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-R8150 rear derailleur bracket axle unit spare for normal type bicycle components, part of Shimano Spares.

      Shimano RD-R8150 Bracket Axle Unit Spare for Normal Type Rear Derailleur

      Enhance your bike's drivetrain performance with the Shimano Spares RD-R8150 bracket axle unit, engineered to deliver precise and reliable shifting. This genuine Shimano component is specifically designed for normal type rear derailleurs, ensuring seamless compatibility and optimal functionality. Its robust construction guarantees long-lasting durability,...
      £45.99
      £45.99
    • Shimano RD-R8150 P-Tension Spring for rear derailleur, genuine replacement part for Shimano components, showing the metal spring.Shimano RD-R8150 P-Tension Spring for rear derailleur, genuine spare component, with metal coil and precision engineering details.

        Shimano RD-R8150 P-Tension Spring Genuine Rear Derailleur Replacement Part

        Enhance your bicycle’s shifting precision with the genuine Shimano RD-R8150 P-tension spring, engineered to deliver consistent and reliable rear derailleur performance. This specialised component is crafted to seamlessly integrate with the RD-R8150 rear mech system, ensuring optimal tension and smooth gear changes under various...
        £2.99
        £2.99
      • Shimano RD-R7150 rear derailleur end adjustment screw and plate spare parts for bike component maintenance.

          Shimano RD-R7150 Rear Derailleur End Adjustment Screw and Plate Spare Parts

          Enhance your bike’s shifting precision with the genuine Shimano Spares RD-R7150 end adjustment screw and plate. Engineered to restore the exact gear indexing on your rear derailleur, this component ensures reliable and consistent performance, critical for maintaining smooth gear transitions during your rides. As...
          £5.99
          £5.99
        • Shimano Spares RD-R7150 rear derailleur stroke adjustment bolt and plate replacement components for bike gear tuning.

            Shimano RD-R7150 Rear Derailleur Stroke Adjustment Bolt and Plate Replacement Parts

            Maintain exceptional shifting precision with the genuine Shimano RD-R7150 stroke adjustment bolt and plate. Engineered specifically for the RD-R7150 rear derailleur, this component ensures reliable gear changes and consistent drivetrain performance. Its precise design supports optimal transmission function, contributing to smooth and accurate rear...
            £5.99
            £5.99
          • Shimano RD-R7150 rear derailleur bracket axle unit for bike components, genuine replacement part from Shimano Spares.

              Shimano RD-R7150 Rear Mech Bracket Axle Unit Genuine Replacement Part

              Maintain the precision and reliability of your Shimano drivetrain with the genuine Shimano Spares RD-R7150 bracket axle unit. Engineered specifically for Shimano rear mechs, this authentic replacement part ensures seamless gear shifting performance and optimal transmission function. Its precise construction guarantees perfect compatibility, making...
              £24.99
              £24.99
            • Shimano Spares RD-RX817 outer plate assembly for rear derailleur, genuine replacement component for bicycle gear systems.Shimano Spares RD-RX817 outer plate assembly for rear derailleur, genuine replacement component for bike gear shifting.

                Shimano Spares RD-RX817 Outer Plate Assembly Genuine Rear Mech Replacement Part

                Enhance your bicycle’s drivetrain reliability with the genuine Shimano Spares RD-RX817 outer plate assembly. Engineered to deliver precise rear derailleur operation, this component ensures consistently smooth gear shifts, contributing to an optimal riding experience. Its design prioritises durability and exact fitment, maintaining the integrity...
                £29.99
                £29.99
              • Shimano RD-RX817 rear derailleur mech P-axle and O-ring replacement parts for bike gear shifting components.Shimano RD-RX817 rear derailleur mechatronic P-axle and O-ring replacement parts for bicycle components.

                  Shimano RD-RX817 Rear Mech P-Axle and O-Ring Replacement Parts

                  Maintain the optimal performance of your bicycle’s drivetrain with the genuine Shimano RD-RX817 P-axle and O-ring. Engineered to precise standards, this replacement part ensures smooth shifting and reliable operation by preserving the integrity of your rear mech. Designed specifically for the RD-RX817 model, it...
                  £9.99
                  £9.99
                • Shimano RD-RX817 rear derailleur switch lever unit, replacement component for bike rear mech, Shimano Spares.Shimano RD-RX817 rear derailleur switch lever unit for bike rear mechs, replacement component by Shimano Spares.

                    Shimano RD-RX817 Switch Lever Unit Replacement for Rear Mech Spares

                    Enhance your bike’s shifting precision with the Shimano Spares RD-RX817 switch lever unit, a genuine replacement designed to maintain optimal transmission performance. This component is engineered to seamlessly integrate with the Shimano RD-RX817 rear mech, ensuring reliable and accurate gear changes that contribute to...
                    £10.99
                    £10.99
                  • Shimano Spares RD-RX817 rear derailleur stabilizer unit for smooth shifting on bicycle components.Shimano Spares RD-RX817 rear derailleur stabilizer unit for smooth shifting, component detail image.

