Rear Mech Spares

Rear Mech Spares at Swinnerton CyclesExtend the life of your rear derailleur and keep it shifting precisely with our range of rear mech spares at Swinnerton Cycles. From jockey wheels, B-tension screws, and hanger bolts to cable anchor hardware, inner plates, and derailleur boots, we stock the components needed to...

Rear Mech Spares at Swinnerton Cycles

Extend the life of your rear derailleur and keep it shifting precisely with our range of rear mech spares at Swinnerton Cycles. From jockey wheels, B-tension screws, and hanger bolts to cable anchor hardware, inner plates, and derailleur boots, we stock the components needed to service and maintain all major rear derailleur systems. Regular servicing of your rear mech — including jockey wheel replacement and cable renewal — makes a significant difference to shifting quality and component longevity. We stock rear mech spares from Shimano and other leading brands. Browse our full Rear Mech collection and explore Jockey Wheels, Bike Hangers, and Cables.

Popular Rear Mech Spares

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  • Shimano RD-M5100 SGS rear derailleur outer plate assembly for replacement, showing the genuine Shimano spare component.Shimano RD-M5100 SGS rear derailleur outer plate assembly, genuine spare bike component for Shimano groupset.

      Shimano RD-M5100 SGS Outer Plate Assembly Replacement - Genuine Rear Mech Part

      Upgrade your bike’s performance with the Shimano Spares RD-M5100 outer plate assembly, SGS. This genuine Shimano component ensures smooth and reliable rear mech operation, enhancing your transmission system’s durability and precision. Designed specifically for Shimano's RD-M5100 series, this replacement part fits perfectly, restoring your...
      £10.99
      £10.99
    • Shimano RD-M5100 bracket axle unit replacement for rear derailleur, showing the metal component and mounting details.Shimano RD-M5100 bracket axle unit for rear derailleur replacement, showing metal component with mounting holes and gear mechanism parts.

        Shimano RD-M5100 Bracket Axle Unit Replacement for Rear Mech Spares

        The Shimano Spares RD-M5100 bracket axle unit ensures smooth rear mech function and reliable transmission performance. Designed as a genuine Shimano replacement, it guarantees perfect compatibility and durability. What It’s Good For Restoring optimal shifting performance on your RD-M5100 rear mech Maintaining the reliability...
        £9.99
        £9.99
      • Shimano Deore rear derailleur tension and guide pulley set for bicycle components, compatible with Deore shifting systems.Shimano Deore rear derailleur tension and guide pulley set for bike components, featuring durable metal and precise craftsmanship.

          Shimano Deore RD-M5100 Rear Derailleur Tension & Guide Pulley Set Replacement

          Upgrade your bike’s performance with the Shimano Deore RD-M5100 tension and guide pulley set. Designed as a genuine Shimano replacement, it ensures smooth and reliable shifting for your rear mech. Crafted for durability and precision, this pulley set helps maintain optimal chain tension and...
          £8.37
          £8.99
          £8.37
          Save £0.62
        • Shimano RD-M6100 rear derailleur P-cover replacement part for bike components, genuine Shimano spare part.Shimano RD-M6100 rear derailleur P-cover, genuine replacement component for bike gear shifting, with metal and plastic parts.

            Shimano RD-M6100 Rear Derailleur P-Cover Genuine Replacement Part

            The Shimano Spares RD-M6100 P-cover is an essential genuine replacement part designed to protect your rear derailleur effectively. Crafted with precision, it ensures optimal performance for your transmission system. Durable and easy to install, this component maintains the integrity of your bike’s rear mech,...
            £4.99
            £4.99
          • Shimano RD-M6100 rear derailleur bracket axle unit for replacement, showing the metal component with mounting points.Shimano RD-M6100 rear derailleur bracket axle unit for bike components, replacement part with metal and plastic elements.

