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-M5130-GS P-Cover rear derailleur spare part for bike components, showcasing the small metal cover with branding.

      Shimano RD-M5130-GS P-Cover Unit Spare Part for Rear Derailleur

      Enhance your bike's performance with the genuine Shimano RD-M5130-GS P-cover unit. Designed for durability, it ensures smooth shifting and reliable operation. This original Shimano spare part fits perfectly on compatible rear mechs, keeping your transmission in top condition. Easy to install, it maintains the...
      £3.99
      £3.99
    • Shimano RD-M5130 GS rear derailleur inner plate replacement part for bike components, in black with metal finish.

        Shimano RD-M5130 GS Rear Derailleur Inner Plate Replacement Spare Part

        The Shimano Spares RD-M5130 inner plate, GS ensures smooth and reliable shifting performance. This genuine Shimano component is designed for durability and precision in your rear mech system. Made as an exact replacement, it maintains the optimal function of your transmission, keeping your bike...
        £3.99
        £3.99
      • Shimano RD-M8130-SGS rear derailleur P-cover and cap replacement component for mountain bike drivetrain.

          Shimano RD-M8130-SGS Rear Derailleur P-Cover and Cap Replacement Part

          Ensure smooth and reliable shifting with the Shimano RD-M8130-SGS P-cover and cap. This genuine Shimano spare part guarantees perfect fit and durability. Designed specifically for rear mech maintenance, it helps keep your transmission functioning at its best, extending the life of your drivetrain components....
          £1.99
          £1.99
        • Shimano RD-M8130-SGS P-Cover unit replacement part for rear derailleur, showing the component's detailed view.

            Shimano RD-M8130-SGS P-Cover Unit Replacement Part for Rear Mech

            The Shimano Spares RD-M8130-SGS P-cover unit is a genuine replacement part designed to keep your rear mech functioning flawlessly. Crafted with precision, it ensures optimal transmission performance and durability. Perfect for maintaining and repairing your Shimano drivetrain, this component guarantees compatibility and reliability for...
            £3.99
            £3.99
          • Shimano Deore XT RD-M8130-SGS derailleur tension and guide pulley set for rear bicycle derailleur components

              Shimano Deore XT RD-M8130-SGS Tension & Guide Pulley Set for Rear Derailleur

              Upgrade your drivetrain with the Shimano Deore XT RD-M8130-SGS tension and guide pulley set. Designed for optimal performance, this genuine Shimano component ensures smooth shifting and reliable transmission. Crafted to fit perfectly with your Deore XT rear mech, it delivers durability and precision for...
              £18.60
              £19.99
              £18.60
              Save £1.39
            • Shimano RD-R8150 rear derailleur stroke adjusting screws and plate replacement components, black metal parts for bike gear maintenance.

                Shimano RD-R8150 Rear Mech Stroke Adjusting Screws and Plate Replacement Parts

                Keep your Shimano RD-R8150 rear mech performing at its best with genuine stroke adjusting screws and plate. Precision-engineered for smooth transmission and reliable shifting. Designed specifically as a replacement part, it ensures compatibility and durability, extending the life of your drivetrain components. What It’s...
                £3.99
                £3.99
              • Shimano RD-R8150 bracket axle unit spare for normal type rear derailleur, close-up of bike components.

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

                  Upgrade your bike's performance with the Shimano Spares RD-R8150 bracket axle unit. Designed for normal type rear mechs, this genuine Shimano part ensures precise transmission and durability. Easy to install and built to last, it restores your bike’s shifting reliability and extends the life...
                  £45.99
                  £45.99
                • Shimano RD-R8150 P-Tension Spring for rear derailleur, genuine spare component for Shimano bike components.Shimano RD-R8150 P-Tension Spring for rear derailleur, genuine spare component, close-up of the small metal spring part.