                      Shimano Spares RD-RX817 Rear Derailleur Stabilizer Unit for Smooth Shifting

                      Enhance the performance and reliability of your bicycle's drivetrain with the genuine Shimano Spares RD-RX817 stabilizer unit. Engineered to deliver smooth and precise rear derailleur operation, this component plays a critical role in maintaining consistent gear shifts, ensuring a dependable ride every time. Designed...
                      £32.99
                      £32.99
                    • Shimano RD-RX817 P-Cover replacement part for rear derailleur system, component for bike gear shifting.Shimano RD-RX817 P-Cover unit replacement part for rear derailleur system, showing the component's detailed design.

                        Shimano RD-RX817 P-Cover Unit Replacement Part for Rear Derailleur System

                        The Shimano Spares RD-RX817 P-cover unit is a precision-engineered replacement component designed to maintain optimal performance of your bike’s rear derailleur system. This genuine part ensures reliable and consistent gear shifting, contributing to a smooth and efficient riding experience. Manufactured by Shimano, it guarantees...
                        £10.99
                        £10.99
                      • Shimano Spares RD-RX815 rear derailleur outer plate assembly for bike components, replacement part with metal construction.Shimano Spares RD-RX815 rear derailleur outer plate assembly, bicycle component replacement part with metal construction and mounting hardware.

                          Shimano Spares RD-RX815 Rear Derailleur Outer Plate Assembly Replacement Part

                          Maintain the high performance and reliability of your Shimano drivetrain with the genuine Shimano Spares RD-RX815 outer plate assembly. Engineered specifically for the RD-RX815 rear derailleur, this replacement part ensures precise gear shifting and consistent transmission efficiency. Its exact fit and durable construction uphold...
                          £21.99
                          £21.99
                        • Shimano RD-R8050-GS rear derailleur outer plate and fixing bolt replacement component for bicycle drivetrain.Shimano RD-R8050-GS rear derailleur outer plate and fixing bolt replacement parts for bicycle components.

                            Shimano RD-R8050-GS Rear Derailleur Outer Plate and Fixing Bolt Replacement Part

                            Enhance the reliability and precision of your Shimano drivetrain with the genuine Shimano RD-R8050-GS outer plate and fixing bolt. Engineered to exacting standards, this replacement component ensures seamless gear shifting and long-lasting performance for your rear derailleur. Designed exclusively for the RD-R8050-GS model, it...
                            £16.99
                            £16.99
                          • Shimano RD-R8050 rear derailleur pulley bolts pair, genuine replacement components for bike gear shifting repair.Pair of Shimano RD-R8050 rear derailleur pulley bolts, genuine replacement components for precise bike gear shifting.

                              Shimano RD-R8050 Rear Derailleur Pulley Bolts Pair – Genuine Replacement Spares

                              Enhance your bicycle's drivetrain reliability with genuine Shimano RD-R8050 pulley bolts, engineered for precision and endurance. These essential components are designed to maintain optimal performance of the RD-R8050 rear derailleur, ensuring smooth and accurate gear changes throughout your ride. Crafted with high-quality materials, these...
                              £3.99
                              £3.99
                            • Shimano RD-R8050 rear derailleur outer plate and fixing bolt spare parts for bike components.Shimano RD-R8050 rear derailleur outer plate and fixing bolt spare part for bike components.

                                Shimano RD-R8050 Rear Derailleur Outer Plate & Fixing Bolt Spare Part

                                Enhance the reliability and performance of your bicycle drivetrain with the genuine Shimano Spares RD-R8050 outer plate and fixing bolt. Engineered specifically for the Shimano RD-R8050 rear derailleur, this replacement part ensures precise compatibility and maintains the integrity of your gear shifting system. By...
                                £16.99
                                £16.99
                              • Shimano RD-R8050 rear derailleur stroke adjusting bolts and plate replacement parts for bike component maintenance.Shimano RD-R8050 rear derailleur stroke adjusting bolts and replacement plate, bike component repair parts.

                                  Shimano RD-R8050 Rear Derailleur Stroke Adjusting Bolts and Plate Replacement Parts

                                  Enhance the precision and reliability of your bicycle’s gear shifting with the genuine Shimano RD-R8050 stroke adjusting bolts and plate. Engineered specifically for the RD-R8050 rear derailleur, these components deliver consistent performance and durability, ensuring your drivetrain operates smoothly under all conditions. By choosing...
                                  £11.99
                                  £11.99
                                • Shimano Spares RD-R8050 rear derailleur end adjusting bolt and plate replacement for bike gear components.Shimano Spares RD-R8050 rear derailleur end adjusting bolt and plate replacement, bike component parts for Shimano bike derailleur.

