MTB Cranks

Your mountain bike’s crankset is where your power meets the pedals. It’s a fundamental part of your drivetrain, converting each pedal stroke into forward motion. At Swinnerton Cycles, our MTB Cranks collection is dedicated to high‑quality cranksets built for durability, precision and performance on trails, technical terrain, steep climbs and...

Your mountain bike’s crankset is where your power meets the pedals. It’s a fundamental part of your drivetrain, converting each pedal stroke into forward motion. At Swinnerton Cycles, our MTB Cranks collection is dedicated to high‑quality cranksets built for durability, precision and performance on trails, technical terrain, steep climbs and fast descents. Whether you're chasing lightness, stiffness, or the best gear range, we have something to suit your ride style and terrain.

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  • Praxis Works Cranks - eCrank Set, ISIS Fit, HD AlloyPraxis Works Cranks - eCrank Set, ISIS Fit, HD Alloy

      Praxis Works Cranks - eCrank Set, ISIS Fit, HD Alloy - Black

      One of the biggest names in the business. Our e-cranks for Bosch motors work on their ISIS splined ¢ ‚¬Å“Performance Line ¢ ‚¬  of e-motors. The arms are smartly shaped specifically for more efficient pedalling plus optimum clearance. Perfect for any Bosch equipped...
      £82.65
      £95.00
      £82.65
      Save £12.35
      • Black
    • Shimano FC-M9220 XTR crank set without ring, 55mm chain line, 12-speedShimano FC-M9220 XTR crank set without ring, 55mm chain line, 12-speed

        Shimano Fc-M9220 Xtr Crank Set Without Ring 55Mm Chain Line 12-Speed - Grey

        Class-leading XTR 12-speed crank set, integrating the bottom bracket and crank set into a strong, rigid, yet lightweight unit Direct mount chainrings are lightweight and easy to replace while providing increased rigidity Super-lightweight HollowTech II cold forged Duralumin crank arms - hollow design saves...
        £209.99
        £249.99
        £209.99
        Save £40.00
        • Grey
      • DMR Bikes Cranks - AXE Cranks ArmsetDMR Bikes Cranks - AXE Cranks Armset

          DMR Bikes Cranks - AXE Cranks Armset - Silver

          Please add appropriate bottom bracket and a bottom bracket tool linked below to basket when purchasing AXE Cranks.The DMR Axe mountain bike crank has just won the MBUK best MTB crank for an unprecedented third year in a row.These DMR cranks have the strength...
          £156.60
          £180.00
          £156.60
          Save £23.40
          • Silver
          • Black
        • Sram Crank Arm Assembly Eagle 90 Isis Bdu38 Black M15 Self Extracting Bolt Including Bosch Crank Cap - For Pedal Assist (Chainring/Bb Not Included)Sram Crank Arm Assembly Eagle 90 Isis Bdu38 Black M15 Self Extracting Bolt Including Bosch Crank Cap - For Pedal Assist (Chainring/Bb Not Included)

            Sram Crank Arm Assembly Eagle 90 Isis Bdu38 Black M15 Self Extracting Bolt Including Bosch Crank Cap - For Pedal Assist (Chainring/Bb Not Included)

            Sram: The Eagle 90 Transmission E-MTB crank is a sleek, sturdy answer to a growing demand for robust and aesthetically pleasing components. This unique design is forged from aluminum for robustness and dependability without compromising weight. Select E-MTB motors pair with our GapCap for...
            £82.65
            £95.00
            £82.65
            Save £12.35
          • shimano fcm8100 xt crank set without ring 12speed 52 mm chainlineShimano Fc-M8100 Xt Crank Set Without Ring 12-Speed 52 Mm Chainline

            Shimano Fc-M8100 Xt Crank Set Without Ring 12-Speed 52 Mm Chainline - Black

            A high performance crankset from the classic MTB group Forged HollowTech II aluminium cranks offer unrivalled strength-to-weight ratio Lightweight construction for external super smooth bottom bracket bearings For use with 12-speed Dyna-Sys DCE single chainrings SM-CRM85 DCE chainrings are available in 28T, 30T, 32T,...
            from £125.99
            £149.99
            from £125.99
            Save £24.00
            • Black
          • Trek Kids' Crankset Black 127mm, 28t

              Trek Kids' Crankset Black 127mm, 28t

              £17.00
              £17.00
            • Race Face AEffect 137mm Cranks (Arms Only)Race Face AEffect 137mm Cranks (Arms Only)

