Bike Cranks

Bike Cranks at Swinnerton CyclesThe connection between your legs and your drivetrain — our bike cranks collection at Swinnerton Cycles covers road, MTB, gravel, and track options from the world's leading component manufacturers. Crank arm length, material, and stiffness all affect power transfer and riding comfort — and choosing the...

Bike Cranks at Swinnerton Cycles

The connection between your legs and your drivetrain — our bike cranks collection at Swinnerton Cycles covers road, MTB, gravel, and track options from the world's leading component manufacturers. Crank arm length, material, and stiffness all affect power transfer and riding comfort — and choosing the right cranks for your body and riding style is an important part of bike fit. We stock cranks from SRAM, Ethirteen, Quarq, and other leading brands, covering aluminium and carbon options across all major bottom bracket standards. Explore Road Cranks, MTB Cranks, and Track Cranks.

Popular Bike Cranks

Road Bike Cranks

Road Bike Cranks
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Track Bike Cranks
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  • Shimano Deore XT FC-M8100-2 36T chainring for 36-26T crankset, close-up of black mountain bike component.Shimano Deore XT FC-M8100-2 36T chainring for 36-26T crankset, high-performance bike component for mountain biking.

      Shimano Deore XT FC-M8100-2 36T Chainring for 36-26T Crankset Replacement

      The Shimano Deore XT FC-M8100-2 chainring, 36T-BJ, is designed for smooth and reliable shifting with your 36-26T crankset. Crafted as a genuine Shimano replacement, it ensures perfect compatibility and durability. Ideal for riders seeking consistent performance and a precise fit, this chainring enhances your...
      £94.22
      £99.99
      £94.22
      Save £5.77
    • Shimano FC-M8100 lock ring and washer replacement components for bike cranksets, featuring durable metal construction.Shimano FC-M8100 lock ring and washer replacement components for bike cranksets, shown in the image.

        Shimano FC-M8100 Genuine Lock Ring and Washer Replacement Parts

        Ensure your Shimano FC-M8100 crankset stays securely assembled with this genuine lock ring and washer. Precision-made for reliable performance and durability. What It’s Good For Maintains firm crankset attachment Compatible specifically with FC-M8100 models High-quality Shimano genuine replacement part Easy installation and long-lasting durability...
        £13.99
        £13.99
      • Wheels Manufacturing stainless steel pedal washers for carbon cranksets, pack of 10, for secure pedal installation and durability.Set of 10 Wheels Manufacturing stainless steel pedal washers for carbon cranksets, durable components for bike maintenance.

          Wheels Manufacturing Stainless Steel Pedal Washers for Carbon Cranks, Pack of 10

          Upgrade your pedal installation with these high-quality stainless steel washers from Wheels Manufacturing. Designed specifically for use with carbon and other crank arms, they provide a durable surface that ensures a secure and damage-free fit. Enhance your bike’s performance with reliable components built to...
          £18.60
          £19.99
          £18.60
          Save £1.39
        • Zefal Crank Armour bike protection guard attached to a bicycle crank arm, designed to shield against damage and wear.Zefal Crank Armour bike protection guard attached to a bicycle crank arm, durable component designed to prevent damage.

            Zefal Crank Armour Bike Protection Guard – Durable Crank Arm Spares & Accessories - Light Blue

            Protect your bike’s crank arms effortlessly with the Zefal New Crank Armour. Designed to shield against impacts and stone chips, this minimal yet effective guard preserves your bike’s transmission components. Its soft thermoplastic material ensures durability while being lightweight and discreet. Available in pairs...
            £6.64
            £8.00
            £6.64
            Save £1.36
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          • Specialites TA Cyclotourist chainset bolts and spares for double and triple chainsets, bicycle components accessory.Specialites TA Cyclotourist chainset bolts for double and triple chainsets, spare components and accessories for bike maintenance.

