Bike Cassettes

Bike Cassettes at Swinnerton CyclesFind the perfect gear range for your riding with our bike cassettes collection at Swinnerton Cycles. From tight-ratio road cassettes for flat terrain to wide-range 10-51T MTB options for steep climbs, we stock cassettes for every discipline and every groupset. Cassette choice significantly affects your gearing...

Bike Cassettes at Swinnerton Cycles

Find the perfect gear range for your riding with our bike cassettes collection at Swinnerton Cycles. From tight-ratio road cassettes for flat terrain to wide-range 10-51T MTB options for steep climbs, we stock cassettes for every discipline and every groupset. Cassette choice significantly affects your gearing — and matching the right cassette to your terrain, fitness level, and drivetrain is essential for an enjoyable ride. We stock cassettes from Shimano and other leading brands, covering 8 through 13-speed options for road, MTB, gravel, and e-bike drivetrains. Browse our full Drivetrain range and explore Chains and Rear Mechs.

Popular Bike Cassettes

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  • Shimano Csm4100 Lock Ring For 11T Spares & AccessoriesShimano Spares CS-M4100 lock ring for 11T | Swinnerton Cycles

      Shimano CS-M4100 11T Lock Ring Genuine Replacement for Cassette Secure Fit

      The Shimano CS-M4100 lock ring for 11T is a high-quality genuine replacement part designed to secure your cassette firmly. Crafted to ensure reliable performance and durability, it perfectly fits Shimano transmissions. What It’s Good For Securing the cassette in place for smooth gear changes...
      £4.71
      £4.99
      £4.71
      Save £0.28
    • Shimano Csm5100 Lock Ring Spares & AccessoriesShimano Csm5100 Lock Ring Spares & Accessories

        Shimano CS-M5100 Lock Ring Genuine Replacement for Secure Cassette Installation

        The Shimano Spares CS-M5100 lock ring ensures secure cassette installation for smooth and reliable gear shifts. Crafted as a genuine Shimano replacement, it guarantees perfect compatibility and durability. What It’s Good For Securing Shimano CS-M5100 cassettes firmly in place Maintaining optimal transmission performance Easy...
        £3.77
        £3.99
        £3.77
        Save £0.22
      • Shimano CS-M5100 21T MTB cassette sprocket showing metal teeth and gear design for mountain bike drivetrain replacement.Shimano CS-M5100 21T MTB cassette sprocket for Shimano drivetrain replacement, showing the metal gear teeth and sprocket design.

          Shimano CS-M5100 21T N Cassette Sprocket Replacement for MTB Drivetrains

          The Shimano CS-M5100 cassette sprocket, 21T N, is a genuine replacement part designed for reliable performance and durability. Crafted by Shimano, this component ensures smooth gear transitions and optimal transmission efficiency. Perfect for maintaining or upgrading your bike’s drivetrain, it fits seamlessly with compatible...
          £9.44
          £9.99
          £9.44
          Save £0.55
        • Shimano Spares lock ring and spacer components for cassette maintenance, compatible with Shimano CS-M7100 drivetrain.Shimano CS-M7100 lock ring and spacer replacement components for mountain bike cassette maintenance.

            Shimano CS-M7100 Lock Ring and Spacer Replacement Parts for Cassette Maintenance

            The Shimano Spares CS-M7100 lock ring and spacer are essential components for maintaining your cassette’s performance. Designed as genuine Shimano replacements, they ensure reliable fit and durability. These parts help secure your cassette firmly, optimizing your transmission efficiency and extending the lifespan of your...
            £12.28
            £12.99
            £12.28
            Save £0.71
          • Shimano Csm7100 Spacer A Spares & AccessoriesShimano Spares CS-M7100 spacer A | Swinnerton Cycles

              Shimano CS-M7100 Spacer A Genuine Replacement for Smooth Gear Shifts

              Ensure optimal performance and smooth gear shifts with the Shimano CS-M7100 Spacer A. Designed as a genuine replacement, it maintains your cassette's precise fit and function. What It’s Good For Maintaining correct cassette spacing for smooth transmission Extending the lifespan of your Shimano drivetrain...
              £1.88
              £1.99
              £1.88
              Save £0.11
            • Shimano Csm8100 Sprocket Wheel 14T C Spares & AccessoriesShimano Csm8100 Sprocket Wheel 14T C Spares & Accessories