                Race Face AEffect 137mm Cranks (Arms Only) - Black

                Now with two-tone graphics our popular ’ffect crankset is designed to handle aggressive trail riding at an XC crank weight and attractive pricepoint. Featuring the Cinch System with its interchangeable spider options our trusted 24mm EXI interface spindle and additional 165mm length ’ffect is...
                £104.72
                £119.00
                £104.72
                Save £14.28
                • Black
              • Race Face AEffect-R Alloy Fazua ETOR E-Bike Crank ArmsRace Face AEffect-R Alloy Fazua ETOR E-Bike Crank Arms

                  Race Face AEffect-R Alloy Fazua ETOR E-Bike Crank Arms - Black

                  Smooth-pedaling ergonomics. Extra-burly eMTB build. Our Aeffect R eMTB cranks bring the burly purpose-driven design of Aeffect R to light-assist and full-power e-bikes. While they are designed for rowdy power-down riding the 485g weight puts them among the lightest alloy eMTB cranks on the...
                  £104.72
                  £119.00
                  £104.72
                  Save £14.28
                  • Black
                • Shimano Cranks - FC-U4000 CUES chainset, for 9/10/11-speedShimano Cranks - FC-U4000 CUES chainset, for 9/10/11-speed

                  Shimano Cranks - FC-U4000 CUES chainset, for 9/10/11-speed - Black

                  CUES range of components for mid-grade riding styles offers simplified compatibility, versatility and durability LINKGLIDE technology is very durable, up to 300% more durable than current Hyperglide drivetrain and maintaining smooth shifting Great value for money 3-piece crankset designed for use with square type...
                  £37.79
                  £44.99
                  £37.79
                  Save £7.20
                  • Black
                • Shimano Cranks - FC-M311 Altus square taper chainsetShimano Cranks - FC-M311 Altus square taper chainset

                  Shimano Cranks - FC-M311 Altus square taper chainset with Chain Guard - Black

                  Entry level 7/8-speed chainset offering slick hyperdrive shifting performance for off road enthusiasts Hyperdrive SG-X chainrings for fast and smooth gear shifts 7/8-speed compatible steel chainrings For use with 123 mm square taper bottom brackets
                  from £37.79
                  £44.99
                  from £37.79
                  Save £7.20
                  • Black
                • Shimano Cranks - FC-M311 Altus square taper chainsetShimano Cranks - FC-M311 Altus square taper chainset

                  Shimano Cranks - FC-M311 Altus square taper chainset - Black

                  Entry level 7/8-speed chainset offering slick hyperdrive shifting performance for off road enthusiasts Hyperdrive SG-X chainrings for fast and smooth gear shifts 7/8-speed compatible steel chainrings For use with 123 mm square taper bottom brackets
                  £37.79
                  £44.99
                  £37.79
                  Save £7.20
                  • Black
                • Race Face Cranks - Atlas Cranks (Arms Only)Race Face Cranks - Atlas Cranks (Arms Only)

                  Race Face Cranks - Atlas Cranks (Arms Only) - Black

                  Crank arms forged and then machined from tough 7050 Alloy bracing that improves stiffness while cutting out unnecessary material and featuring our Cinch interface system for new levels of versatility - these cranks excel across many disciplines including trail, enduro and full on DH...
                  £190.53
                  £219.00
                  £190.53
                  Save £28.47
                  • Black
                  • Blue
                  • Green
                  • Orange
                • Praxis Works Cranks - CS, Zane DM M30Praxis Works Cranks - CS, Zane DM M30

                    Praxis Works Cranks - CS, Zane Youth DM M30 - Black

                    Lightweight forged M30 aluminium cranks perfect for Youth riders or those wanting shorter cranks.
                    £139.20
                    £160.00
                    £139.20
                    Save £20.80
                    • Black
                  • Sram Crank Arm Assembly X0 Isis Self Extracting Bolt - For Pedal Assist (Crank Cap/Chainring/Bb Not Included)Sram Crank Arm Assembly X0 Isis Self Extracting Bolt - For Pedal Assist (Crank Cap/Chainring/Bb Not Included)

                      Sram Crank Arm Assembly X0 Isis Self Extracting Bolt - For Pedal Assist (Crank Cap/Chainring/Bb Not Included) - Black

                      Sram: A striking visual departure without any compromises, the X0 Eagle E-MTB crankset is the most advanced aluminum crankset SRAM has ever produced. The eye-catching all-aluminum design utilizes a perfectly balanced stiffness-to-weight ratio. The X0 Eagle E-MTB Crankset and X0 Eagle Transmission (T-Type) direct...
                      £139.20
                      £160.00
                      £139.20
                      Save £20.80
                      • Black
                    • Sram Crank Arm Assembly Eagle 90 Isis Black M15 Self Extracting Bolt Sram/Brose Crank CapSram Crank Arm Assembly Eagle 90 Isis Black M15 Self Extracting Bolt Sram/Brose Crank Cap

