Bike Drivetrain

Power every pedal stroke with our extensive Bike Drivetrain range - everything you need to get smooth, efficient, and reliable performance out of your bike. From lightweight chains and high‑grade cassettes to cranksets, bottom brackets, derailleurs, chainrings and full groupsets, our components are built to last and tuned for precision....

Power every pedal stroke with our extensive Bike Drivetrain range - everything you need to get smooth, efficient, and reliable performance out of your bike. From lightweight chains and high‑grade cassettes to cranksets, bottom brackets, derailleurs, chainrings and full groupsets, our components are built to last and tuned for precision.

Whether you’re maintaining your commuter, upgrading your road rig, or fine‑tuning your mountain beast, find the right part by brand, compatibility, speed, material, or budget. Enjoy expert product support, genuine parts and easy returns. Keep your drive clean, crisp & chain‑perfect.

Bottom Brackets

Bottom Brackets
Cables

Cables
Cassettes

Cassettes
Chain Rings

Chain Rings
Chains

Chains
Chain Devices

Chain Devices
Front Mech

Front Mech
Groupsets

Groupsets
Rear Mech

Rear Mech
Cranks

Cranks
Hangers

Hangers
Powermeters

Powermeters
Rear Shocks

Rear Shocks
Track Sprockets

Track Sprockets
Freewheels

Freewheels
Sidebar
Filter
  • 10
  • 15
  • 20
  • 25
  • 30
  • 50
  • Featured
  • Best selling
  • Alphabetically, A-Z
  • Alphabetically, Z-A
  • Price, low to high
  • Price, high to low
  • Date, old to new
  • Date, new to old
Sort
Sort by:
  • Featured
  • Best selling
  • Alphabetically, A-Z
  • Alphabetically, Z-A
  • Price, low to high
  • Price, high to low
  • Date, old to new
  • Date, new to old
  • Race Face Cinch Bsa30 Bottom Bracket 83Mm Bottom BracketRace Face Cinch Bsa30 Bottom Bracket 83Mm Bottom Bracket

    Race Face Cinch Bsa30 Bottom Bracket 83Mm Bottom Bracket

    FEATURES Standard 6806 retainer bearings Bearings are factory filled with Phil Wood grease Cups are machined for a high tolerance frame fit Includes an industry exclusive inner sleeve to protect against water ingress Race Face BSA30 cups are installed with a RF BSA30 cup...
    £37.76
    £49.95
    £37.76
    Save £12.19
  • Praxis Works Bb M30 Road 68Mm Bb30/Pf30 R- Collet Bottom BracketPraxis Works Bb M30 Road 68Mm Bb30/Pf30 R- Collet Bottom Bracket

      Praxis Works Bb M30 Road 68Mm Bb30/Pf30 R- Collet Bottom Bracket

      M30 BOTTOM BRACKETS ARE FOR PRAXIS M30 CRANKS WITH 30/28MM STEPPED AXLES. STRAIGHT 30MM AXLES WILL NOT FIT. Praxis M30 Press Fit bottom brackets are designed to be a proper bottom bracket (BB) for installing Turn M30 spindle based cranks in either; €¢ BB30,...
      £68.00
      £75.00
      £68.00
      Save £7.00
    • Fsa Pf30 Road Bottom BracketFsa Pf30 Road Bottom Bracket

        Fsa Pf30 Road Bottom Bracket

        For SL-K Light, Energy, Gossamer Pro, Gossamer, Assault, Vision TriMax and Omega BB30 crankset Chrome steel BB30 cartridge bearings 84g
        £37.00
        £42.00
        £37.00
        Save £5.00
      • Fsa Bb-4000 Omega Drive Megaexo Bottom BracketFsa Bb-4000 Omega Drive Megaexo Bottom Bracket

          Fsa Bb-4000 Omega Drive Megaexo Bottom Bracket

          Oversized cartrdige bearings Forged steel and CNC machined external cups Composite centre sleeve with double o-ring seals Compatibility: Omega MegaExo
          £42.00
          £48.00
          £42.00
          Save £6.00
        • Ceramicspeed Preload Ring Alternative For Sram Dub Cranks Bottom BracketCeramicspeed Preload Ring Alternative For Sram Dub Cranks Bottom Bracket

            Ceramicspeed Preload Ring Alternative For Sram Dub Cranks Bottom Bracket

            Metal threads to ensure correct preload adjustment. Internal o-ring to provide secure fitment on crank axle without needing glue. sleek design reduces areas for dirt to collect. Compatible with all DUB CRank & BB combinations. Comes with 1 + 3mm spacers that match the...
            £41.00
            £46.00
            £41.00
            Save £5.00
          • Truvativ Bb Power Spline Bottom Brackettruvativ bottom bracket bb power spline p107257

