ROTOR

ROTOR is a Spanish cycling component brand founded in Madrid in 1997, specialising in innovative chainrings, cranksets, power meters, and drivetrain components for road, gravel, and triathlon cyclists. Best known for their Q Rings oval chainring technology — which uses an elliptical chainring shape to optimise the power delivery through...

ROTOR is a Spanish cycling component brand founded in Madrid in 1997, specialising in innovative chainrings, cranksets, power meters, and drivetrain components for road, gravel, and triathlon cyclists. Best known for their Q Rings oval chainring technology — which uses an elliptical chainring shape to optimise the power delivery through the pedal stroke — ROTOR components are trusted by professional road and triathlon cyclists who want to maximise efficiency and reduce fatigue on long rides and races. At Swinnerton Cycles, we stock ROTOR chainrings for road, gravel, and Shimano GRX drivetrain builds.

The ROTOR range includes Round Ring 1x direct mount chainrings for single-chainring gravel and road setups, and Q Rings oval chainrings in GRX-compatible BCD configurations for Shimano GRX gravel and road groupsets.

Why Choose ROTOR?

  • Spanish cycling component brand founded in Madrid in 1997, specialists in innovative drivetrain technology
  • Q Rings oval chainring technology for optimised power delivery and reduced fatigue through the pedal stroke
  • Round Ring 1x direct mount chainrings for clean, single-chainring gravel and road builds
  • GRX-compatible chainring options for Shimano GRX gravel and road groupset builds
  • Trusted by professional road and triathlon cyclists for performance and efficiency gains
  • Covers road, gravel, and triathlon drivetrain applications

Top Selling ROTOR Products

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  • ROTOR 1X13 Mtb Shifting Set - SilverROTOR 1X13 Mtb Shifting Set - Silver | Swinnerton Cycles

    ROTOR 1X13 MTB Shifting Set Silver – Precise 1X12/1X13 Drivetrain Gear Kit

    The ROTOR 1X13 MTB Shifting Set in Silver offers precise and reliable gear changes for mountain biking enthusiasts. Designed for smooth transmission, it enhances your riding experience with its durable and high-quality components. With its sleek silver finish, this shifting set combines performance and...
    £1,028.71
    £1,168.99
    £1,028.71
    Save £140.28
  • ROTOR 1X13 Jockey Wheel SetROTOR 1X13 Jockey Wheel Set | Swinnerton Cycles

    ROTOR 1X13 Jockey Wheel Set for Rear Derailleur Smooth Shifting Replacement

    Upgrade your drivetrain with the ROTOR 1X13 Jockey Wheel Set, designed for smooth and precise shifting. These high-quality jockey wheels ensure optimal chain tension and durability. Made by ROTOR, this set is perfect for maintaining your rear mech’s performance and extending the life of...
    £59.83
    £67.99
    £59.83
    Save £8.16
  • ROTOR 1X/2X Aero Mas Spider 110X4ROTOR 1X/2X Aero Mas Spider 110X4

    ROTOR Aero Mas Spider 110x4 for 1X/2X Crankset Compatibility and Performance

    Enhance your bike's efficiency with the ROTOR 1X/2X Aero Mas Spider 110X4. Designed for seamless integration, it offers superior durability and smooth performance. What It’s Good For Optimizing crankset compatibility and strength Improving transmission responsiveness Providing reliable performance in varied conditions What It’s NOT...
    £69.51
    £78.99
    £69.51
    Save £9.48
  • ROTOR 1X Grx Bolt Set 4 Bolts BlackROTOR 1X Grx Bolt Set 4 Bolts Black

    ROTOR 1X GRX Bolt Set - 4 Black Bolts for Shimano GRX Cranksets

    The ROTOR 1X Grx Bolt Set features four durable black bolts designed for Shimano GRX compatibility. Crafted to ensure secure crank attachment, these bolts offer reliable performance and longevity. Perfect for maintaining or upgrading your bike's transmission, this set blends seamlessly with your existing...
    £15.39
    £17.49
    £15.39
    Save £2.10
  • ROTOR 12 Speed CassetteROTOR 12 Speed Cassette | Swinnerton Cycles

    ROTOR 12 Speed Cassette for Smooth, Precise Shifting & Drivetrain Efficiency

    The ROTOR 12 Speed Cassette ensures smooth, precise gear changes for every ride. Built with high-quality components, it delivers reliable transmission performance. Designed for cyclists seeking durability and efficiency, this cassette enhances your drivetrain's responsiveness and longevity. What It’s Good For Providing seamless shifting...
    £298.75
    £339.49
    £298.75
    Save £40.74
  • ROTOR 13 Speed CassetteROTOR 13 Speed Cassette | Swinnerton Cycles

    ROTOR 13 Speed Cassette for Smooth Shifting Compatible with 12 & 13 Speed Systems

    The ROTOR 13 Speed Cassette delivers precise gear shifts with smooth performance. Designed for durability and efficiency, it enhances your ride whether on road or trail. Compatible with 12 & 13 speed systems, this cassette ensures seamless transmission and reliable power transfer. Ideal for...
    £312.83
    £355.49
    £312.83
    Save £42.66
  • ROTOR 12 Speed Ybn Chain Silver 126LROTOR 12 Speed Ybn Chain Silver 126L | Swinnerton Cycles

    ROTOR 12-Speed YBN Silver Bike Chain 126 Links for Smooth Shifting

    Experience smooth and reliable shifting with the ROTOR 12 Speed Ybn Chain Silver 126L. Designed for precision and durability, this chain enhances your bike's transmission performance. Crafted with high-quality materials, it ensures long-lasting use and optimal compatibility with 12-speed drivetrains. Upgrade your cycling experience...
    £51.03
    £57.99
    £51.03
    Save £6.96
  • ROTOR 1X Aero Oval Q Ring Bcd110X4ROTOR 1X Aero Oval Q Ring Bcd110X4

    ROTOR 1X Aero Oval Q Ring BCD110x4 Chainring for Road & MTB Bikes - Black

    Enhance your bike’s performance with the ROTOR 1X Aero Oval Q Ring Bcd110X4. Designed for smooth transmission and efficient power transfer, this chain ring fits perfectly with a 4 bolt spider setup. Its aero oval shape reduces drag and improves pedaling efficiency, making it...
    £90.63
    £102.99
    £90.63
    Save £12.36
    • Black
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Maximise your power output with our ROTOR collection at Swinnerton Cycles. ROTOR is a Spanish manufacturer producing premium oval chainrings, power meters, and cranksets engineered to optimise pedalling efficiency and deliver measurable performance gains for road, gravel, and triathlon cyclists. Browse the full ROTOR range and explore our wider Chainrings, Powermeters, and Cranks collections.

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