                        Sram Crank Arm Assembly Eagle 90 Isis Black M15 Self Extracting Bolt Sram/Brose Crank Cap - Black

                        Sram: The Eagle 90 Transmission E-MTB crank is a sleek, sturdy answer to a growing demand for robust and aesthetically pleasing components. This unique design is forged from aluminium for robustness and dependability without compromising weight. Select E-MTB motors pair with our GapCap for...
                        £82.65
                        £95.00
                        £82.65
                        Save £12.35
                        • Black
                      • Ethirteen Crankset Ethirteen Espec Plus Aluminum For Bosch 165Mm

                          Ethirteen Crankset Ethirteen Espec Plus Aluminum For Bosch 165Mm

                          The Ethirteen Espec Plus represents a pinnacle of e-bike drivetrain engineering, purpose-built for Bosch motor systems. This aluminum crankset combines lightweight construction with exceptional durability, delivering reliable power transfer through demanding terrain. The 165mm crank arm length provides optimal leverage and pedaling efficiency for...
                          £59.99
                          £59.99
                          £59.99
                          Save £0.00
                        • Shimano Cranks - Fc-M371 Chainset, Square Taper, 44 / 32 / 22TShimano Cranks - Fc-M371 Chainset, Square Taper, 44 / 32 / 22T

                          Shimano Cranks - Fc-M371 Chainset, Square Taper, 44 / 32 / 22T - Black

                          Wide variety of chain case choices Square taper bottom bracket fitment Pin position with better clearance toward chaincase Wide variety of choices: 44-32-22T/48-36-26T Color options: Black, Silver
                          £49.58
                          £56.99
                          £49.58
                          Save £7.41
                          • Black
                        • Shimano Cranks - Fc-C6000 Nexus Single Chainwheel, 170 mmShimano Cranks - Fc-C6000 Nexus Single Chainwheel, 170 mm

                          Shimano Cranks - Fc-C6000 Nexus Single Chainwheel, 170 mm - Silver

                          The FC-C6000 Nexus chainwheel is a sleek uncluttered modern design leisure chainwheel Painted aluminium crank arm for long lasting good looks 170 mm crank arm length Choice of 33T or 38T chainring
                          £31.91
                          £37.99
                          £31.91
                          Save £6.08
                          • Silver
                        • FSA Cranks - Ebike Chainset CK-220 ISIS 19.0mm Black

                          FSA Afterburner Mod MTB Chainring (2x11, 96x38T(24), Black, 4h) - Black

                          Die cast alloy crank arms. Length: 155, 160, 165, 170, 175mm. ISIS Drive. Painted bead blasted black. Weight: 454g (pair). QFactor is the distance between the outsides of the crank arms. Clearance is the distance between the insides of the crank arms. Please make...
                          £39.14
                          £44.99
                          £39.14
                          Save £5.85
                          • Black
                        • Sram Crank Arm Assembly Gx Isis Black Self Extracting Bolt - For Pedal Assist (Crank Cap/Chainring/Bb Not Included)Sram Crank Arm Assembly Gx Isis Black Self Extracting Bolt - For Pedal Assist (Crank Cap/Chainring/Bb Not Included)

                            Sram Crank Arm Assembly Gx Isis Black Self Extracting Bolt - For Pedal Assist (Crank Cap/Chainring/Bb Not Included) - Black

                            Sram: The GX Eagle E-MTB crank features the All Day spirit brought to the new transmission, optimized for pedal assisted riding. The unique design is forged from aluminum for robustness and dependability without compromising weight. SRAM/Brose and Bosch motors pair with our “gap cap”...
                            £130.50
                            £150.00
                            £130.50
                            Save £19.50
                            • Black
                          • Sram Crankset Sx Eagle Powerspline 12S With Direct Mount 32T X-Sync 2 Steel Chainring A1Sram Crankset Sx Eagle Powerspline 12S With Direct Mount 32T X-Sync 2 Steel Chainring A1

                              Sram Crankset Sx Eagle Powerspline 12S With Direct Mount 32T X-Sync 2 Steel Chainring A1 - Black

                              Sram: Multiple price-point options to allow you to hit the group price you need to build a better bike. Same chain retention performance as seen in all of the higher-level Eagle drivetrain cranks.THINGS TO REMEMBER All new fully featured Eagle crankset. Now offering more...
                              £62.64
                              £72.00
                              £62.64
                              Save £9.36
                              • Black
                            • shimano fcm6000 deore 10speed chainset 488 mm chain lineShimano Fc-M6000 Deore 10-Speed Chainset 48.8 Mm Chain Line