            Truvativ Bb Power Spline Bottom Bracket

            Truvativ: WHAT THE WORLD SPINS ON A tough bottom bracket that will go as hard as you. The PowerSpline has a heat treated chromoly 12 spline spindle to make sure it can go the distance with even the most demanding riders.FEATURESThe PowerSpline has a...
            £27.00
            £31.00
            £27.00
            Save £4.00
          • Truvativ Gxp Team Press Fit MTB Bb92 Bottom BracketTruvativ Gxp Team Press Fit MTB Bb92 Bottom Bracket

              Truvativ Gxp Team Press Fit MTB Bb92 Bottom Bracket

              Truvativ GXP Team Press Fit MTB
              £39.00
              £44.00
              £39.00
              Save £5.00
            • Shimano Bb-Rs501 Bottom Bracket Cups English Thread Cups Bottom BracketShimano Bb-Rs501 Bottom Bracket Cups English Thread Cups Bottom Bracket

                Shimano Bb-Rs501 Bottom Bracket Cups English Thread Cups Bottom Bracket

                Outboard Bottom bracket bearing cups for use with 2-piece cap-free design road chainsets Minimal bearing interface gives superbly smooth rolling Easy installation British thread
                £15.53
                £22.99
                £15.53
                Save £7.46
              • Shimano Bb-Rs500 Road-Fit Bottom Bracket 41 Mm Diameter With Inner Cover For 86.5 Mm Bottom BracketShimano Bb-Rs500 Road-Fit Bottom Bracket 41 Mm Diameter With Inner Cover For 86.5 Mm Bottom Bracket

                  Shimano Bb-Rs500 Road-Fit Bottom Bracket 41 Mm Diameter With Inner Cover For 86.5 Mm Bottom Bracket

                  Complete press-fit bottom bracket assembly for Shimano HollowTech II road cranks Cups are made from fibre reinforced polymer material which reduces the risk of frame noise and damage Set includes left and right hand cups, inner cover, and inner O-rings Sealed cups keep out...
                  £22.99
                  £22.99
                • Shimano Bb-Mt801 Bottom Bracket Cups For Fc-Mx70 / Mx71 Hollowtech Ii Chainset 68 Mm Bottom BracketShimano Bb-Mt801 Bottom Bracket Cups For Fc-Mx70 / Mx71 Hollowtech Ii Chainset 68 Mm Bottom Bracket

                    Shimano Bb-Mt801 Bottom Bracket Cups For Fc-Mx70 / Mx71 Hollowtech Ii Chainset 68 Mm Bottom Bracket

                    Genuine Shimano HollowTech II bottom bracket assembly Set includes left and right hand cups, spacers, inner cover, and inner O-rings Light weight seal structure helps to remove vital grams Sealed cups keep out dirt and water Maintenance free For use with FC-MX70 / MX71...
                    £29.74
                    £34.99
                    £29.74
                    Save £5.25
                  • Shimano Bb-Mt800 MTB Press Fit Bottom Bracket With Inner Cover For 92 Or 89.5 Mm Bottom BracketShimano Bb-Mt800 MTB Press Fit Bottom Bracket With Inner Cover For 92 Or 89.5 Mm Bottom Bracket

                      Shimano Bb-Mt800 MTB Press Fit Bottom Bracket With Inner Cover For 92 Or 89.5 Mm Bottom Bracket

                      Complete XT level press-fit bottom bracket assembly for Shimano HollowTech II MTB cranks Cups are made from fibre reinforced polymer material which reduces the risk of frame noise and damage Set includes left and right hand cups, 2.5 mm spacer, inner cover, and inner...
                      £31.44
                      £36.99
                      £31.44
                      Save £5.55
                    • Sram Bb Dub Pressfit (Road) 86.5Mm Bottom BracketSram Bb Dub Pressfit (Road) 86.5Mm Bottom Bracket

                        Sram Bb Dub Pressfit (Road) 86.5Mm Bottom Bracket

                        SRAM BB DUB PRESSFIT (ROAD) 86.5MM SINGULAR FOCUS. BETTER SOLUTION. SPECIFICATIONSBB-frame interface: PressFit (Road: 86.5mm)Crank-BB interface: DUBBearing type: StandardSpindle diameter: DUBSpindle length: n/aChainline: n/aSupport E-type FD: n/aCup material: Steel
                        £38.00
                        £44.00
                        £38.00
                        Save £6.00
                      • Sram Am Bb Dub English/Bsa (Road Wide) 68Mm 2021: Black Bsa Bottom BracketSram Am Bb Dub English/Bsa (Road Wide) 68Mm 2021: Black Bsa Bottom Bracket

