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
MTB Cranks

MTB Cranks
Track Bike Cranks

Track Bike Cranks
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  • Sram Crankset X01 Eagle 55Mm Chainline Dub 12S W Direct Mount 32T X-Sync 2 Chainring (Dub Cups/Bearings Not Included) C3Sram Crankset X01 Eagle 55Mm Chainline Dub 12S W Direct Mount 32T X-Sync 2 Chainring (Dub Cups/Bearings Not Included) C3 | Swinnerton Cycles

    Sram X01 Eagle 12S Crankset 55mm Chainline DUB Direct Mount 32T X-Sync 2 Chainring - Lunar/Polar

    The Sram Crankset X01 Eagle 55Mm Chainline Dub 12S W Direct Mount 32T X-Sync 2 Chainring offers unparalleled strength and precision for serious mountain bikers. Designed as the strongest crank in the entire Eagle™ ecosystem, it combines lightweight construction with exceptional durability. This crankset...
    £354.25
    £358.00
    £354.25
    Save £3.75
    • Lunar/Polar
  • Sram Crankset Red 1X E1 Xplr Dub Wide Direct Mount 42T (Bb Not Included)Sram Crankset Red 1X E1 Xplr Dub Wide Direct Mount 42T (Bb Not Included) | Swinnerton Cycles

    Sram Red 1X E1 Xplr Dub Wide Direct Mount Crankset 42T – Gravel & Road Bike

    The Sram Crankset Red 1X E1 Xplr Dub Wide Direct Mount 42T is expertly crafted for cyclists who demand precision and durability on both gravel and road terrains. Designed by Sram, a leader in cycling innovation, this crankset features a 42-tooth chainring that strikes...
    £609.66
    £650.00
    £609.66
    Save £40.34
  • Sram Crank Gx Eagle Superboost+ Dub 12S With Direct Mount 32T X-Sync 2 Chainring (Dub Cups/Bearings Not Included)Sram Crank Gx Eagle Superboost+ Dub 12S With Direct Mount 32T X-Sync 2 Chainring (Dub Cups/Bearings Not Included) | Swinnerton Cycles

    SRAM GX Eagle Superboost+ DUB 12-Speed Crankset with Direct Mount 32T X-SYNC 2 Chainring - Lunar

    The Sram GX Eagle Superboost+ Dub 12S crankset is engineered for riders who demand peak performance and durability on every trail. Crafted from high-quality forged aluminum, this crankset offers a robust yet lightweight solution designed to withstand the rigors of mountain biking. Featuring the...
    £141.34
    £149.00
    £141.34
    Save £7.66
    • Lunar
  • Sram Crank Gx Eagle Fat Bike 5" Dub 12S With Direct Mount 30T X-Sync 2 Cnc Chainring (Dub Cups/Bearings Not Included)Sram Crank Gx Eagle Fat Bike 5" Dub 12S With Direct Mount 30T X-Sync 2 Cnc Chainring (Dub Cups/Bearings Not Included) | Swinnerton Cycles

    Sram GX Eagle Fat Bike Crankset 5" Dub 12-Speed Direct Mount 30T X-Sync 2 CNC Chainring - Lunar

    The Sram GX Eagle Fat Bike 5" Dub 12S crankset is designed for riders who demand reliability and performance on every trail. Crafted from durable forged aluminum, this crankset combines strength with lightweight design, making it an ideal component for aggressive fat bike riders....
    £194.62
    £206.00
    £194.62
    Save £11.38
    • Lunar
  • Sram Crank Gx Eagle Fat Bike 4" Dub 12S With Direct Mount 30T X-Sync 2 Chainring (Dub Cups/Bearings Not Included)Sram Crank Gx Eagle Fat Bike 4" Dub 12S With Direct Mount 30T X-Sync 2 Chainring (Dub Cups/Bearings Not Included) | Swinnerton Cycles

    Sram GX Eagle Fat Bike Crankset 4" Dub 12-Speed Direct Mount 30T X-Sync 2 Chainring - Lunar