              Shimano RD-M6100 Bracket Axle Unit Replacement for Rear Derailleur Spares

              Upgrade your bike’s performance with the Shimano Spares RD-M6100 bracket axle unit. This genuine Shimano part ensures reliable and smooth rear mech operation, enhancing your transmission system. Designed specifically for the RD-M6100, this bracket axle unit offers durability and perfect fitment, making maintenance straightforward...
              £10.99
              £10.99
            • Shimano RD-M6100 SGS rear derailleur inner plate replacement component for bike gear shifting, Shimano Spares.Shimano RD-M6100 SGS rear derailleur inner plate replacement part showing metal component for bike component repair

                Shimano RD-M6100 SGS Inner Plate Replacement Part for Rear Derailleur

                The Shimano Spares RD-M6100 inner plate SGS type ensures smooth and reliable shifting performance. Designed as a genuine Shimano replacement, it maintains the integrity of your rear mech system. Perfect for riders seeking quality components to extend the life of their transmission, this inner...
                £3.99
                £3.99
              • Shimano RD-RX400 SGS rear derailleur outer plate assembly for bicycle gear shifting componentsShimano RD-RX400 SGS rear derailleur outer plate assembly replacement part for bike gear components.

                  Shimano RD-RX400 SGS Rear Derailleur Outer Plate Assembly Replacement Part

                  The Shimano Spares RD-RX400 outer plate assembly, SGS is a genuine replacement part designed to maintain optimal performance of your rear mech. Crafted with Shimano's precision, it ensures smooth shifting and reliable transmission. Perfect for riders seeking a durable and efficient component, this outer...
                  £7.99
                  £7.99
                • Shimano GRX RD-RX400 rear derailleur pulley set showing high-quality replacement components for bicycle gear shifting.Shimano GRX RD-RX400 rear derailleur pulley set for gravel bike components, genuine replacement parts with metal and plastic pulleys.

                    Shimano GRX RD-RX400 Rear Derailleur Pulley Set – Genuine Replacement Parts

                    Ensure smooth and precise shifting with the Shimano GRX RD-RX400 rear mech pulley set. Designed specifically for the GRX RD-RX400 rear derailleur, this genuine Shimano replacement part helps maintain optimal transmission performance. Regular replacement of the pulley wheels ensures your bike shifts accurately and...
                    £5.56
                    £5.99
                    £5.56
                    Save £0.43
                  • Shimano RD-R9250 derailleur stroke adjusting screws and plate replacement parts, black components for bike gear adjustment.

                      Shimano RD-R9250 Stroke Adjusting Screws and Plate Replacement Parts

                      Ensure precise shifting with the Shimano Spares RD-R9250 stroke adjusting screws and plate. This genuine Shimano component guarantees reliable performance and durability for your rear mech. Designed specifically for the RD-R9250 model, these replacement parts maintain optimal transmission function and smooth gear transitions. Easy...
                      £3.99
                      £3.99
                    • Shimano Dura-Ace RD-R9250 rear derailleur pulley set, genuine replacement components for high-performance bike shifting.

                        Shimano Dura-Ace RD-R9250 Rear Derailleur Pulley Set Genuine Replacement Parts

                        Enhance your Shimano Dura Ace RD-R9250 rear derailleur with this genuine pulley set, designed to maintain optimal shifting precision. Regular replacement of these pulley wheels ensures smooth transmission and prolongs the lifespan of your drivetrain. Crafted specifically for the RDR9250, this set guarantees perfect...
                        £39.15
                        £44.99
                        £39.15
                        Save £5.84
                      • Shimano Spares RD-R9250 rear derailleur charger cover replacement for derailleur protection, shown on a bicycle component.Shimano Spares RD-R9250 charger cover for rear derailleur replacement, protective component for bicycle drivetrain.

                          Shimano Spares RD-R9250 Charger Cover Replacement for Rear Derailleur Protection

                          The Shimano Spares RD-R9250 charger cover is a genuine replacement designed to protect and maintain your rear mech's charging port. Crafted for durability, it ensures reliable performance and extends the life of your transmission components. Easy to install, this cover keeps dirt and moisture...
                          £2.99
                          £2.99
                        • Shimano RD-R9250 B-Axle spare for direct mount rear derailleur, Shimano spare component for bike derailleur replacement.