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

                    Ensure smooth shifting with the genuine Shimano RD-R8150 P-tension spring. Designed specifically for rear mech systems, it guarantees optimal performance and durability. Perfect for maintaining your transmission's reliability, this authentic replacement part fits seamlessly into your existing setup. What It’s Good For Restoring precise...
                    £2.99
                    £2.99
                  • Shimano RD-R7150 rear derailleur end adjustment screw and plate spare parts for bicycle component repair.

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

                      Ensure precise gear shifting with the Shimano Spares RD-R7150 end adjustment screw and plate. This genuine Shimano component guarantees reliable performance for your rear mech. Designed for easy installation, it restores smooth transmission control and extends the life of your drivetrain. Keep your bike...
                      £5.99
                      £5.99
                    • Shimano RD-R7150 rear derailleur stroke adjustment bolt and plate replacement components for bike gear shifting.

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

                        Ensure precise rear derailleur performance with the Shimano RD-R7150 stroke adjustment bolt and plate. This genuine Shimano component guarantees reliable shifting and longevity. Designed specifically for the RD-R7150, it maintains optimal transmission function and smooth gear changes. What It’s Good For Restoring accurate derailleur...
                        £5.99
                        £5.99
                      • Shimano RD-R7150 rear derailleur mech bracket axle unit, genuine replacement component for bike drivetrain.

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

                          The Shimano Spares RD-R7150 bracket axle unit is an essential genuine replacement for maintaining optimal performance. Designed specifically for Shimano rear mechs, it ensures smooth and reliable gear shifting. Crafted with precision, this component guarantees compatibility and durability, making it a trustworthy choice for...
                          £24.99
                          £24.99
                        • Shimano Spares RD-RX817 outer plate assembly rear derailleur replacement part for Shimano bicycle components.Shimano Spares RD-RX817 rear derailleur outer plate assembly for bicycle gear components, genuine replacement part.

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

                            Upgrade your bike's performance with the Shimano Spares RD-RX817 outer plate assembly. This genuine Shimano component ensures precise rear mech operation and smooth gear shifts. Designed for durability and perfect fit, it maintains the integrity of your transmission system, keeping your ride reliable and...
                            £29.99
                            £29.99
                          • Shimano RD-RX817 rear derailleur mech with P-axle and O-ring replacement parts, close-up of components for bike gear shifting.Shimano RD-RX817 rear derailleur components including P-axle and O-ring for bicycle drivetrain repair and maintenance.

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

                              Ensure smooth shifting and reliable performance with the Shimano RD-RX817 P-axle and O-ring. Designed as a genuine replacement part, it maintains the integrity of your rear mech and transmission system. Crafted for durability and precision, this component helps keep your bike running efficiently by...
                              £9.99
                              £9.99
                            • Shimano RD-RX817 rear derailleur switch lever unit, compatible replacement component for bike rear mech spares.Shimano RD-RX817 rear derailleur switch lever unit, bike component replacement for Shimano rear mech, close-up view.

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

                                The Shimano Spares RD-RX817 switch lever unit ensures precise gear shifting and reliable performance. Designed as a genuine replacement part, it maintains your bike’s optimal transmission function. Easy to install, this component restores smooth operation for your rear mech and enhances riding experience. Trust...
                                £10.99
                                £10.99
                              • Shimano Spares RD-RX817 rear derailleur stabilizer unit for smooth shifting, bicycle components, close-up view.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

                                  The Shimano Spares RD-RX817 stabilizer unit ensures smooth and precise rear derailleur performance. This genuine Shimano component enhances shifting stability for reliable rides. What It’s Good For Maintains stable chain tension for consistent gear changes Durable construction for long-lasting use Easy replacement part for...
                                  £32.99
                                  £32.99
                                • Shimano RD-RX817 P-Cover replacement part for rear derailleur system, close-up of the component on a white background.Shimano RD-RX817 P-Cover unit replacement part for rear derailleur system, showcasing 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 genuine replacement part designed for reliable performance and durability. Perfect for maintaining your bike's rear mech system, it ensures smooth and precise gear shifting with every ride. Crafted by Shimano, this component guarantees compatibility and quality,...
                                    £10.99
                                    £10.99
                                  • Shimano Spares RD-RX815 rear derailleur outer plate assembly, replacement component for bike gear shifting.Shimano Spares RD-RX815 rear derailleur outer plate assembly showing metal component with mounting points for bike gear shifting.