                              Shimano Fc-M6000 Deore 10-Speed Chainset 48.8 Mm Chain Line - Black

                              Great value Deore HollowTech II design chainset for 10-speed Dyna-Sys MTB HG-X transmissions The HollowTech II Chainset features hollow forged crank arms which are both lightweight and rigid whilst being incredibly strong and durable HollowTech II integrated bottom bracket design uses a wide bearing...
                              from £40.81
                              £48.58
                              from £40.81
                              Save £7.77
                              • Black
                            • shimano fcm5100 deore chainset 1011speed 52 mm chainlineShimano Fc-M5100 Deore Chainset 10/11-Speed 52 Mm Chainline

                              Shimano Fc-M5100 Deore Chainset 10/11-Speed 52 Mm Chainline - Black

                              Great value Deore M5100 2-piece design chainset for 10/11-speed MTB transmissions Forged crank arms rigid whilst being incredibly strong and durable HollowTech II integrated bottom bracket design uses a wide bearing placement with a large axle diameter for increased stiffness, efficiency and added durability...
                              £58.79
                              £69.99
                              £58.79
                              Save £11.20
                              • Black
                            • Shimano Altus FC-M311 Altus square taper chainset, 48/38/28T, with chainguard, 170 mm

                                Shimano Altus FC-M311 Altus square taper chainset, 48/38/28T, with chainguard, 170 mm

                                £38.24
                                £44.99
                                £38.24
                                Save £6.75
                              • Dmr Bikes CranksDMR - Crank - Sect

                                  DMR - Crank - Sect

                                  DMR - Crank - Sect - Pro Wheel170mm 30t BCD76 Crank Arms w/ Integrated 24mm Axle
                                  £62.00
                                  £70.00
                                  £62.00
                                  Save £8.00
                                • Sunrace Fcm914 Triple CranksSunrace Fcm914 Triple Cranks

                                    Sunrace Fcm914 Triple Cranks

                                    44-32-22t MTB chainset for use with square tapered bottom bracket - 3 x 9-Speed - Forged Alloy Crank - Alloy Outer Chainring - SCM435 Bolt & Nuts - Weight : 964g
                                    £63.00
                                    £70.00
                                    £63.00
                                    Save £7.00
                                  • Sunrace Fcm500 Triple CranksSunrace Fcm500 Triple Cranks

                                      Sunrace Fcm500 Triple Cranks

                                      Forged Alloy Crank Steel Chainrings 3 x 8/7-Speed 42-34-24T
                                      £35.00
                                      £35.00
                                    • Trek Trek-Diamant Wheel Top Dcrx1 Double Crankset CranksTrek-Diamant Wheel Top DCRX1 Double Crankset Black 170mm, 30x46t

                                        Trek-Diamant Wheel Top DCRX1 Double Crankset Black 170mm, 30x46t

                                        Crankset Trek-Diamant Wheel Top DCRX1 46/30 170mm w/Guard BK
                                        £17.00
                                        £17.00
                                      • Shimano XTR FC-M9220 XTR crank set without ring, 55mm chain line, 12-speed, 165mmShimano XTR FC-M9220 XTR crank set without ring, 55mm chain line, 12-speed, 165mm

                                        Shimano XTR FC-M9220 XTR crank set without ring, 55mm chain line, 12-speed, 165mm - Grey / Black

                                        Class-leading XTR 12-speed crank set, integrating the bottom bracket and crank set into a strong, rigid, yet lightweight unit Direct mount chainrings are lightweight and easy to replace while providing increased rigidity Super-lightweight HollowTech II cold forged Duralumin crank arms - hollow design saves...
                                        £217.49
                                        £249.99
                                        £217.49
                                        Save £32.50
                                        • Grey / Black
                                      • FSA Gradient Modular 392Evo 1x11/12 Direct Mount ArmsetFSA Gradient Modular 392Evo 1x11/12 Direct Mount Armset

                                        FSA Gradient Modular 392Evo 1x11/12 Direct Mount Armset - Black

                                        Modular lightweight aluminium DH and enduro armset. Chainrings available separately. This is armset only. Chainring not included. Forged and precision machined with advanced bonding technology. Forged AL7050 392Evo axle. AL7075 100% CNC chainrings. Fits Shimano and SRAM 11-12 speed system. Length: 165, 170, 175mm....
                                        £339.99
                                        £399.99
                                        £339.99
                                        Save £60.00
                                        • Black
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