                                    Shimano Spares RD-R8050 Rear Derailleur End Adjusting Bolt and Plate Replacement

                                    Ensure your bicycle’s gear shifting remains flawless with the Shimano Spares RD-R8050 end adjusting bolt and plate. This genuine replacement part is engineered to deliver precise rear derailleur adjustment, facilitating smooth and reliable gear transitions every time you ride. Manufactured to meet Shimano’s stringent...
                                    £2.99
                                    £2.99
                                  • Shimano Spares RD-M5120 rear derailleur pulley bolts replacement pack of 2, bike component hardware.Shimano RD-M5120 rear derailleur pulley bolts replacement pack of 2, bicycle components for derailleur maintenance.

                                      Shimano RD-M5120 Rear Derailleur Pulley Bolts Replacement Pack of 2

                                      Maintain the precision and reliability of your Shimano RD-M5120 rear derailleur with these genuine pulley bolts, engineered to deliver consistent performance and durability. Crafted to meet Shimano’s exacting standards, these bolts ensure the secure attachment of pulley wheels, which is critical for smooth and...
                                      £1.99
                                      £1.99
                                    • Shimano RD-M5120 SGS-Type right outer plate assembly for bicycle derailleur replacement, showing detailed component part.Shimano RD-M5120 SGS-Type right outer plate assembly, bike gear component for Shimano spares, showing metal and plastic parts.

                                        Shimano RD-M5120 SGS-Type Right Outer Plate Assembly Replacement Part

                                        Enhance your bike’s shifting precision with the genuine Shimano Spares RD-M5120 right outer plate assembly, SGS-type. Engineered to meet Shimano’s exacting standards, this component ensures seamless integration with your rear derailleur, delivering reliable and consistent gear changes. Its precise fit and robust construction make...
                                        £9.99
                                        £9.99
                                      • Shimano RD-M5120 rear derailleur stroke adjusting screws and plate replacement parts for bike component repair.Shimano Spares rear derailleur stroke adjusting screws and plate replacement parts for Shimano RD-M5120 components.

                                          Shimano RD-M5120 Rear Derailleur Stroke Adjusting Screws and Plate Replacement Parts

                                          Maintain the peak performance of your Shimano RD-M5120 rear derailleur with these genuine stroke adjusting screws and plate. Engineered for precision, these components enable accurate tuning, ensuring smooth and reliable gear shifts on every ride. By using authentic Shimano parts, you can trust in...
                                          £1.99
                                          £1.99
                                        • Shimano RD-M5120 rear derailleur cable fixing bolt and plate, M5 x 9.2mm replacement component for bike gear shifting.Shimano RD-M5120 rear derailleur cable fixing bolt and plate, M5 x 9.2mm replacement component for bike gear shifting.

                                            Shimano RD-M5120 Rear Derailleur Cable Fixing Bolt and Plate M5 x 9.2mm Replacement

                                            Enhance your cycling performance with the Shimano Spares RD-M5120 cable fixing bolt and plate, a precision-engineered component designed to ensure smooth and reliable gear shifting. This genuine replacement part is crafted to maintain consistent cable tension, providing optimal performance and durability for your Shimano...
                                            £1.99
                                            £1.99
                                          • Shimano Spares RD-M5120-B bracket axle unit for rear derailleur, replacement component for normal type bike gear systemsShimano Spares RD-M5120-B bracket axle unit for rear derailleur, showing the metal component and mounting points.

                                              Shimano Spares RD-M5120-B Bracket Axle Unit for Normal Type Rear Mech Replacement

                                              The Shimano Spares RD-M5120-B bracket axle unit is a precision-engineered genuine replacement part designed specifically for normal type rear derailleur setups. This component plays a critical role in maintaining optimal transmission performance, ensuring smooth and reliable gear shifting essential for consistent cycling efficiency. Crafted...
                                              £9.99
                                              £9.99
                                            • Shimano Deore RD-M5120 SGS rear derailleur tension and guide pulley set, bike component for smooth gear shifting.Shimano Deore RD-M5120 SGS rear derailleur tension and guide pulley set showing metal pulleys and mounting hardware for bike components.

                                                Shimano Deore RD-M5120 SGS Rear Derailleur Tension & Guide Pulley Set Replacement

                                                Enhance the performance and reliability of your drivetrain with this genuine tension and guide pulley set, specifically engineered for the Shimano Deore RD-M5120 SGS rear derailleurs. Designed to maintain optimal chain tension and guide the chain with precision, this pulley set ensures smooth, consistent...
                                                £6.09
                                                £6.99
                                                £6.09
                                                Save £0.90
                                              • Shimano RD-M5120 left inner plate SGS type for rear derailleur, replacement component, black metal bike part.Shimano RD-M5120 left inner plate for rear derailleur, replacement component, showing the metal plate with mounting holes.