            Specialites TA Cyclotourist Chainset Bolts Spares & Accessories for Double & Triple

            Specialites TA Cyclotourist bolt sets provide reliable replacements for your chainset. Designed for both double and triple configurations, these bolts ensure a secure fit and maintain optimal performance. Crafted with precision, these spares help extend the life of your transmission components while offering easy...
            from £34.56
            £37.00
            from £34.56
            Save £2.44
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              Hope Evo Non-Drive Side Crankarm Spare Part for Bike Performance Upgrade - Blue

              Upgrade your bike with the Hope Evo Non-Drive Side Crankarm for reliable performance. Crafted with precision, it ensures durability and smooth pedaling. Perfect for those seeking quality spare parts to maintain their ride. What It’s Good For Replacing worn or damaged crankarms Enhancing bike...
              £117.73
              £122.50
              £117.73
              Save £4.77
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                Hope Evo Drive Side Crankarm Replacement & Accessories for Bike Performance - Blue

                The Hope Evo Drive Side Crankarm offers durability and precision for your bike. Crafted for reliable performance, it ensures smooth pedaling and efficient power transfer. Perfect for upgrading or replacing your existing crank arm. What It’s Good For Enhances bike pedaling efficiency Durable construction...
                £117.73
                £122.50
                £117.73
                Save £4.77
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                  Hope Evo Non-Drive Side Crankarm Replacement | Bike Spares & Accessories - Blue

                  Upgrade your bike with the Hope Evo Non-Drive Side Crankarm. Designed for durability and precision, it ensures smooth pedaling performance. Crafted to fit seamlessly with your existing setup, this crankarm offers reliable support for every ride. What It’s Good For Replacing worn or damaged...
                  £117.73
                  £122.50
                  £117.73
                  Save £4.77
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                    Hope Evo Drive Side Crankarm Replacement & Accessories for Bike Cranksets - Blue

                    The Hope Evo Drive Side Crankarm offers reliable performance and durability for your bike. Designed with precision, it ensures smooth power transfer and long-lasting use. What It’s Good For Replacing worn or damaged crankarms Enhancing drivetrain efficiency Compatible with Hope Evo cranksets Durable construction...
                    £117.73
                    £122.50
                    £117.73
                    Save £4.77
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                  • Hope Crankset Shaft End Cap Spares & AccesoriesHope Crankset Shaft End Cap Spares & Accesories

                      Hope Crankset Shaft End Cap Spare & Accessory for Bike Cranksets - Orange

                      Upgrade your bike with the Hope Crankset Shaft End Cap. Designed for durability and precision, this component ensures smooth crank performance. Made by Hope, it fits seamlessly as a spare or accessory, extending the life of your crankset with reliable quality. What It’s Good...
                      £12.00
                      £12.00
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                    • Race Face Era pedal boot spares and accessories for crank protection, shown as replacement pedal covers and components.Race Face Era pedal boot spares and accessories for crank protection, showing replacement components and protective covers.

                        Race Face Era Pedal Boot Spares & Accessories for Crank Protection - Orange

                        Protect your alloy or carbon cranks from the harsh impacts of trail riding with Race Face Era Pedal Boot Spares & Accessories. Crafted from a durable proprietary plastic blend, these crank boots guard the ends of your cranks against rocks and debris, extending the...
                        £9.95
                        £9.95
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                      • Race Face G4 Next SL crank boots protecting carbon crank arms, spare accessories for bike components.Race Face G4 Next SL crank boots for carbon cranks, protective spare accessories, durable component covers for bike cranks

                          Race Face G4 Next SL Crank Boots - Protective Spares & Accessories for Carbon Cranks - Yellow

                          Race Face G4 Next Crank Boots offer essential protection for your carbon crank arms during intense trail rides. Crafted from a durable proprietary plastic blend, these crank boots shield the vulnerable ends from rocks, debris, and impacts, extending the life of your cranks. Designed...
                          £9.95
                          £9.95
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                        • Race Face Alloy Crank Boots protecting bike crank arms, durable aluminum accessories for mountain or road bike components.Race Face Alloy Crank Boots for bike crank arms, durable protective accessories for mountain and road bike components.

