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 GRX RD-RX400 rear derailleur pulley set for bicycle components, genuine replacement parts for smooth gear shifting.Shimano GRX RD-RX400 rear derailleur pulley set showing metal pulleys and mounting hardware for bike components.

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

      Enhance your bike’s shifting precision with the genuine Shimano GRX RD-RX400 rear mech pulley set, engineered specifically for the GRX RD-RX400 rear derailleur. This essential replacement component ensures your drivetrain operates with consistent smoothness and accuracy, maintaining the high performance expected from Shimano’s reliable...
      £5.20
      £5.99
      £5.20
      Save £0.79
    • Shimano RD-R9250 derailleur stroke adjusting screws and plate replacement parts for bicycle component repair.

        Shimano RD-R9250 Stroke Adjusting Screws and Plate Replacement Parts

        Optimize your bike’s shifting precision with the genuine Shimano Spares RD-R9250 stroke adjusting screws and plate. Engineered exclusively for the RD-R9250 rear derailleur, these components ensure consistent, reliable performance and enhance the longevity of your drivetrain. Their exact fit guarantees seamless integration, maintaining smooth...
        £3.99
        £3.99
      • Shimano Dura-Ace RD-R9250 rear derailleur pulley set, genuine replacement bike components with metal and plastic parts.

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

          Optimize the performance of your Shimano Dura Ace RD-R9250 rear derailleur with this authentic pulley wheel set, engineered to preserve precise and reliable gear shifting. Regular replacement of these genuine Shimano components ensures consistent chain movement and reduces drivetrain wear, thereby extending the operational...
          £39.15
          £44.99
          £39.15
          Save £5.84
        • Shimano Spares RD-R9250 charger cover for rear derailleur replacement, protecting Shimano derailleur components.Shimano Spares RD-R9250 charger cover for rear derailleur replacement, protective component for bike drivetrain.

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

            Enhance the durability and functionality of your Shimano RD-R9250 rear derailleur with the genuine Shimano Spares RD-R9250 charger cover. Expertly engineered to protect the charging port from dirt, moisture, and other environmental factors, this replacement cover ensures your transmission components maintain optimal performance over...
            £2.99
            £2.99
          • Shimano RD-R9250 B-Axle spare part for direct mount rear derailleur, close-up of the bicycle component.

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

              Enhance your bicycle’s drivetrain reliability with the Shimano Spares RD-R9250 B-axle 2, engineered exclusively for direct mount rear derailleurs. This authentic Shimano replacement part guarantees precise compatibility and enduring durability, ensuring your gear shifting remains smooth and responsive under varying riding conditions. As a...
              £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

                Enhance your bike’s drivetrain reliability with the Shimano Spares RD-RX812 stabilizer unit, engineered to deliver consistent and precise rear derailleur performance. This genuine Shimano replacement component is crafted to optimise transmission function, ensuring smooth gear shifts and reducing unwanted chain slap for a quieter,...
                £9.99
                £9.99
              • Shimano RD-RX812 rear derailleur outer plate assembly, bicycle component for gear shifting, part of Shimano spares.Shimano RD-RX812 rear derailleur outer plate assembly, bicycle component, replacement part for Shimano Spares bike drivetrain.

                  Shimano RD-RX812 Rear Derailleur Outer Plate Assembly Replacement Part

                  Maintain the high performance and reliability of your bike’s rear shifting system with the Shimano Spares RD-RX812 outer plate assembly. This genuine replacement part is engineered to the exacting standards of Shimano, ensuring seamless integration and optimal gear shifting precision. Designed for durability and...
                  £12.99
                  £12.99
                • Shimano RD-RX812 rear derailleur cable fixing bolt and plate replacement component for bicycle gear shifting.Shimano RD-RX812 rear derailleur cable fixing bolt and plate replacement component for bicycle drivetrain.

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

                    Optimize your bicycle’s gear shifting performance with the genuine Shimano RD-RX812 cable fixing bolt and plate. Engineered to provide precise rear derailleur adjustments, this component ensures smooth and reliable gear changes essential for both casual riders and cycling enthusiasts. Manufactured by Shimano, a trusted...
                    £1.99
                    £1.99
                  • Shimano Spares RD-RX812 rear derailleur P-cover unit for replacement component, showing close-up of the derailleur part.Shimano Spares RD-RX812 rear derailleur P-Cover unit, bicycle component replacement part for Shimano mountain bike derailleurs.

