Welcome to Cyclepowermeters

4iiii

4iiii

Whether you’re a pro or simply training hard, PRECISION power meters deliver industry-leading accuracy, highly dependable cadence data, 3D power meter technology capable of measuring tri-axial strain on your crank arm. Designed to be durable and lightweight, compatible with  ANT+ and Bluetooth head units, PRECISION helps you train harder and smarter. 

PRECISION left side Ride Ready comes is installed on a new Shimano left crank arm (105, Ultegra, or Dura-Ace).

Check your frame clearance before you order by downloading and printing the compatibility guide:
Letter size paper (pdf)  |  A4 size paper (pdf) 

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  1. Dura-Ace FC-R9200 PRECISION 3+ PRO installed incl. crankset

    RRP: £1,120.00

    Our Price: £952.00

    Dura-Ace FC-R9200 PRECISION 3+ PRO installed incl. crankset

    Get ready to elevate your riding experience with the new PRECISION 3+ PRO Powermeter with Apple Find My. Delivering the same reliable and highly accurate power data you’ve come to expect from 4iiii, while enjoying the peace of mind that comes with knowing the location of your bike.

    With advanced metrics such as left/right balance, pedal smoothness and torque effectiveness, the PRECISION 3+ PRO Powermeter provides the data you need for training and racing. With up to 550 hours of battery life, an automatic terrain selector, +/-1% accuracy and backed by our industry-leading 3-year warranty, the PRECISION 3+ PRO Powermeter will be your trusted tool for years to come.

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  2. Ultegra FC-R8100 PRECISION 3+ PRO installed incl. crankset

    RRP: £875.00

    Our Price: £743.75

    Ultegra FC-R8100 PRECISION 3+ PRO installed incl. crankset Learn More
  3. 4iiii GRX RX810 Precision 3.0+ with Apple Find My
    £375.00

    Our most powerful unit to date, compressed into a smaller, lighter package and featuring support for Apple Find My, the PRECISION 3+ Powermeter is a proven choice of pros and weekend warriors alike. Whether you’re fighting for a Kona qualification spot, logging countless hours on virtual riding platforms or looking to better your time up the local KOM segment, you want accurate and reliable tools to unlock your potential. With up to 800 hours of battery life, an automatic terrain selector, +/-1% accuracy and backed by our industry-leading 3-year warranty, the PRECISION 3+ Powermeter will be your trusted tool for years to come.

    Learn More
  4. 4iiii Ultegra R8000 Precision 3.0+ with Apple Find My
    £375.00

    Our most powerful unit to date, compressed into a smaller, lighter package and featuring support for Apple Find My, the PRECISION 3+ Powermeter is a proven choice of pros and weekend warriors alike. Whether you’re fighting for a Kona qualification spot, logging countless hours on virtual riding platforms or looking to better your time up the local KOM segment, you want accurate and reliable tools to unlock your potential. With up to 800 hours of battery life, an automatic terrain selector, +/-1% accuracy and backed by our industry-leading 3-year warranty, the PRECISION 3+ Powermeter will be your trusted tool for years to come.

    Learn More
  5. 4iiii 105 - R7000 Precision 3.0+ with Apple Find My

    RRP: £325.00

    Our Price: £276.25

    Our most powerful unit to date, compressed into a smaller, lighter package and featuring support for Apple Find My, the PRECISION 3+ Powermeter is a proven choice of pros and weekend warriors alike. Whether you’re fighting for a Kona qualification spot, logging countless hours on virtual riding platforms or looking to better your time up the local KOM segment, you want accurate and reliable tools to unlock your potential. With up to 800 hours of battery life, an automatic terrain selector, +/-1% accuracy and backed by our industry-leading 3-year warranty, the PRECISION 3+ Powermeter will be your trusted tool for years to come.

    Learn More
  6. 4iiii Dura Ace 8100 Precision 3.0+ With Apple Find My

    RRP: £425.00

    Our Price: £361.25

    Our most powerful unit to date, compressed into a smaller, lighter package and featuring support for Apple Find My, the PRECISION 3+ Powermeter is a proven choice of pros and weekend warriors alike. Whether you’re fighting for a Kona qualification spot, logging countless hours on virtual riding platforms or looking to better your time up the local KOM segment, you want accurate and reliable tools to unlock your potential. With up to 800 hours of battery life, an automatic terrain selector, +/-1% accuracy and backed by our industry-leading 3-year warranty, the PRECISION 3+ Powermeter will be your trusted tool for years to come.

    Learn More
  7. 4iiii Dura Ace 9200 Precision 3.0+ with Apple Find My

    RRP: £495.00

    Our Price: £420.75

    Our most powerful unit to date, compressed into a smaller, lighter package and featuring support for Apple Find My, the PRECISION 3+ Powermeter is a proven choice of pros and weekend warriors alike. Whether you’re fighting for a Kona qualification spot, logging countless hours on virtual riding platforms or looking to better your time up the local KOM segment, you want accurate and reliable tools to unlock your potential. With up to 800 hours of battery life, an automatic terrain selector, +/-1% accuracy and backed by our industry-leading 3-year warranty, the PRECISION 3+ Powermeter will be your trusted tool for years to come.

    Learn More
  8. 4iiii Dura Ace R9100 PRECISION PRO installed incl. crankset

    RRP: £899.00

    Our Price: £719.20

    Measuring power output from both right & left sides.
    Ridden by the pros, PRECISION PRO dual-side power meters deliver all the benefits of our left-side model.
    That's exceptional accuracy, lightweight design, ANT+ and Bluetooth compatibility, 3D powermeter technology.
    Plus it also has a specific breakdown of left and right wattage. 
    Perfect for those who need specific power output from each crank side,...
    Or anyone who simply wants the best power meter on the market.

    The PRECISION PRO Ride Ready comes pre-installed on a new Shimano DURA-ACE FC-9000 series crankset you purchase from us.

    Please check your frame clearance before you order by downloading and printing the compatibility guide:
     A4 size paper (pdf)

    Learn More
  9. 4iiii Precision 2.0 3D Shimano Ultegra 8000

    RRP: £299.00

    Our Price: £249.00

    IN THE BOX

    • 4iiii PRECISION Power Meter For Shimano Ultegra 8000
    • 2 x 2032 coin cell batteries
    • Quick Start guide

    SPECIFICATIONS

    • Weight: 25 grams (power meter only)
    • Data accuracy: +/- 1% error margin
    • Battery life: 100+ hours on 2032 coin cell battery
    • Battery status indicator: Alert at 15% battery power
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  10. 4iiii Precision 2.0 3D Shimano XTR M9000

    RRP: £429.00

    Our Price: £290.00

    In the Box

    • 4iiii PRECISION Power Meter For Shimano XTR M9000
    • 2 2032 coin cell batteries
    • Quick Start guide
    Learn More

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