                Shimano CS-M8100 14T Sprocket Wheel Replacement for Smooth Gear Shifting

                The Shimano Spares CS-M8100 sprocket wheel 14T C is a high-quality genuine replacement part designed to maintain optimal drivetrain performance. Crafted for durability and precision, it ensures smooth gear shifting and reliable transmission. Compatible with Shimano cassettes, this sprocket wheel offers easy installation and...
                £2.82
                £2.99
                £2.82
                Save £0.17
              • Shimano Csm8100 Low Sticker Spacer Spares & AccessoriesShimano Spares CS-M8100 low sticker spacer | Swinnerton Cycles

                  Shimano Spares CS-M8100 Low Sticker Spacer for Precise Cassette Alignment

                  The Shimano Spares CS-M8100 low sticker spacer ensures precise cassette alignment for smooth shifting and optimal drivetrain performance. Designed as a genuine Shimano replacement part, it guarantees compatibility and durability. This essential component helps maintain your bike’s transmission integrity, making it ideal for cyclists...
                  £0.94
                  £0.99
                  £0.94
                  Save £0.05
                • Shimano Nexus CS-C7000 30T sprocket wheel component for Nexus Inter-5 gear system replacement, showing the gear teeth and design.Shimano Nexus CS-C7000 30T sprocket wheel for Nexus Inter-5 gear system, showing the gear teeth and metal construction.

                    Shimano Nexus CS-C7000 30T Sprocket Wheel for Nexus Inter-5 Gear System Replacement

                    The Shimano Nexus CS-C7000 30T sprocket wheel ensures smooth and reliable gear shifting for your bike. Designed as a genuine replacement part, it fits perfectly within the Nexus Inter-5 transmission system to maintain optimal performance. Built with durable materials, this sprocket wheel offers long-lasting...
                    £12.15
                    £14.99
                    £12.15
                    Save £2.84
                  • Shimano Nexus CS-C7000 24T sprocket wheel for Nexus Inter-5 system, close-up view of bike component.Shimano Nexus CS-C7000 24T sprocket wheel for Nexus Inter-5 system, close-up of black gear component for bike drivetrain.

                      Shimano Nexus CS-C7000 24T Sprocket Wheel for Nexus Inter-5 System Replacement

                      The Shimano Nexus CS-C7000 24T sprocket wheel ensures smooth shifting and reliable performance for your bike's transmission. Crafted as a genuine Shimano replacement, it fits perfectly for maintenance or upgrades. Designed specifically for the Nexus Inter-5 system, this sprocket wheel delivers durability and precision,...
                      £12.15
                      £14.99
                      £12.15
                      Save £2.84
                    • Wheels Manufacturing Solo-XD 18T single speed conversion kit for SRAM XD/XDR hubs, black, bicycle components.Wheels Manufacturing Solo-XD 18T single speed conversion kit for SRAM XD/XDR hubs, black, with components for bike drivetrain upgrade.

                        Wheels Manufacturing Solo-XD 18T Single Speed Conversion Kit for SRAM XD/XDR Hubs Black

                        The Wheels Manufacturing Solo-XD 18T Single Speed Conversion Kit offers a reliable upgrade for your XD/XDR hub. Crafted from durable 7075 aluminum, this black cog provides excellent strength while keeping weight low. Its precise narrow-wide tooth pattern enhances chain retention, ensuring smooth and consistent...
                        £122.76
                        £129.99
                        £122.76
                        Save £7.23
                      • Wheels Manufacturing Solo-Spline 18T single speed conversion kit for Shimano Micro Spline hubs, red color, bike component.Wheels Manufacturing Solo-Spline 18T single speed conversion kit for Shimano Micro Spline hubs, red color, component for bike upgrade

                          Wheels Manufacturing Solo-Spline 18T Single Speed Conversion Kit for Shimano Micro Spline Hubs, Red