                            Race Face Alloy Crank Boots – Durable Bike Crank Arm Protection & Accessories - Orange

                            Protect your bike’s crank arms with the Race Face Alloy Crank Boots, designed to absorb the harsh impacts of trail riding. Crafted from a durable proprietary plastic blend, these crank boots shield your alloy cranks from scratches, dents, and other damage caused by rocks,...
                            £9.95
                            £9.95
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                          • Race Face Carbon Crank Boots protective spares for carbon cranksets, showing black rubber components on a bike crank arm.Race Face Carbon Crank Boots protective spares for carbon bike cranks, shown in black with rugged rubber exterior.

                              Race Face Carbon Crank Boots – Protective Spares & Accessories for Carbon Cranks - Black

                              Race Face Carbon Crank Boots provide essential protection for your carbon crank arms, ensuring they withstand the rigors of trail riding. Crafted from a durable proprietary plastic blend, these boots shield the crank ends from impacts and abrasions, extending the life of your components....
                              £9.95
                              £9.95
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                            • Specialites TA Ultra-Torque chainring bolts and accessories for Campagnolo cranksets, shown on a bicycle component.Specialites TA Ultra-Torque chainring bolts and accessories for Campagnolo cranksets, displayed in a close-up image.

                                Specialites Ta Ta Ultra-Torque Chainring Bolts & Accessories for Campagnolo Cranksets

                                Specialites Ta Ta Ultra-Torque Chainring Bolts are precision-made components designed exclusively for Campagnolo Ultra-Torque Carbon cranksets. Crafted from durable 7075T6 aluminium, they offer an ideal balance of lightweight strength and exceptional resistance. This set includes 4 UTC3 bolts, 4 UTC3 nuts, and 1 shouldered...
                                £31.58
                                £34.00
                                £31.58
                                Save £2.42
                              • Specialites TA single speed steel chainring bolts and accessories for bicycle components, shown in the image.Specialites TA single speed steel chainring bolts for bicycle components, shown in a close-up image.

                                  Specialites TA Single Speed Steel Chainring Bolts Replacement & Accessories

                                  Upgrade your single speed chainset with these durable chromed steel chainring bolts. Designed by Specialites TA, they ensure a secure fit and long-lasting performance. Built to withstand regular use, these bolts maintain your crankset's integrity while adding a sleek, polished finish. What It’s Good...
                                  £12.59
                                  £13.00
                                  £12.59
                                  Save £0.41
                                • Pair of Specialites TA aluminium pedal washers for crank arm protection, bike components spare parts, and accessories.Pair of Specialites TA aluminium pedal washers for crank arm protection, bicycle components and accessories.

                                    Specialites TA Pedal Washers Pair – Aluminium Crank Arm Protection Spares & Accessories

                                    Protect your aluminium crank arms effortlessly with Specialites TA Pedal Washers. Made from durable steel, these washers prevent scratches and damage during pedal installation, ensuring longevity. Designed to fit most aluminium cranks, they provide a secure and reliable barrier between pedals and crank arms...
                                    £3.63
                                    £5.00
                                    £3.63
                                    Save £1.37
                                  • Specialites TA self-extracting crank bolts and dustcap spares kit, components for bicycle crankset maintenance and repair.Specialites TA self-extracting crank bolts and dustcap spares kit for bicycle components, shown in the image.

                                      Specialites TA Self Extracting Crank Bolts & Dustcap Spares Accessories Kit

                                      Upgrade your bike with Specialites TA Self Extracting Crank Bolts & Dustcap set, crafted from anodised 2030 T4 aluminium for durability and lightweight performance. This kit includes steel screws and two brass washers, ensuring a secure fit and smooth operation. Weighing only 18g per...
                                      £11.81
                                      £12.00
                                      £11.81
                                      Save £0.19
                                    • Black SRAM Crank Arm Guard Boots for 2023 SRAM/Brose E-MTB crankset, set of two protective component coversBlack SRAM Crank Arm Guard Boots for 2023 SRAM/Brose E-MTB crankset, pair of protective components for crank arms.