    The Sram GX Eagle Fat Bike 4" Dub 12S crankset is designed for riders who demand durability and precision on every ride. Crafted from high-quality aluminum, it offers a robust yet lightweight solution tailored for fat bikes, ensuring consistent performance across challenging terrains. The...
    £153.42
    £161.00
    £153.42
    Save £7.58
    • Lunar
  • Sram - Crank Arm Assembly Xx1 Eagle 55Mm Chainline Dub 8Bolt Grey (Bb/Spider/Chainrings Not Included) 2021Sram - Crank Arm Assembly Xx1 Eagle 55Mm Chainline Dub 8Bolt Grey (Bb/Spider/Chainrings Not Included) 2021 | Swinnerton Cycles

    Sram XX1 Eagle Crank Arm Assembly 55mm Chainline DUB 8-Bolt Grey MTB Parts 2021 - Grey

    Experience the pinnacle of mountain bike performance with the Sram Crank Arm Assembly XX1 Eagle 55mm Chainline DUB 8Bolt in sleek grey. Crafted for serious riders, this crank arm assembly combines lightweight carbon construction with exceptional stiffness and strength, ensuring every pedal stroke translates...
    £342.47
    £389.00
    £342.47
    Save £46.53
    • Grey
  • Sram Crank Arm Assembly S699 - Mahle Gen3 (Compatible With Specialized Bikes) Sram Crank Arm Assembly S699 - Mahle Gen3 (Compatible With Specialized Bikes)

    SRAM Crank Arm Assembly S699 Mahle Gen3 for Specialized E-MTBs with DUB Spindle - Carbon Black

    The Sram Crank Arm Assembly S699 - Mahle Gen3 is a precision-engineered component designed for Specialized bikes equipped with Mahle motors. Crafted with a carbon crank arm and a sleek black finish, this assembly combines durability with lightweight performance, making it an ideal choice...
    from £138.50
    £150.00
    from £138.50
    Save £11.50
    • Carbon Black
    • Aluminium Black
  • Sram Eagle 90 crank arm assembly in black with Bosch crank cap, ISIS interface, and self-extracting bolt for mountain bike componentsSram Eagle 90 crank arm assembly in black with Bosch crank cap and self-extracting bolt, bike component for mountain biking.

    Sram Eagle 90 Crank Arm Assembly Black M15 ISIS with Bosch Crank Cap Self Extracting Bolt - Black

    The Sram Crank Arm Assembly Eagle 90 Isis in sleek black is engineered to meet the demands of serious E-MTB riders seeking both durability and style. Crafted from robust aluminum, this crank arm offers exceptional strength without adding unnecessary weight, ensuring reliable performance on...
    £89.45
    £95.00
    £89.45
    Save £5.55
    • Black
  • Sram Apex 1X Crankset D1 Dub 83-A Cannondale-Ai 42T (Bb Not Included)Sram Apex 1X Crankset D1 Dub 83-A Cannondale-Ai 42T (Bb Not Included) | Swinnerton Cycles

    SRAM Apex 1X D1 DUB 83-A Crankset 42T Cannondale-Ai Compatible (BB Not Included)

    The Sram Apex 1X Crankset D1 Dub 83-A Cannondale-Ai 42T is designed for riders who demand precision, durability, and versatility in their drivetrain components. Featuring an aluminum crank arm and a lightweight, stiff DUB spindle, this crankset offers exceptional power transfer and reliability. Its...
    £112.87
    £120.00
    £112.87
    Save £7.13
  • Quarq Powermeter Kit Dm Red Axs D1 Aero (Powermeter Including Chainring)Quarq Powermeter Kit Dm Red AXS D1 Aero (Powermeter Including Chainring): BLACK 50T | Swinnerton Cycles

