kit with Bearings & Seal Assembly Black - Black

                                        Maintain your Crankbrothers Highline XCG seatpost with this comprehensive service kit. It ensures smooth performance and extends the life of your seatpost with all essential replacement parts included. The kit features premium guide blocks, upper and lower bearings, a seal/collar assembly, and a grease...
                                        £24.99
                                        £24.99
                                        • Black
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                                      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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