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

                      The Shimano Spares RD-RX812 P-cover unit is an essential replacement component engineered to preserve the optimal function of your rear derailleur. Crafted with precision, this genuine part ensures consistent and reliable transmission performance, contributing to the smooth operation of your drivetrain system. It is...
                      £4.99
                      £4.99
                    • Shimano RD-RX810 rear derailleur stabilizer unit replacement part for bicycle components, in black with mounting hardwareShimano RD-RX810 rear derailleur stabilizer unit replacement part, Shimano Spares component for bike gear shifting.

                        Shimano RD-RX810 Rear Derailleur Stabilizer Unit Replacement Part

                        Enhance your cycling experience with the genuine Shimano Spares RD-RX810 stabilizer unit, engineered to deliver exceptional rear derailleur performance. This component is meticulously designed to provide smooth and precise gear shifting, ensuring your ride remains stable and responsive under various conditions. Its compatibility with...
                        £9.99
                        £9.99
                      • Shimano RD-RX810 switch lever unit and fixing plate replacement part for bike shifters, Shimano Spares component.Shimano RD-RX810 switch lever unit and fixing plate replacement component for bike gear shifters.

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

                          Enhance your bike’s shifting precision and reliability with the genuine Shimano RD-RX810 switch lever unit and fixing plate. Engineered to deliver smooth and accurate gear changes, this component is essential for maintaining the high performance of your transmission system. Whether you are upgrading or...
                          £1.99
                          £1.99
                        • Shimano RD-M7100 P-Cover unit replacement part for rear derailleur, close-up of component on a bicycle drivetrain.Shimano RD-M7100 P-Cover unit replacement part for rear derailleur, bicycle component showing the small derailleur cover.

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

                            The Shimano Spares RD-M7100 P-cover unit is a genuine replacement component engineered to ensure the longevity and precise operation of your Shimano rear derailleur. Designed specifically for the RD-M7100 model, this part guarantees a perfect fit, maintaining smooth and reliable gear shifting essential for...
                            £3.99
                            £3.99
                          • Shimano RD-M7100 rear derailleur bracket axle unit replacement part for bicycle components, showing the metal axle and mounting hardware.Shimano RD-M7100 rear derailleur bracket axle unit replacement part for bicycle components, Shimano Spares.

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

                              The Shimano Spares RD-M7100 bracket axle unit is an essential replacement component engineered to uphold the high standards of Shimano’s drivetrain systems. Designed for precise fitment with the RD-M7100 rear derailleur, this genuine part guarantees consistent and reliable gear shifting performance, ensuring your bicycle...
                              £12.99
                              £12.99
                            • Shimano Spares RD-M7100 rear derailleur bumper replacement part for smooth shifting on bike components.Shimano Spares RD-M7100 rear derailleur bumper replacement part for smooth shifting on bicycle components.

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

                                Maintain the peak performance of your Shimano rear derailleur with the genuine Shimano Spares RD-M7100 bumper. Engineered for durability and precision, this replacement part is essential for preserving smooth gear transitions and extending the lifespan of your transmission system. Its authentic design ensures compatibility...
                                £1.99
                                £1.99
                              • Shimano RD-M8120 SGS P-Axle unit and O-ring replacement spare part for bike derailleur components.Shimano RD-M8120 SGS P-Axle Unit and O-Ring replacement spare part for bike components, shown in the image with detailed parts.

                                  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, is engineered to deliver precise and reliable performance for your rear derailleur. As a genuine Shimano replacement part, it ensures an exact fit and long-lasting durability, maintaining the integrity of your drivetrain system. This component...
                                  £5.99
                                  £5.99
                                • Shimano RD-M8120 SGS rear derailleur outer plate assembly for bike components, part of Shimano spare parts collection.Shimano RD-M8120 SGS rear derailleur outer plate assembly, bicycle component spare part with metal construction and mounting details

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

                                    Enhance the shifting precision of your bike with the genuine Shimano Spares RD-M8120 outer plate assembly, SGS. Engineered to deliver reliable and consistent rear derailleur performance, this component is an essential upgrade for maintaining the efficiency of your transmission system. Its design ensures seamless...
                                    £17.99
                                    £17.99
                                  • Shimano RD-M8120 rear derailleur stroke adjusting screws and plate replacement components, bike gear maintenance partsShimano RD-M8120 rear derailleur stroke adjusting screws and replacement plate, bike component parts for derailleur maintenance.