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

                                      The Shimano Spares RD-RX815 outer plate assembly ensures smooth and reliable rear mech performance. Designed as a genuine Shimano replacement, it guarantees durability and perfect fit. Keep your transmission running like new with this essential component, crafted to maintain optimal shifting precision and bike...
                                      £21.99
                                      £21.99
                                    • Shimano RD-R8050-GS rear derailleur outer plate and fixing bolt replacement components for bike gear shifting.Shimano RD-R8050-GS rear derailleur outer plate and fixing bolt replacement parts for bike components.

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

                                        Ensure smooth shifting and reliable performance with the Shimano RD-R8050-GS outer plate and fixing bolt. This genuine Shimano part guarantees perfect fit and durability for your rear mech. Designed specifically for Shimano transmission systems, it helps maintain optimal gear changes and extends the life...
                                        £16.99
                                        £16.99
                                      • Pair of Shimano RD-R8050 rear derailleur pulley bolts for genuine replacement components, shown in a close-up image.Pair of Shimano RD-R8050 rear derailleur pulley bolts, genuine replacement components for bike gear shifting maintenance.

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

                                          Upgrade your bike's performance with genuine Shimano RD-R8050 pulley bolts, designed for durability and precision. These essential components ensure smooth shifting and reliable transmission. Crafted specifically for the RD-R8050 rear mech, these bolts guarantee perfect compatibility and long-lasting use. Keep your drivetrain running flawlessly...
                                          £3.99
                                          £3.99
                                        • Shimano RD-R8050 rear derailleur outer plate and fixing bolt spare part, bicycle component for gear shifting.Shimano RD-R8050 rear derailleur outer plate and fixing bolt, bicycle component spare part, black metal with mounting hardware

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

                                            Upgrade your bike's performance with the Shimano Spares RD-R8050 outer plate and fixing bolt. This genuine Shimano replacement ensures a perfect fit and reliable durability for your rear mech. Designed specifically for Shimano RD-R8050 models, it maintains optimal transmission function, keeping your ride smooth...
                                            £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 plate replacement parts for bike components.

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

                                              Upgrade your bike's rear derailleur precision with Shimano's RD-R8050 stroke adjusting bolts and plate. This genuine Shimano component ensures optimal shifting performance and durability. Designed specifically for the RD-R8050 rear mech, these parts provide reliable adjustment to maintain smooth gear transitions. Trust Shimano's quality...
                                              £11.99
                                              £11.99
                                            • Shimano Spares RD-R8050 rear derailleur end adjusting bolt and plate replacement for bicycle components.Shimano Spares RD-R8050 rear derailleur end adjusting bolt and plate replacement component for bicycle drivetrain.

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

                                                Maintain optimal shifting performance with the Shimano Spares RD-R8050 end adjusting bolt and plate. This genuine replacement ensures precise rear mech adjustment for smooth gear transitions. Designed specifically for Shimano's RD-R8050 rear mech, this component guarantees compatibility and durability, keeping your transmission running efficiently....
                                                £2.99
                                                £2.99
                                              • Shimano RD-R8050 rear derailleur bracket axle unit replacement part for bike components, compatible with Shimano drivetrain systems.Shimano RD-R8050 rear derailleur bracket axle unit replacement component for bike drivetrain.