                          The Wheels Manufacturing Solo-Spline 18T Single Speed Conversion Kit is the perfect solution for cyclists seeking simplicity without compromising performance. Engineered for Shimano Micro Spline compatible hubs, this kit effortlessly transforms your existing wheel into a reliable single-speed powerhouse. Whether you're commuting through city...
                          £122.76
                          £129.99
                          £122.76
                          Save £7.23
                        • Wheels Manufacturing single speed conversion kit with 16T Shimano freehub cog and 3/32 chain for bike components.Wheels Manufacturing single speed conversion kit with 16T cog for Shimano freehub, bike components for single speed conversion

                            Wheels Manufacturing Single Speed Conversion Kit for Shimano Freehub 16T Cog 3/32

                            Upgrade your bike effortlessly with the Wheels Manufacturing Single speed conversion kit designed for Shimano Freehubs. Featuring a durable zinc-plated 16-tooth cog and precision-machined 6061 aluminium spacers, this kit guarantees a smooth and reliable single-speed setup. The black anodized spacers enhance longevity, ensuring your...
                            £44.55
                            £54.99
                            £44.55
                            Save £10.44
                          • Wheels Manufacturing single speed conversion kit spacers for Shimano freehub bodies, bike components for wheel customization.Wheels Manufacturing single speed conversion kit spacers for Shimano freehub bodies, showing metal spacers and components.

                              Wheels Manufacturing Single Speed Conversion Kit Spacers for Shimano Freehub Bodies

                              Upgrade your bike with the Wheels Manufacturing Single Speed Conversion Kit designed for Shimano Freehub bodies. This kit includes high-quality machined 6061 aluminium spacers, black anodized for enhanced durability and a sleek finish. Perfect for tailoring your drivetrain to single speed setups. With 7...
                              £28.35
                              £34.99
                              £28.35
                              Save £6.64
                            • M Part Spare M:P Cassette Spacers X2 Spares & AccessoriesM Part Cassette Spacers x 2 | Swinnerton Cycles

                                M Part Cassette Spacers x2 for Precise Bike Drivetrain Alignment and Shifting

                                Enhance your bike’s drivetrain with M Part Cassette Spacers x 2, crafted from durable Cr-Mo steel. These spacers ensure precise cassette alignment for smooth and reliable shifting. Designed for easy installation, they provide consistent performance and extend the life of your transmission components. What...
                                £3.65
                                £5.99
                                £3.65
                                Save £2.34
                              • Kmc Nuvinci 20T Blk 3/32" Spares & Accessories

                                  KMC Nuvinci 20T Black 3/32" Cassette for Enviolo Internal Gear Hubs Spares & Accessories

                                  The Kmc Nuvinci 20T Blk 3/32" is a precision-engineered cassette designed specifically for Enviolo internal gear hubs. Crafted from hardened Chromoly steel, it guarantees durability and seamless compatibility with KMC chains, ensuring reliable transmission performance every ride. Its black finish adds a sleek look...
                                  £6.09
                                  £8.00
                                  £6.09
                                  Save £1.91
                                • Sram Cassette Lockring Xg1190 11Spd Aluminium (11T) Spares & AccessoriesSram Spare - Cassette Lockring Aluminium XG1190 11T: | Swinnerton Cycles

                                    SRAM XG1190 Aluminium Cassette Lockring 11T for 11-Speed Cassettes

                                    Enhance your bike's shifting precision with the SRAM XG1190 Aluminium Cassette Lockring. Designed for 11-speed cassettes, it ensures secure fit and reliable performance. Crafted from durable aluminium, this lockring offers lightweight strength to maintain optimal transmission efficiency. What It’s Good For Securing 11-speed SRAM...
                                    £18.34
                                    £26.00
                                    £18.34
                                    Save £7.66
                                  • Race Face Spacer Trace J-Bend Cassette Body Spares & AccessoriesRace Face Spacer Trace J-Bend Cassette Body Spares & Accessories | Swinnerton Cycles

                                      Race Face Spacer for Trace J-Bend Cassette Body | Bike Cassette Accessories

                                      Enhance your bike's performance with the Race Face Spacer Trace J-Bend Cassette Body. Designed for durability and precision, it ensures smooth gear transitions and reliable transmission. Crafted to fit seamlessly with your existing setup, this accessory helps maintain optimal drivetrain function and extends component...
                                      £15.26
                                      £17.95
                                      £15.26
                                      Save £2.69
                                    • Surly single speed spacer kit for Shimano hubs, shown with spacers and components for bike frames and accessories.Surly single speed spacer kit for Shimano hubs showing metal spacers and packaging for bike components.