                                                  Shimano RD-M5120 Left Inner Plate SGS Type Replacement for Rear Derailleur

                                                  Enhance your bike's shifting precision and reliability with the genuine Shimano Spares RD-M5120 left inner plate, SGS type. Engineered to meet Shimano's rigorous quality standards, this replacement component ensures seamless transmission and optimal performance for your rear derailleur. Whether you are maintaining or repairing...
                                                  £3.99
                                                  £3.99
                                                • Shimano RD-M5100 SGS rear derailleur outer plate assembly for replacement, showing the genuine bike component with gear teeth and mounting points.Shimano RD-M5100 SGS rear derailleur outer plate assembly for bike gear components, genuine Shimano spare part.

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

                                                    Enhance your bicycle’s drivetrain performance with the genuine Shimano Spares RD-M5100 outer plate assembly, SGS. Engineered specifically for Shimano’s RD-M5100 series, this replacement component guarantees precise and reliable rear derailleur operation, ensuring seamless gear shifts and improved transmission efficiency. Its exact fitment restores your...
                                                    £10.99
                                                    £10.99
                                                  • Shimano RD-M5100 rear derailleur bracket axle unit, replacement spare component for bike rear mech.Shimano RD-M5100 rear derailleur bracket axle unit for replacement, showing the metal component with mounting points.

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

                                                      The Shimano Spares RD-M5100 bracket axle unit is an essential component designed to restore and maintain the smooth operation of your RD-M5100 rear derailleur. Engineered as a genuine Shimano replacement part, it ensures precise compatibility and reliable transmission performance, reflecting the high standards synonymous...
                                                      £9.99
                                                      £9.99
                                                    • Shimano Deore RD-M5100 rear derailleur tension and guide pulley set for bike gear shifting components.Shimano Deore rear derailleur tension and guide pulley set, bicycle components for smooth gear shifting.

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

                                                        Enhance your cycling experience with the Shimano Deore RD-M5100 tension and guide pulley set, engineered to deliver precise and reliable shifting performance. This genuine Shimano replacement part is designed to seamlessly integrate with your rear derailleur, ensuring smooth chain movement and optimal drivetrain efficiency....
                                                        £7.83
                                                        £8.99
                                                        £7.83
                                                        Save £1.16
                                                      • Shimano RD-M6100 rear derailleur P-cover, genuine replacement component for bike gear shifting, Shimano Spares.Shimano RD-M6100 rear derailleur P-cover, genuine replacement component for bike gear shifting, shown on a plain background.

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

                                                          Enhance the durability and functionality of your bike’s transmission system with the Shimano Spares RD-M6100 P-cover. This genuine replacement part is engineered to provide robust protection for your rear derailleur, ensuring consistent and reliable performance. Designed with precision, it safeguards your rear mech from...
                                                          £4.99
                                                          £4.99
                                                        • Shimano RD-M6100 rear derailleur bracket axle unit replacement component for bike derailleur spares.Shimano RD-M6100 rear derailleur bracket axle unit for bike component replacement, shown with metal parts and mounting details.

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

                                                            Enhance the reliability and performance of your bike’s transmission system with the genuine Shimano Spares RD-M6100 bracket axle unit. Engineered specifically for the RD-M6100 rear derailleur, this component guarantees precise alignment and smooth gear shifting, essential for maintaining optimal drivetrain efficiency. Its design ensures...
                                                            £10.99
                                                            £10.99
                                                          • Shimano RD-M6100 SGS inner plate replacement part for rear derailleur, showing the metal component with gear teeth and mounting holes.Shimano RD-M6100 SGS rear derailleur inner plate replacement part for bicycle gear components.

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

                                                              Enhance the performance and reliability of your bicycle’s drivetrain with the Shimano Spares RD-M6100 inner plate SGS type. As a genuine Shimano replacement part, it guarantees precise compatibility and maintains the integrity of your rear derailleur system. This component is engineered to deliver smooth,...
                                                              £3.99
                                                              £3.99
                                                            • Shimano RD-RX400 SGS rear derailleur outer plate assembly for bicycle components, showing the replacement part with mounting details.Shimano RD-RX400 SGS rear derailleur outer plate assembly, bicycle component replacement part, close-up view.

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

                                                                Maintain the peak performance of your Shimano RD-RX400 SGS rear derailleur with this genuine Shimano Spares outer plate assembly. Engineered with precision and reliability, this replacement component ensures your drivetrain operates smoothly and efficiently, preserving the integrity of your bike’s shifting system. Trust in...
                                                                £7.99
                                                                £7.99
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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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