                            Shimano RD-R9250 B-Axle 2 Spare for Direct Mount Rear Derailleur Replacement

                            Upgrade your bike's performance with the Shimano Spares RD-R9250 B-axle 2, designed specifically for direct mount rear mechs. This genuine Shimano component ensures a perfect fit and reliable durability. Easy to install and built to last, it maintains smooth transmission and optimal shifting precision,...
                            £5.99
                            £5.99
                          • Shimano RD-RX812 rear derailleur stabilizer unit, replacement component for smooth shifting on bike drivetrain.Shimano RD-RX812 rear derailleur stabilizer unit replacement part for smooth shifting on bike components.

                              Shimano RD-RX812 Rear Derailleur Stabilizer Unit Replacement Part for Smooth Shifting

                              The Shimano Spares RD-RX812 stabilizer unit ensures smooth and reliable rear derailleur performance. This genuine Shimano replacement part is designed for optimal transmission function and durability. Easy to install, it restores precise gear shifting and reduces chain slap for a quieter ride, making it...
                              £9.99
                              £9.99
                            • Shimano RD-RX812 rear derailleur outer plate assembly replacement part, bicycle component for gear shifting.Shimano RD-RX812 rear derailleur outer plate assembly for bicycle components, showing the replacement part in close-up.

                                Shimano RD-RX812 Rear Derailleur Outer Plate Assembly Replacement Part

                                The Shimano Spares RD-RX812 outer plate assembly is a genuine replacement part designed to maintain optimal performance of your rear mech. Built with precision, it ensures smooth and reliable gear shifting for your bike. What It’s Good For Restoring the functionality of your Shimano...
                                £12.99
                                £12.99
                              • Shimano RD-RX812 rear derailleur cable fixing bolt and plate replacement component for bike gear shifting.Shimano RD-RX812 rear derailleur cable fixing bolt and plate replacement component for bicycle gear systems.

                                  Shimano RD-RX812 Rear Derailleur Cable Fixing Bolt and Plate Replacement Part

                                  Ensure smooth shifting with the Shimano RD-RX812 cable fixing bolt and plate, designed for precise rear mech adjustments. This genuine Shimano component guarantees durability and perfect fit. What It’s Good For Reliable cable fixing for consistent gear performance Compatible with Shimano rear mechs for...
                                  £1.99
                                  £1.99
                                • Shimano Spares RD-RX812 P-Cover unit for rear derailleur replacement, showing close-up of the component part.Shimano Spares RD-RX812 P-Cover Unit for rear derailleur replacement, showing close-up of the derailleur component.

                                    Shimano Spares RD-RX812 P-Cover Unit Rear Derailleur Replacement Part

                                    The Shimano Spares RD-RX812 P-cover unit is a genuine replacement part designed to keep your rear mech functioning smoothly. Built with precision, it ensures reliable transmission performance. Durable and easy to install, this component helps maintain the integrity of your Shimano drivetrain, extending the...
                                    £4.99
                                    £4.99
                                  • Shimano RD-RX810 rear derailleur stabilizer unit replacement part for bike components, showing the small metal component.Shimano RD-RX810 rear derailleur stabilizer unit replacement part, showcasing the component's detailed design for bike gear shifting.

                                      Shimano RD-RX810 Rear Derailleur Stabilizer Unit Replacement Part

                                      The Shimano Spares RD-RX810 stabilizer unit ensures smooth and precise rear derailleur performance. This genuine Shimano component enhances gear stability during rides. Designed specifically for Shimano transmissions, it offers reliable durability and compatibility with your existing setup. A perfect replacement to maintain optimal shifting...
                                      £9.99
                                      £9.99
                                    • Shimano RD-RX810 switch lever unit and fixing plate replacement component, bike gear shifter spare part with detailed hardware.Shimano RD-RX810 switch lever unit and fixing plate replacement component for bike gear shifters, shown with detailed parts.

                                        Shimano RD-RX810 Switch Lever Unit and Fixing Plate Replacement Part

                                        Upgrade or repair your bike's shifting system with the genuine Shimano RD-RX810 switch lever unit and fixing plate. Designed for smooth and reliable gear changes. This Shimano component ensures precise rear mech control, enhancing your transmission's performance for a seamless ride every time. What...
                                        £1.99
                                        £1.99
                                      • Shimano Spares RD-RX810 rear derailleur P-cover unit, genuine replacement component for bike transmission.Shimano Spares RD-RX810 rear derailleur mech P-cover unit for bike components, genuine replacement part with metal and plastic elements.