                                        SRAM Crank Arm Guard Boots for 2023 SRAM/Brose E-MTB Crankset – Qty 2 Black

                                        Protect your SRAM or Brose E-MTB crank arms with the SRAM Crank Arm Guard/Boots. Designed specifically for 2023 models, these guards offer durable protection against scratches, impacts, and wear, extending the life of your crankset. Easy to install and perfectly compatible, they maintain optimal...
                                        £11.00
                                        £11.00
                                      • Black SRAM crank arm guard boots for XX, XXSL D1, and XX CF pedals, shown on bicycle crank arm, set of two.Pair of SRAM black crank arm guard boots for XX, XXSL D1, and XX CF pedals, designed to protect crank arms on e-bike components.

                                          SRAM Crank Arm Guard Boots Black for XX, XXSL D1 & XX CF Pedal Assist Bosch - Qty 2 2023

                                          Protect your SRAM crank arms with the Crank Arm Guard/Boots in sleek black. Designed specifically for XX, XXSL D1, and XX CF Pedal Assist Bosch models, these guards provide durable coverage to shield your components from impacts and wear. Crafted to maintain optimal performance,...
                                          £11.00
                                          £11.00
                                        • SRAM crank arm bolt kit with M18/M30 self-extracting bolts for DUB XX and XXSL D1 2023 mountain bike components.SRAM Crank Arm Bolt Kit self-extracting M18/M30 DUB XX and XXSL D1 bike components, shown on a clean background

                                            SRAM Crank Arm Bolt Kit Self-Extracting M18/M30 DUB XX & XXSL D1 2023

                                            The SRAM Crank Arm Bolt Kit Self-Extracting M18/M30 DUB (XX&XXSL D1) 2023 is designed for seamless integration with your SRAM crankset, ensuring secure attachment and optimal performance. Crafted for durability and precision, this bolt kit simplifies crank arm installation and removal, saving time during...
                                            £15.59
                                            £20.00
                                            £15.59
                                            Save £4.41
                                          • SRAM eMTB pedal assist T-type chainring guard with 6 safety clips, available in 34T, 36T, and 38T for bike components.SRAM eMTB Pedal Assist T-Type Chainring Guard with 6 safety clips in 34T, 36T, or 38T for mountain bike components

                                              SRAM eMTB Pedal Assist T-Type Chainring Clip-On Guard 34T/36T/38T with 6 Safety Clips

                                              Enhance your eMTB’s performance and protection with the SRAM Pedal Assist T-Type Chainring Clip On Guard. Designed to fit 38T, 36T, and 34T chainrings, this robust guard shields your drivetrain from impacts and debris, ensuring smooth and reliable shifting. Its unisize design and included...
                                              £14.00
                                              £14.00
                                            • SRAM aluminum chainring bolt kit with 4 black bolt covers, includes four M8x6.5x3.4 components for bike drivetrain.

                                                SRAM Chainring Bolt Kit 4x1 M8x6.5x3.4 Aluminum with Black Bolt Covers, Qty 4

                                                Upgrade your bike's drivetrain with the SRAM Spare Chainring Bolt Kit. Crafted from durable aluminum, this kit ensures a secure fit and long-lasting performance. With a sleek black finish and included bolt covers, it offers both functionality and style for your crankset. Perfect for...
                                                £20.67
                                                £27.00
                                                £20.67
                                                Save £6.33
                                              • Sram spare crank arm bolt kit for M18/M30 DUB, black stealth finish, includes self-extracting components for bicycle cranksets.

                                                  Sram Spare Crank Arm Bolt Kit Self-Extracting for M18/M30 Dub Black Stealth

                                                  Upgrade your bike maintenance with the Sram Spare Crank Arm Bolt Kit, designed for M18/M30 Dub cranks. Its self-extracting feature ensures easy installation and removal, saving you time and effort. Crafted in sleek black stealth, this kit offers durability and a perfect fit for...
                                                  £15.59
                                                  £20.00
                                                  £15.59
                                                  Save £4.41
                                                • Sram Polar Black SRAM Crank Arm Bolt Kit for DUB X0 D1, self-extracting M18/M30 components, bike maintenance hardware

                                                    SRAM Crank Arm Bolt Kit Self-Extracting M18/M30 DUB X0 D1 Polar Black 2023

                                                    Upgrade your SRAM crankset with the Sram Crank Arm Bolt Kit Self-Extracting M18/M30 DUB (X0 D1) in Polar Black. Designed specifically for SRAM components, this kit ensures a secure and precise fit, enhancing the reliability and performance of your drivetrain. Its self-extracting feature simplifies...
                                                    £15.59
                                                    £20.00
                                                    £15.59
                                                    Save £4.41
                                                  • SRAM M18/M30 Dub self-extracting crank arm bolt kit, bicycle component spare parts and accessories, black metal bolts.SRAM M18/M30 Dub self-extracting crank arm bolt kit, spare parts and accessories for bike components.