                                                  Shimano RD-R8050 Rear Derailleur Bracket Axle Unit Replacement Part

                                                  Keep your Shimano RD-R8050 rear derailleur running smoothly with this genuine bracket axle unit. Designed for precise shifting and durability, it ensures your transmission stays reliable ride after ride. Easy to install and crafted to Shimano’s high standards, this spare part extends the life...
                                                  £19.99
                                                  £19.99
                                                • Shimano RD-R8050-GS rear derailleur inner plate replacement component for Shimano bike derailleur spares.Shimano RD-R8050-GS rear derailleur inner plate replacement part for bike components, showing the metal plate with gear teeth.

                                                    Shimano RD-R8050-GS Inner Plate Replacement Part for Rear Derailleur Spares

                                                    The Shimano Spares RD-R8050-GS inner plate ensures precise shifting and durability for your rear mech. Designed as a genuine replacement part, it guarantees perfect compatibility and performance. Made for Shimano transmission systems, this component maintains smooth gear transitions and extends the life of your...
                                                    £9.99
                                                    £9.99
                                                  • Shimano Spares RD-M5120 rear derailleur pulley bolts replacement pack of 2, bicycle components for gear shifting.Shimano Spares RD-M5120 rear derailleur pulley bolts replacement pack of 2 for bike components, with metal bolts and washers.

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

                                                      Keep your Shimano RD-M5120 rear mech running smoothly with these genuine pulley bolts. Designed for reliable performance and easy replacement. What It’s Good For Ensures secure attachment of pulley wheels Compatible specifically with RD-M5120 models Maintains optimal shifting performance Pack of 2 for convenient...
                                                      £1.99
                                                      £1.99
                                                    • Shimano RD-M5120 SGS-Type right outer plate assembly for derailleur replacement, showing detailed bike component part.Shimano RD-M5120 SGS-Type right outer plate assembly for rear derailleur, replacement component for bike gear shifting.

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

                                                        Ensure smooth shifting with the Shimano Spares RD-M5120 right outer plate assembly, SGS-type. This genuine Shimano component guarantees reliable performance for your rear mech. Designed specifically for Shimano transmissions, it offers durability and precise fit, restoring your bike’s shifting quality effortlessly. What It’s Good...
                                                        £9.99
                                                        £9.99
                                                      • Shimano RD-M5120 rear derailleur stroke adjusting screws and replacement parts, bicycle component for gear shifting.Shimano Spares rear derailleur stroke adjusting screws and plate replacement components for Shimano RD-M5120 bike derailleur.

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

                                                          Keep your Shimano RD-M5120 rear mech performing at its best with these genuine stroke adjusting screws and plate. Designed for precise tuning, they ensure smooth and reliable gear shifts every ride. These Shimano components are essential for maintaining optimal transmission performance and extending the...
                                                          £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

                                                            Ensure smooth and reliable gear shifting with the Shimano Spares RD-M5120 cable fixing bolt and plate. Precision-engineered for compatibility with Shimano rear mechs, this genuine replacement part guarantees durability and optimal performance. Designed to secure the derailleur cable firmly, it maintains consistent tension for...
                                                            £1.99
                                                            £1.99
                                                          • Shimano Spares RD-M5120-B bracket axle unit for rear derailleur, bicycle component replacement, normal type rear mech partShimano Spares RD-M5120-B bracket axle unit for rear derailleur replacement, showing the metal bracket and axle component.

                                                              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 genuine replacement designed for normal type rear mech setups. Engineered to maintain optimal transmission performance, it ensures smooth gear shifting and reliable durability. Crafted with Shimano's precision, this component supports efficient drivetrain function and extends...
                                                              £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

                                                                Upgrade your Shimano Deore RD-M5120 with this genuine tension and guide pulley set designed for SGS rear derailleurs. Crafted to ensure smooth and precise shifting performance, these pulleys maintain optimal chain tension and guide the chain efficiently. Durable and easy to install, this replacement...
                                                                £6.51
                                                                £6.99
                                                                £6.51
                                                                Save £0.48
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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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