    Quarq Powermeter Kit DM Red AXS D1 Aero 50T Black Chainring Powermeter - Black

    The Quarq Powermeter Kit Dm Red AXS D1 Aero combines precision engineering with cutting-edge technology to elevate your cycling performance. Designed specifically for road cyclists, this powermeter is seamlessly integrated into a direct mount aero chainring, offering a streamlined and efficient setup. Its AXS™...
    £798.00
    £798.00
    • Black
  • Shimano FC-M6100 Deore chainset, 12-speed, 55 mm chainlineShimano FC-M6100 Deore chainset, 12-speed, 55 mm chainline

    Shimano Deore FC-M6100 12-Speed MTB Chainset with 55mm Chainline HollowTech II - Black

    The Shimano FC-M6100 Deore Chainset is engineered for mountain bikers seeking durability and performance in a 12-speed setup. Featuring a robust 2-piece design, this chainset is compatible with Dyna-Sys MTB HG-X transmissions, ensuring smooth and reliable shifting on challenging trails. The forged crank arms...
    from £98.99
    £109.99
    from £98.99
    Save £11.00
    • Black
  • Cane Creek Eewings Mountain CranksCane Creek Eewings Mountain Cranks

    Cane Creek eeWings Titanium Mountain Bike Cranks with CNC Bottom Bracket Preloader

    Experience unmatched performance with the Cane Creek eeWings Mountain Cranks, engineered for riders who demand the highest standards in mountain biking components. Crafted from titanium, these cranks combine exceptional stiffness and durability with an impressively low weight of just 400 grams, rivaling the lightness...
    from £996.00
    from £996.00
  • Shimano FD-R2000 clamp band adapter for 28.6mm components, genuine replacement part for bicycle gear systems.Shimano FD-R2000 clamp band adapter for 28.6mm components, genuine replacement part for bike gear shifting.

    Shimano FD-R2000 Clamp Band Adapter 28.6mm Genuine Replacement Part

    The Shimano Spares FD-R2000 clamp band adapter, 28.6 mm, ensures a secure fit for your front derailleur. Crafted as a genuine Shimano replacement part, it guarantees compatibility and durability. Designed specifically for Shimano cranksets, this adapter maintains optimal transmission performance, keeping your bike shifting...
    £0.87
    £1.99
    £0.87
    Save £1.12
  • Shimano Ultegra FC-R8000 left hand crank arm in grey, 175mm, bike component replacement part with detailed designShimano Ultegra FC-R8000 left hand crank arm in grey, 175mm, replacement component for bicycle drivetrain.

    Shimano Ultegra FC-R8000 Left Hand Crank Arm 175mm Grey Replacement Part

    The Shimano Ultegra FC-R8000 left hand crank arm unit in 175mm grey is a reliable replacement part designed for seamless integration with your Shimano Ultegra R8000 crankset. Crafted with precision, it ensures optimal performance and durability for your ride. As a genuine Shimano component,...
    £26.08
    £89.99
    £26.08
    Save £63.91
  • Shimano Fc-R8000 Left Hand Crank Arm Unit 170 Mm Spares & AccesoriesShimano Ultegra FC-R8000 left hand crank arm unit, 170mm grey | Swinnerton Cycles

    Shimano Ultegra FC-R8000 Left Crank Arm Unit 170mm Grey Replacement Part

    The Shimano Ultegra FC-R8000 left hand crank arm unit offers precise performance and durability for your bike. Crafted with high-quality materials, it ensures smooth pedaling and reliable power transfer. Designed as a genuine Shimano replacement, this 170mm grey crank arm fits seamlessly with your...
    £80.99
    £89.99
    £80.99
    Save £9.00
  • Shimano Fc-R2000 Chainring 50T-Nb Spares & AccesoriesShimano Claris FC-R2000 Claris 8 speed double outer chainring 50T-NB for 50-34T | Swinnerton Cycles