                                                      SRAM M18/M30 Dub Self-Extracting Crank Arm Bolt Kit – Spare Parts & Accessories - Gold

                                                      Ensure your SRAM crankset stays secure with this Self-Extracting Crank Arm Bolt Kit. Designed specifically for M18/M30 Dub models, it offers reliable fastening and easy maintenance. Crafted with precision, these bolts provide durability and smooth installation, making crank arm removal effortless. A must-have for...
                                                      £15.59
                                                      £20.00
                                                      £15.59
                                                      Save £4.41
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                                                      • Black
                                                    • Set of 8 SRAM Torx T20 crank mounting bolts for removable spider and chainring direct mount bike components.

                                                        SRAM Crank Mounting Bolt Kit Torx T20 - 8pcs for Removable Spider & Chainring Direct Mount

                                                        Ensure the reliability and performance of your SRAM crankset with the SRAM Spare - Crank Mounting Bolt Kit. Designed for removable spider and chainring direct mount applications, this Torx T20 bolt kit includes 8 pieces, providing a precise fit for secure installation. Crafted to...
                                                        £13.95
                                                        £18.00
                                                        £13.95
                                                        Save £4.05
                                                      • SRAM Crank Bolt Kit with T25 Torx for removable spider mounting, includes three spare crank bolts and components.

                                                          SRAM Crank Bolt Kit Removable Spider Mounting Torx 25, Qty 3 Spare Parts

                                                          Enhance your SRAM crankset with the SRAM Spare Crank Bolt Kit, designed specifically for removable spider mounting with Torx 25 compatibility. This kit includes three high-quality bolts that ensure secure and reliable attachment, maintaining the integrity and performance of your drivetrain. Crafted to fit...
                                                          £5.78
                                                          £7.00
                                                          £5.78
                                                          Save £1.22
                                                        • SRAM Rival D1 Powermeter crank arm bolt kit with AXS cover plug, black steel, M18/M30 drive side component for cycling.SRAM Rival D1 Powermeter crank arm bolt kit with AXS cover plug, steel black, featuring M18/M30 drive side bolt components.

                                                            SRAM Rival D1 Powermeter Crank Arm Bolt Kit with AXS Cover Plug Drive Side M18/M30 Steel Black

                                                            Enhance your SRAM Rival D1 crankset with the Powermeter Crank Arm Bolt Kit and AXS Cover Plug Drive Side M18/M30 Dub Steel Black. Designed specifically for SRAM components, this kit ensures a secure fit and optimal performance. Crafted from durable steel and finished in...
                                                            £15.59
                                                            £20.00
                                                            £15.59
                                                            Save £4.41
                                                          • SRAM steel chainring bolt kit with 4 black M8x4.75x8.75 bolts for 94/107 BCD bike components, set of four.SRAM steel chainring bolt kit with 4 black M8x4.75x8.75 bolts for 94/107 BCD bike components, includes 4 bolts.

                                                              SRAM Chainring Bolt Kit 4X2 M8X4.75X8.75 Steel 94/107 BCD Black Qty 4 for Bike

                                                              Upgrade your bike's performance with the SRAM Chainring Bolt Kit 4X2 M8X4.75X8.75. Crafted from durable steel and designed specifically for 94/107 BCD chainrings, this kit ensures a secure and reliable connection. Its sleek black finish complements your bike’s aesthetics while providing long-lasting strength. Precision-engineered...
                                                              £7.89
                                                              £9.00
                                                              £7.89
                                                              Save £1.11
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