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

                                      Enhance your bike’s drivetrain performance with the genuine Shimano RD-M8120 stroke adjusting screws and plate. Engineered for precise rear derailleur adjustments, this component delivers consistent, smooth gear shifts, ensuring your transmission operates at peak efficiency. Its design caters specifically to the RD-M8120 model, making...
                                      £1.99
                                      £1.99
                                    • Shimano RD-M8120 switch lever unit with fixing plate, genuine replacement component for bike gear shifting.Shimano RD-M8120 switch lever unit with fixing plate, genuine replacement component for bike gear shifters.

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

                                        Enhance your cycling experience with the Shimano RD-M8120 switch lever unit and fixing plate, engineered to deliver precise and reliable gear shifting. This genuine replacement part is meticulously designed to restore optimal performance to your rear derailleur, ensuring smooth and consistent transmission operation. Whether...
                                        £2.99
                                        £2.99
                                      • Shimano RD-M8120 rear derailleur P-cover unit, genuine spare component for bike gear shifting system.Shimano RD-M8120 rear derailleur P-cover unit, genuine spare component for bike gear shifting, shown on a white background.

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

                                          Ensure your bike’s drivetrain remains in peak condition with the Shimano Spares RD-M8120 P-cover unit. This genuine replacement part is engineered to provide reliable protection for your rear derailleur, preserving its performance and extending its lifespan. Designed exclusively for Shimano components, it guarantees a...
                                          £3.99
                                          £3.99
                                        • Shimano RD-M8120 SGS rear derailleur inner plate replacement spare part for mountain bike components.Shimano RD-M8120 SGS rear derailleur inner plate replacement component for mountain bike gear systems.

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

                                            Enhance the performance and reliability of your Shimano RD-M8120 rear derailleur with the genuine RD-M8120 inner plate, SGS. This precision-engineered replacement part is designed to restore optimal shifting function, ensuring smooth and accurate gear changes every time. Manufactured to meet Shimano’s stringent quality standards,...
                                            £8.99
                                            £8.99
                                          • Shimano RD-M8100 rear derailleur pulley bolt set for bicycle components, genuine Shimano spares, close-up of replacement parts.Shimano RD-M8100 rear derailleur pulley bolt set for bike components, genuine Shimano spare parts.

                                              Shimano RD-M8100 Rear Derailleur Pulley Bolt Set Genuine Replacement Spares

                                              Ensure your Shimano RD-M8100 rear derailleur operates at peak efficiency with this genuine pulley bolt set. Engineered for precise compatibility and reliable durability, these bolts facilitate smooth and accurate gear shifts, maintaining optimal drivetrain performance. Whether upgrading or replacing worn components, this set guarantees...
                                              £1.99
                                              £1.99
                                            • Shimano RD-M8100 rear derailleur outer plate assembly for road bike, replacement component with precise machining and finishing.Shimano RD-M8100 rear derailleur outer plate assembly for mountain bike gear shifting, replacement component.

                                                Shimano RD-M8100 Rear Derailleur Outer Plate Assembly SGS Replacement Part

                                                Enhance your bike's drivetrain reliability with the genuine Shimano Spares RD-M8100 outer plate assembly SGS. Engineered to deliver precise and consistent shifting, this component is essential for maintaining the high performance of your Shimano RD-M8100 rear derailleur. Crafted with Shimano’s renowned quality standards, it...
                                                £17.99
                                                £17.99
                                              • Shimano RD-M8100 rear derailleur end adjust bolt and plate, M4 x 14.1mm, bicycle spare component for precise gear shifting.Shimano RD-M8100 rear derailleur end adjust bolt and plate, M4 x 14.1mm spare part for bicycle components.

                                                  Shimano RD-M8100 Rear Derailleur End Adjust Bolt & Plate M4 x 14.1mm Spare Part

                                                  Enhance your bike’s shifting precision with the genuine Shimano Spares RD-M8100 end adjust bolt and plate, engineered to deliver reliable and smooth gear changes. This essential component is designed specifically for the RD-M8100 rear derailleur, ensuring perfect compatibility and seamless integration within your drivetrain...
                                                  £1.99
                                                  £1.99
                                                • Shimano RD-M8100 rear derailleur stroke adjusting screws and plate replacement components for bike gear shifting.Shimano RD-M8100 rear derailleur stroke adjusting screws and plate replacement, bicycle component parts for precise gear shifting.