                          Sram Am Bb Dub English/Bsa (Road Wide) 68Mm 2021: Black Bsa Bottom Bracket

                          Sram: SINGULAR FOCUS. BETTER SOLUTION. The new SRAM DUB bottom bracket series has a simple job-connect your crankarms and protect the smooth, long-lasting application of power to your drivetrain. To allow that singular focus, we've engineered the DUB spindle to be the one true...
                          £33.00
                          £38.00
                          £33.00
                          Save £5.00
                        • Shimano Bottom Bracket MTB Press Fit 92/89.5Mm Bottom BracketShimano Bottom Bracket MTB Press Fit 92/89.5Mm Bottom Bracket

                            Shimano Bottom Bracket MTB Press Fit 92/89.5Mm Bottom Bracket

                            Complete XT level press-fit bottom bracket assembly for Shimano HollowTech II MTB cranks Cups are made from fibre reinforced polymer material which reduces the risk of frame noise and damage Set includes left and right hand cups, 2.5 mm spacer, inner cover, and inner...
                            £22.28
                            £32.99
                            £22.28
                            Save £10.71
                          • Trek Integrated Shimano Bb90/Bb95 Steel Bottom Bracket Kit Bottom BracketTrek Integrated Shimano BB90/BB95 Steel Bottom Bracket Kit Grey One size

                              Trek Integrated Shimano BB90/BB95 Steel Bottom Bracket Kit Grey One size

                              £44.00
                              £50.00
                              £44.00
                              Save £6.00
                            • Placeholder image

                                Fsa Fsa Bb Spacer Ms319 Spares & Accessories

                                £4.00
                                £4.00
                              • Wheels Manufacturing 386Evo Abec-3 Bb For 29Mm Cranks (Sram Dub) Black Spares & AccessoriesWheels Manufacturing 386Evo Abec-3 Bb For 29Mm Cranks (Sram Dub) Black Spares & Accessories

                                  Wheels Manufacturing 386Evo Abec-3 Bb For 29Mm Cranks (Sram Dub) Black Spares & Accessories

                                  Thread together bottom bracket for 386EVO and bottom bracket frames and 29mm spindle diameter cranks (SRAM DUB). Machined Aluminium cups thread together for stability, increased bearing life, and simple installation and maintenanceNo more creaking. Smooth operation. Fast bearing replacement Bearings: Enduro ABEC-3 Bottom Bracket/Frame...
                                  £97.74
                                  £114.99
                                  £97.74
                                  Save £17.25
                                • Fsa Bb30 Wave Spring Washer Mw083 Spares & AccessoriesFsa Bb30 Wave Spring Washer Mw083 Spares & Accessories

                                    Fsa Bb30 Wave Spring Washer Mw083 Spares & Accessories

                                    BB30 Wave Spring Washer MW083
                                    £4.00
                                    £4.00
                                  • enduro bearings bottom bracket spares smr 9227 llb stainless steel angular contact p71234

                                      Enduro Bearings Smr 9227 Llb Stainless Steel Angular Contact Spares & Accessories

                                      Angular contact bearings provide maximum load distribution across all of the ball bearings unlike standard bearings which load only those at the bottom of the bearing. This load distribution ensures bearing life is increased drastically allowing for more time spent in the saddle than...
                                      £16.00
                                      £16.00
                                    • enduro bearings bottom bracket spares 6800 llu max bo abec 3 max p71153

                                        Enduro Bearings 6800 Llu Max Bo Abec 3 Max Spares & Accessories

                                        MAX berings are designed without retainers and 40% more balls than standard ABEC 3 or 5 bearings. This enables them to carry a much higher load and makes them perfect for frame pivots. They are also packed with CRC Marine Grease, which will not...
                                        £9.00
                                        £9.00
                                      • Shimano 105 FC-R7000 105 double chainset, HollowTech II 172.5 mm 52 / 36T, black

                                          Shimano 105 FC-R7000 105 double chainset, HollowTech II 172.5 mm 52 / 36T, black

                                          The Shimano 105 FC-R7000 double chainset features lightweight HollowTech II forged and anodised aluminium crank arms with a hollow structure that reduces flex while minimising weight. Its chainring teeth are designed to pair with HG-X 11-speed chains, enhancing contact for improved efficiency and power...
                                          £119.99
                                          £159.99
                                          £119.99
                                          Save £40.00
                                        • Shimano Ultgera ST-R8170 bled hydraulic disc, Di2 E-tube STI set, flat mount calliper, LH rear

                                            Shimano Ultgera ST-R8170 bled hydraulic disc, Di2 E-tube STI set, flat mount calliper, LH rear

                                            High performance Ultegra Wireless hydraulic Servo Wave disc brake Di2 STI's give you control, modulation and power with minimal effort in all riding conditions Wireless connectivity to the front and rear derailleurs for effortless trouble free gear shifts With Di2 technology shifting is easy...
                                            £299.99
                                            £449.99
                                            £299.99
                                            Save £150.00
                                          • Wheels Manufacturing Solo-XDWheels Manufacturing Solo-XD