                                          Shimano Spares RD-RX810 Rear Mech P-Cover Unit Genuine Replacement Part

                                          The Shimano Spares RD-RX810 P-cover unit ensures reliable protection for your rear mech. Crafted as a genuine replacement part, it guarantees perfect fit and durability. Designed specifically for Shimano transmission systems, this cover unit helps maintain smooth shifting performance and extends the life of...
                                          £4.99
                                          £4.99
                                        • Shimano GRX rear derailleur pulley set for RX-RX810, genuine replacement components for smooth bike shifting.Shimano GRX RX815 RX810 rear derailleur pulley set, genuine replacement components for bike drivetrain performance.

                                            Shimano GRX RD-RX815 RX810 Rear Derailleur Pulley Set Genuine Replacement Parts

                                            Maintain peak performance of your Shimano GRX RD-RX815 or RD-RX810 rear derailleur with this genuine pulley set. Designed as a direct replacement, it ensures smooth and precise shifting by restoring optimal tension. Regularly updating your pulley wheels helps avoid wear-related issues and prolongs the...
                                            £13.95
                                            £19.99
                                            £13.95
                                            Save £6.04
                                          • Shimano RD-M7100 derailleur P-cover unit replacement part for rear derailleur components.Shimano RD-M7100 P-Cover unit replacement part for rear derailleur, bicycle component, Shimano spares, bike maintenance part

                                              Shimano RD-M7100 P-Cover Unit Replacement Part for Rear Derailleur Spares

                                              The Shimano Spares RD-M7100 P-cover unit is an essential genuine replacement part designed for durability and precision. Perfectly fits your Shimano rear mech to maintain smooth shifting and reliable performance. What It’s Good For Restoring your RD-M7100 rear mech to optimal condition Ensuring consistent...
                                              £3.99
                                              £3.99
                                            • Shimano RD-M7100 bracket axle unit replacement part for rear derailleur, showing close-up of component and mounting details.Shimano RD-M7100 rear derailleur bracket axle unit replacement part for bike components, showing the axle and mounting hardware.

                                                Shimano RD-M7100 Bracket Axle Unit Replacement Part for Rear Derailleur

                                                The Shimano Spares RD-M7100 bracket axle unit is a genuine replacement part designed for optimal performance and durability. Perfectly compatible with your Shimano rear mech, it ensures smooth and reliable gear shifting. Crafted with precision, this component maintains the integrity of your transmission system,...
                                                £12.99
                                                £12.99
                                              • Shimano Spares RD-M7100 rear derailleur bumper replacement part for smooth shifting on mountain bikes.Shimano Spares RD-M7100 rear derailleur bumper replacement part for smooth shifting on bike components

                                                  Shimano Spares RD-M7100 Rear Mech Bumper Replacement Part for Smooth Shifting

                                                  The Shimano Spares RD-M7100 bumper is a genuine replacement part designed to maintain the performance of your Shimano rear mech. Crafted for durability, it ensures smooth transmission function and longevity. Easy to install, this authentic component helps keep your bike running like new by...
                                                  £1.99
                                                  £1.99
                                                • Shimano RD-M8120 SGS P-Axle unit and O-ring replacement spare part for mountain bike componentsShimano RD-M8120 SGS P-Axle Unit and O-Ring replacement component for mountain bike derailers, spare parts for Shimano components.

                                                    Shimano RD-M8120 SGS P-Axle Unit and O-Ring Replacement Spare Part

                                                    The Shimano Spares RD-M8120 P-axle unit and O-ring, SGS, ensures reliable performance for your rear mech. Designed as a genuine Shimano replacement, it guarantees perfect fit and durability. Easy to install and crafted for optimal transmission efficiency, this component helps maintain smooth shifting and...
                                                    £5.99
                                                    £5.99
                                                  • Shimano RD-M8120 SGS rear derailleur outer plate assembly, bicycle component spare part for mountain bike gear shifting.Shimano RD-M8120 SGS rear derailleur outer plate assembly for mountain bike components, showing the spare part with metal finish.