                                                    Shimano RD-M8100 Rear Derailleur Stroke Adjusting Screws and Plate Replacement

                                                    Maintain the precision and reliability of your Shimano RD-M8100 rear derailleur with these genuine stroke adjusting screws and plate. Engineered by Shimano, this replacement part ensures seamless compatibility and robust performance, essential for preserving the integrity of your bike’s transmission system. Designed to facilitate...
                                                    £1.99
                                                    £1.99
                                                  • Shimano RD-M8100 P-Cover Unit rear derailleur component for Shimano Spares mountain bike drivetrain repair.Shimano RD-M8100 P-Cover Unit rear derailleur component for mountain bike, showing the genuine replacement part with mounting details.

                                                      Shimano RD-M8100 P-Cover Unit Genuine Rear Derailleur Replacement Part

                                                      The Shimano Spares RD-M8100 P-cover unit is an essential component designed to provide robust protection for your rear derailleur. Engineered to fit perfectly with the RD-M8100 model, this genuine Shimano part ensures reliable durability and maintains optimal drivetrain performance. Its precise compatibility helps preserve...
                                                      £5.99
                                                      £5.99
                                                    • Shimano RD-M8100 bracket axle unit replacement part for rear derailleur, rear mech spare component, Shimano Spares.Shimano RD-M8100 rear derailleur bracket axle unit, replacement bike component for Shimano spare parts, close-up view

                                                        Shimano RD-M8100 Bracket Axle Unit Replacement Part for Rear Mech Spares

                                                        Enhance the reliability and performance of your bicycle with the genuine Shimano Spares RD-M8100 bracket axle unit. Engineered specifically for the RD-M8100 rear mech, this replacement part ensures seamless gear shifting and consistent drivetrain operation. Its precise design guarantees perfect compatibility, maintaining the integrity...
                                                        £13.99
                                                        £13.99
                                                      • Shimano RD-M8100 SGS inner plate replacement for rear derailleur, showcasing the durable derailleur component part.Shimano RD-M8100 SGS rear derailleur inner plate replacement component for bike drivetrain spares.

                                                          Shimano RD-M8100 SGS Inner Plate Replacement for Rear Derailleur Spares

                                                          Enhance the performance and longevity of your Shimano drivetrain with the genuine Shimano Spares RD-M8100 inner plate SGS. Engineered to meet the exacting standards of Shimano’s transmission systems, this replacement part ensures precise and reliable shifting for your rear derailleur. Designed specifically for the...
                                                          £7.99
                                                          £7.99
                                                        • Shimano RD-RX800-GS rear derailleur outer plate assembly, genuine replacement component for bike gear shifting.Shimano RD-RX800-GS rear derailleur outer plate assembly, genuine replacement component for bicycle gear shifting.

                                                            Shimano RD-RX800-GS Rear Derailleur Outer Plate Assembly Genuine Replacement Part

                                                            Enhance the performance and reliability of your bike’s drivetrain with the genuine Shimano Spares RD-RX800-GS outer plate assembly. Engineered to deliver precise shifting, this component is an essential replacement part designed specifically for the RD-RX800-GS rear derailleur. Its high-quality construction ensures consistent transmission efficiency,...
                                                            £11.99
                                                            £11.99
                                                          • Shimano RD-M8100 GS inner plate replacement part for rear derailleur, showing detailed metal component.

                                                              Shimano RD-M8100 GS Inner Plate Replacement Part for Rear Derailleur

                                                              Maintain the high performance and reliability of your Shimano RD-M8100 derailleur with this genuine inner plate, GS. Engineered for precision, it ensures smooth and accurate gear shifting, essential for optimal cycling efficiency. This replacement component is crafted to exact specifications, guaranteeing a perfect fit...
                                                              £8.99
                                                              £8.99
                                                            • Shimano RD-RX800 P-Axle rear derailleur spare part for bike components, showing the replacement axle unit in silver.Shimano RD-RX800 P-Axle unit rear derailleur spare part for bike components, showing detailed close-up of the replacement part.

                                                                Shimano RD-RX800 P-Axle Unit Replacement Rear Derailleur Spare Part

                                                                Ensure optimal performance and reliability for your bike’s drivetrain with the Shimano Spares RD-RX800 P-axle unit. This genuine replacement part is engineered to deliver smooth and consistent rear derailleur operation, preserving the efficiency of your transmission system. Designed for seamless integration, it guarantees compatibility...
                                                                £5.99
                                                                £5.99
                                                              Recently Viewed Products

                                                              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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