                                            Wheels Manufacturing Solo-XD - Black

                                            " SOLO-XD 16T Single Speed Cog, BlackSingle Speed chainrings are designed with narrow to wide alternating tooth pattern allowing for superior chain retention. 7075 Aluminum Color: Black Tooth Count: 16 Compatible with SRAM XD/XDR Freehub Bodies on the SOLO-XD. Cogs are optimized for use...
                                            £43.49
                                            £49.99
                                            £43.49
                                            Save £6.50
                                            • Black
                                          • Shimano Tiagra SL-4700 Tiagra mechanical shifter for flat barShimano Tiagra SL-4700 Tiagra mechanical shifter for flat bar

                                            Shimano Tiagra SL-4700 Tiagra mechanical shifter for flat bar - Black

                                            The Tiagra SL-4700 Rapidfire Shifters are precise mountain bike style levers for road bikes fitted with flat handlebars and 10-speed road drivetrains Double or triple chainset compatible For use with Tiagra 4700 road front derailleurs and 10-speed road rear derailleur Clearly visible optical gear...
                                            £43.49
                                            £49.99
                                            £43.49
                                            Save £6.50
                                            • Black
                                          • Shimano Spares FC-M9200 left hand crank arm unit with protection stickerShimano Spares FC-M9200 left hand crank arm unit with protection sticker

                                            Shimano Spares FC-M9200 left hand crank arm unit with protection sticker - Silver / Black

                                            Genuine Shimano replacement part
                                            £156.59
                                            £179.99
                                            £156.59
                                            Save £23.40
                                            • Silver / Black
                                          • Shimano Saint SM-CD50 Saint chain guard and guide set for 36TShimano Saint SM-CD50 Saint chain guard and guide set for 36T

                                            Shimano Saint SM-CD50 Saint chain guard and guide set for 36T - Black

                                            Shimano's new modular chain device Damper on lower guide prevents chain slap Silencer on lower guide keeps things runnning smoothly and quietly ISCG or ISCG05 mounts available Mud shedding design Weight:147g (with one bash plate)
                                            £82.64
                                            £94.99
                                            £82.64
                                            Save £12.35
                                            • Black
                                          • Shimano Dura-Ace FC-R9200 Dura-Ace 12-speed double Power Meter chainset Shimano Dura-Ace FC-R9200 Dura-Ace 12-speed double Power Meter chainset

                                            Shimano Dura-Ace FC-R9200 Dura-Ace 12-speed double Power Meter chainset - Black

                                            With several years of development and working closely with professional teams you can expect extreme accuracy from Shimano's first fully integrated power meter HollowTech II 12-speed Dura-Ace chainset Accurately calibrated strain gauges are integrated inside both left and right crank arms, this provides a...
                                            £1,043.99
                                            £1,199.99
                                            £1,043.99
                                            Save £156.00
                                            • Black
                                          • Shimano CUES FC-U8000-1 CUES 11/10/9 speed single chainringShimano CUES FC-U8000-1 CUES 11/10/9 speed single chainring

                                            Shimano CUES FC-U8000-1 CUES 11/10/9 speed single chainring - Black

                                            £56.54
                                            £64.99
                                            £56.54
                                            Save £8.45
                                            • Black
                                          • Shimano CUES FC-U6000-1 CUES 11/10/9 speed single chainringShimano CUES FC-U6000-1 CUES 11/10/9 speed single chainring

                                            Shimano CUES FC-U6000-1 CUES 11/10/9 speed single chainring - Black

                                            The Shimano FC-U6000-1 CUES 11/10/9 speed single chainrings are the perfect replacement for worn or damaged chainrings Shimano's class leading CUES chainrings offer the optimum balance of light weight and rigidity for precise shifts even under high loads and aimed at the Lifestyle and...
                                            £17.99
                                            £17.99
                                            • Black
                                          • Wheels Manufacturing Replaceable Derailleur Hanger / Dropout 86Wheels Manufacturing Replaceable Derailleur Hanger / Dropout 86

                                            Wheels Manufacturing Replaceable Derailleur Hanger / Dropout 86 - Black

                                            Upgrade or replacement rear derailleur dropouts; stiffer and more rigid to improve shifting performance CNC machined from solid 6061 aluminium to exact tolerances Stiffer than any original equipment hanger which improves shifting performance Still breaks before your frame does to perform its main function...
                                            £27.99
                                            £27.99
                                            • Black
                                          Recently Viewed Products

                                          Why Swinnerton Bikes

                                          Free UK Shipping Over £50

                                          Fast free shipping on all UK orders over £50
                                          Price Match

                                          *Seen it cheaper, let us know & we'll match it.
                                          Spread The Cost with Klarna

                                          Pay in instalments or pay later with Klarna.