                                        Surly Single Speed Spacer Kit for Shimano Hubs – Bikes Frames & Accessories

                                        Transform your geared bike's rear wheel into a single-speed powerhouse with the Surly Single Speed Spacer Kit. Designed to fit Shimano cassette-compatible hubs, this kit makes converting effortless, letting you enjoy the simplicity and reliability of a single-speed setup without replacing your entire wheel....
                                        £48.32
                                        £49.99
                                        £48.32
                                        Save £1.67
                                      • Sturmey Archer cassette sprocket spacer for HG splined cassettes, 2mm and 3mm thickness, bike components partSturmey Archer cassette sprocket spacer for HG splined cassettes, 2mm and 3mm, bicycle drivetrain component.

                                        Sturmey Archer Cassette Sprocket Spacer for HG Splined Cassettes 2mm & 3mm - Silver

                                        Enhance your bike's transmission precision with Sturmey Archer Cassette/Sprocket Spacer Spares. These silver spacers provide reliable alignment for smooth gear shifts. Available in 2mm or 3mm thickness, and compatible with 13-18t or 12t sprockets, they ensure optimal performance for your cassette setup. What It’s...
                                        £1.50
                                        £1.50
                                        • Silver
                                      • MicroSHIFT bike cassette spares and accessories for reliable bike transmission, shown in packaging with various components.MicroSHIFT bike cassette spare components for reliable transmission replacement, showing metal sprockets and small repair parts.

                                          Microshift Cassette Spares & Accessories for Reliable Bike Transmission Replacement

                                          Microshift Cassette Spares & Accessories provide reliable replacement parts to keep your bike's transmission running smoothly. Designed for durability and precision, these components ensure optimal gear shifting performance. Whether you need cassette sprockets or lockrings, Microshift offers quality spares that fit seamlessly with your...
                                          £14.99
                                          £14.99
                                        • MicroSHIFT cassette spare parts for smooth gear shifting, including replacement components for bicycle transmission systems.MicroSHIFT cassette spare parts for smooth gear shifting, showing replacement components and accessories in the image.

                                            MicroSHIFT Cassette Spares & Accessories for Smooth Gear Shifting Replacement Parts

                                            MicroSHIFT Cassette Spares & Accessories offer reliable replacement parts for your bike’s transmission system. Designed to fit seamlessly, these components ensure smooth gear shifts and prolong the lifespan of your cassette. Crafted with precision, each sprocket and lockring delivers durability and consistent performance. Keep...
                                            £14.99
                                            £14.99
                                          • Steel ID Cog Cassette Spacer 1mm for bike transmission, showing the small metal spacer used with bike components.ID Cog Cassette Spacer 1mm steel bike transmission component, showing the small, durable steel spacer for bike gear adjustments.

                                              ID Cog Cassette Spacer 1mm Steel Bike Transmission Accessory Spares

                                              Enhance your bike's transmission with this durable steel cassette spacer. Measuring 1mm, it ensures precise gear alignment and smooth shifting. Crafted for reliability, this spacer is essential for maintaining optimal cassette performance and extending component lifespan. What It’s Good For Ensuring accurate cassette spacing...
                                              £1.50
                                              £1.50
                                            • Halo Mxr Supadrive Cassette Lockring Spares & AccessoriesHalo Mxr Supadrive Cassette Lockring Spares & Accessories | Swinnerton Cycles

                                                Halo MXR Supadrive Cassette Lockring for MXRC Hubs – Spare & Accessory

                                                Upgrade your MXRC cassette hub with the Halo Mxr Supadrive Cassette Lockring, crafted from lightweight CNC-machined aluminium. Designed for precise fit and durability, it ensures reliable transmission performance. Its short thread design offers easy installation and secure locking, making it an essential spare for...
                                                £11.99
                                                £11.99
                                              • Halo Alloy Cassette Lockring Spares & AccessoriesHalo Alloy Cassette Lockring Spares & Accessories | Swinnerton Cycles

                                                  Halo Alloy Cassette Lockring for HG Cassette & Halo Fix G Hubs Spares & Accessories