    Shimano Claris FC-R2000 8-Speed Double Chainring 50T Outer for 50-34T Crankset

    The Shimano Claris FC-R2000 8 speed double outer chainring 50T-NB is designed to deliver reliable performance and smooth gear transitions. Engineered specifically for Shimano HG 8-speed chains, this chainring ensures optimal contact and improved power transfer, enhancing your cycling efficiency. Whether replacing worn or...
    £22.49
    £24.99
    £22.49
    Save £2.50
  • Shimano Fc-M9000 Chainring Fixing Parts And Bolt Set For Single Spares & AccesoriesShimano Fc-M9000 Chainring Fixing Parts And Bolt Set For Single Spares & Accesories

    Shimano FC-M9000 Chainring Fixing Parts and Bolts for Single, Pack of 4

    Ensure secure and reliable attachment of your FC-M9000 chainring with this pack of 4 genuine Shimano fixing parts and bolts. Designed specifically for single chainrings, these components guarantee a perfect fit and long-lasting performance. Crafted to maintain the integrity of your crankset, these replacement...
    £98.99
    £109.99
    £98.99
    Save £11.00
  • Shimano Fc-M4000 Right Hand Crank Arm 170 Mm Spares & AccesoriesShimano Spares FC-M4000 right hand crank arm, 170 mm | Swinnerton Cycles

    Shimano FC-M4000 Right Hand Crank Arm 170mm Replacement Part for Crankset

    The Shimano Spares FC-M4000 right hand crank arm offers reliable performance and durability. Designed to fit perfectly with your Shimano crankset, it ensures smooth and efficient pedaling on every ride. Crafted with precision, this 170 mm crank arm is a genuine replacement part that...
    £42.53
    £44.99
    £42.53
    Save £2.46
  • Shimano Fc-R7100 Left Hand Crank Arm Unit 170 Mm Spares & Accesories

    Shimano 105 FC-R7100 Left Crank Arm Unit 170mm for 12-Speed Drivetrains

    The Shimano 105 FC-R7100 left hand crank arm unit, 170 mm, offers precise shifting and reliable performance. Designed for 12-speed drivetrains, it ensures smooth power transfer and durability. A genuine Shimano replacement part, it fits various crank sizes for tailored comfort. What It’s Good...
    £49.99
    £49.99
  • Shimano Fc-R9200 Ring Spares & AccesoriesShimano Fc-R9200 Ring Spares & Accesories

    Shimano FC-R9200 Right Ring Crank Spider Replacement Part for Crankset

    The Shimano Spares FC-R9200 R ring crank spider side is a genuine replacement part designed for optimal performance. Crafted with precision, it ensures seamless compatibility with your Shimano crankset. Durable and reliable, this component maintains the integrity of your transmission system, helping you achieve...
    £2.99
    £2.99
  • Shimano GRX FC-RX810-1 40T 11-speed single chainring for gravel and adventure bikes, showing the black metal gear teeth.Shimano GRX FC-RX810-1 40T 11-speed single chainring for gravel and adventure bikes, shown with teeth detail and black finish.

    Shimano GRX FC-RX810-1 40T 11-Speed Single Chainring for Gravel & Adventure Bikes

    The Shimano GRX FC-RX810-1 40T 11-speed single chainring is engineered to deliver exceptional performance for your gravel and adventure rides. Crafted from lightweight aluminium with anodised teeth, this chainring combines durability with precision to ensure reliable shifting and smooth pedalling even in challenging terrain....
    £61.25
    £64.99
    £61.25
    Save £3.74
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    FSA Powerbox NS Road Alloy Left Hand Crank Arm 172.5mm K1444 Spares & Accessories

    The FSA Powerbox NS Road Alloy Left Hand Arm 172.5mm K1444 is engineered for cyclists who demand both performance and durability. Made from high-quality alloy, this crank arm strikes the perfect balance between strength and lightweight design, enabling efficient power transfer with every pedal...
    £53.00
    £60.00
    £53.00
    Save £7.00
  • Pair of black SRAM crank arm guard boots for XX, XXSL D1, and XX CF pedals, designed for Bosch pedal assist e-bikes.Pair of black SRAM crank arm guard boots for XX, XXSL D1 & XX CF pedals, designed for Bosch pedal assist 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,...
    £10.56
    £11.00
    £10.56
    Save £0.44
  • 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...
    £14.58
    £20.00
    £14.58
    Save £5.42
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    Giant Power Halo Sr2 2022 Charger Cable Spares & Accessories for E-Bike