                                                      Shimano RD-M8120 SGS Rear Derailleur Outer Plate Assembly Spare Part

                                                      Upgrade your bike's shifting performance with the Shimano Spares RD-M8120 outer plate assembly, SGS. This genuine Shimano component ensures precise and reliable rear derailleur function. Designed for durability and seamless integration, it keeps your transmission running smoothly. Perfect for maintaining or restoring your Shimano...
                                                      £17.99
                                                      £17.99
                                                    • Shimano RD-M8120 rear derailleur stroke adjusting screws and plate replacement parts for bike gear components.Shimano RD-M8120 rear derailleur stroke adjusting screws and replacement plate components for bike gear shifting.

                                                        Shimano RD-M8120 Rear Derailleur Stroke Adjusting Screws and Plate Replacement Parts

                                                        Maintain smooth shifting with the genuine Shimano RD-M8120 stroke adjusting screws and plate. Designed specifically for precise rear mech adjustments, this component ensures optimal transmission performance. Easy to install and durable, it guarantees reliable function and extends the life of your drivetrain. Perfect for...
                                                        £1.99
                                                        £1.99
                                                      • Shimano RD-M8120 gear shifter lever unit with fixing plate, genuine replacement component for mountain bike gear systems.Shimano RD-M8120 switch lever unit with fixing plate, genuine replacement component for mountain bike shifters.

                                                          Shimano RD-M8120 Switch Lever Unit with Fixing Plate Genuine Replacement Part

                                                          Upgrade your bike’s shifting precision with the Shimano RD-M8120 switch lever unit and fixing plate. Designed as a genuine replacement, it ensures reliable performance and seamless gear changes. Crafted for durability and perfect compatibility, this unit restores smooth operation to your rear mech, keeping...
                                                          £2.99
                                                          £2.99
                                                        • Shimano RD-M8120 rear derailleur P-cover unit, genuine spare component for bike drivetrain replacement.Shimano RD-M8120 rear derailleur P-cover unit, genuine spare part for bicycle components, shown in close-up view.

                                                            Shimano RD-M8120 Rear Derailleur P-Cover Unit Genuine Replacement Spare Part

                                                            The Shimano Spares RD-M8120 P-cover unit ensures reliable protection for your rear mech. Crafted as a genuine replacement, it maintains optimal performance and durability. Designed specifically for Shimano components, this cover fits perfectly and supports smooth transmission function. Keep your bike running seamlessly with...
                                                            £3.99
                                                            £3.99
                                                          • Shimano RD-M8120 SGS rear derailleur inner plate replacement component for bike gear shifting.Shimano RD-M8120 SGS rear derailleur inner plate replacement component for bike gear shifting.

                                                              Shimano RD-M8120 SGS Rear Derailleur Inner Plate Replacement Spare Part

                                                              Upgrade your Shimano rear mech with the genuine RD-M8120 inner plate, SGS. Designed for reliable performance and durability, it ensures smooth shifting and long-lasting use. What It’s Good For Restores optimal function to your Shimano RD-M8120 rear derailleur Provides durable replacement for worn or...
                                                              £8.99
                                                              £8.99
                                                            • Shimano RD-M8100-GS rear derailleur outer plate assembly, genuine spare component for mountain bike gear shifting.

                                                                Shimano RD-M8100-GS Outer Plate Assembly Genuine Rear Derailleur Spare Part

                                                                The Shimano Spares RD-M8100-GS outer plate assembly is a genuine replacement part designed to maintain optimal performance of your rear mech. Crafted with precision, it ensures smooth and reliable gear shifting for your transmission system. Compatible with Shimano components, this outer plate assembly is...
                                                                £18.99
                                                                £18.99
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                                                              Extend the life of your rear derailleur with our range of rear mech spares at Swinnerton Cycles. From jockey wheels and B-tension screws to hanger bolts and cable anchor hardware, we stock the small parts that keep your shifting precise. Browse our full Rear Mech collection and explore Jockey Wheels, Bike Hangers, and Cables.

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