                                                  Upgrade your bike’s transmission with the Halo Alloy Cassette Lockring, crafted from lightweight CNC machined aluminium. Designed to save 5g compared to standard steel lockrings, it enhances performance without adding unnecessary weight. This durable lockring is perfect for HG cassette hubs and Halo Fix...
                                                  £9.99
                                                  £9.99
                                                • Halo Hg Cassette Spacer Kit Spares & AccessoriesHalo Hg Cassette Spacer Kit Spares & Accessories | Swinnerton Cycles

                                                    Halo HG Cassette Spacer Kit for Fixed Gear & Singlespeed Bikes – 8pcs Spares

                                                    Upgrade your bike’s transmission with the Halo HG Cassette Spacer Kit. This set includes assorted spacers designed for fixed or singlespeed setups, ensuring precise gear alignment. Crafted from black anodised aluminium, these spacers offer durability and a sleek finish. The kit contains 2 each...
                                                    £22.99
                                                    £22.99
                                                  • Gusset Components Mini 1-Er Single Speed Conversion Spares & AccessoriesGusset Components Mini 1-Er Single Speed Conversion Spares & Accessories | Swinnerton Cycles

                                                      Gusset Components Mini 1-Er Single Speed Conversion Spares & Accessories Kit

                                                      The Gusset Components Mini 1-Er Single Speed Conversion Spares & Accessories provide an essential upgrade for cyclists aiming to enhance their bike’s transmission system. Specially designed for single speed conversions, these components ensure a seamless fit and consistent, reliable performance. Precision-crafted, the cassette and...
                                                      £22.99
                                                      £22.99
                                                    • Gusset Components '1-Er' Single Speed Conversion Spares & AccessoriesGusset Components '1-Er' Single Speed Conversion Spares & Accessories | Swinnerton Cycles

                                                        Gusset Components 1-Er Single Speed Conversion Spares & Accessories for Bikes

                                                        The Gusset Components '1-Er' Single Speed Conversion Spares & Accessories provide a robust and reliable solution for cyclists aiming to fine-tune their single speed setups. Engineered with precision, these components are essential for maintaining and upgrading your bike’s drivetrain, ensuring each ride is smooth...
                                                        £19.99
                                                        £19.99
                                                      • Gusset Components Cassette Lockring Spares & AccessoriesGusset Components Cassette Lockring Spares & Accessories | Swinnerton Cycles

                                                          Gusset Components Cassette Lockring for HG Style Cassettes 12T+ Spares & Accessories

                                                          Upgrade your bike's drivetrain with the Gusset Components Cassette Lockring. Designed in HG style for cogs of 12T or more, this durable steel lockring ensures secure cassette installation. What It’s Good For Securing cassette cogs firmly in place Compatible with HG style cassettes from...
                                                          £3.99
                                                          £3.99
                                                        • Gusset Components Campag '1-Er' Ss Conversion Spares & AccessoriesGusset Components Campag '1-Er' Ss Conversion Spares & Accessories | Swinnerton Cycles

                                                            Gusset Components Campag 1-Er SS Conversion Kit for Campagnolo 9-Speed+ Wheels

                                                            Upgrade your bike effortlessly with the Gusset Components Campag '1-Er' Ss Conversion Spares & Accessories kit, designed for seamless single speed conversion. Featuring a 10mm wide spline base Campagnolo fit cog, this kit ensures efficient power transfer without damaging your alloy freehub bodies. Its...
                                                            £33.83
                                                            £34.99
                                                            £33.83
                                                            Save £1.16
                                                          • Gusset Components Campag 1-Er Lockring Spares & AccessoriesGusset Components Campag 1-Er Lockring Spares & Accessories | Swinnerton Cycles

                                                              Gusset Components Campag 1-Er Lockring for 66C Campag SS Convertor Spares & Accessories

                                                              Precision CNC machined from lightweight alloy, this Campag 1-Er Lockring ensures reliable performance. Designed specifically for the Gusset 66C Campag SS convertor, it offers durability and a perfect fit. What It’s Good For Maintaining secure cassette attachment Enhancing transmission reliability Providing a lightweight yet...
                                                              £5.99
                                                              £5.99
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