    Maintain the exceptional performance of your Giant Power Halo Sr2 with the genuine Charger Cable Spares & Accessories. Designed specifically for the 2022 model, these high-quality components ensure flawless compatibility with your bike’s crank and transmission system. Crafted by Giant, a leader in cycling...
    £25.00
    £25.00
  • Quarq Colored Decals (Black, Grey, Red, Blue, Orange, Green & Yellow)- compatible with any Quarq Power meters produced after January 8, 2015 (revision ADX) 2019: | Swinnerton Cycles

    Quarq Colored Decals for Power Meters (Black, Grey, Red, Blue, Orange, Green, Yellow) Compatible Post-2015

    Enhance your Quarq power meter with vibrant colored decals. These decals fit all Quarq power meters made after January 8, 2015 (revision ADX) 2019, adding a personalized touch to your bike components. Made by Sram, these decals are perfect for cranks, spares, and transmission...
    £34.92
    £37.00
    £34.92
    Save £2.08
  • FSA Bosch G4 Spider 1x12 alloy drivetrain component with 104 BCD and 55mm chainline, designed for bike gearing systems.FSA Bosch G4 Spider alloy 1x12 drivetrain component with 104 BCD and 55mm chainline, designed for bike gear systems.

    FSA Bosch G4 Spider 1x12 Alloy 104 BCD 55mm Chainline Drivetrain Component W0140

    The FSA Bosch G4 Spider 1x12 Alloy 104 BCD (CL: 55mm, W0140) is a precision-engineered component designed for reliable performance. Crafted from forged AL6061, it offers lightweight strength and durability. Its bead blasted anodized black finish ensures both style and corrosion resistance. With a...
    £28.71
    £32.99
    £28.71
    Save £4.28
  • Fsa Self Extracting Cap For Megaexo Crank Bolts Ml247 Lh Thread Spares & AccesoriesFSA Self Extracting Cap for MegaExo Crank Bolts ML247 | Swinnerton Cycles

    FSA Self Extracting Cap for MegaExo Crank Bolts ML247 Left-Hand Thread

    The FSA Self Extracting Cap for MegaExo Crank Bolts ML247 ensures easy removal and installation of crank bolts. Designed for durability and precision, it fits perfectly with 390-2072 (Left Hand Thread) components, enhancing your bike’s maintenance experience. What It’s Good For Facilitates quick crank...
    £6.96
    £7.99
    £6.96
    Save £1.03
  • Fsa Crank Bolts (Jis M8 Steel Ml019) Spares & AccesoriesFSA Crank Bolts (JIS, M8, Steel, ML019) | Swinnerton Cycles

    FSA Crank Bolts ML019 JIS M8 Steel – Durable Bike Crankset Fasteners

    FSA Crank Bolts (JIS, M8, Steel, ML019) are crafted with precision to guarantee a secure and reliable connection between your crank arms and bottom bracket spindle. Engineered by FSA, a renowned brand in cycling components, these bolts feature high-quality steel construction that ensures exceptional...
    £3.48
    £3.99
    £3.48
    Save £0.51
  • Campagnolo Veloce chainset bolt set for crankset maintenance, includes spare components and accessories for bike components.Campagnolo Veloce chainset bolt set for crankset maintenance, includes spare components and accessories for bike repairs.

    Campagnolo Veloce Chainset Bolt Set Spares & Accessories for Crankset Maintenance

    Ensure your Campagnolo Veloce crankset stays secure with this genuine bolt set. Designed specifically for precise fit and durability, it supports smooth transmission performance. These spares and accessories are essential for maintaining your bike’s reliability and extending the life of your components. What It’s...
    £21.00
    £21.00
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