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4iiii Precision Pro Dual Sided Power Meter - Dura Ace R9100

CAD 1679.49 from CA$1679.49

Save: CA$311.00

Item limited to max quantity of 5000

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In stock


Usually dispatched within 24 hours

  • Description

    Ridden by the pros, PRECISION PRO dual-side power meters deliver all the benefits of our left-side model (exceptional accuracy, lightweight design, ANT+ and Bluetooth compatibility, 3D powermeter technology), plus 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.


    • 3D power meter technology (patent pending) measures tri-axial strain on your crank
    • Accurate, consistent data
    • Lightweight, compact design
    • Battery status indicator via 4iiii app
    • Compatible with ANT+, Bluetooth Smart head units, smartphones, and other 4iiii products
    • User-friendly app and configurable rider compensation scale factor
    • Easy setup and maintenance
    • Over-the-air upgrade capability for adding new features and updates


    • 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

    Display Compatibility:

    Android Apps

    • CatEye Cycling
    • Endomondo
    • Strava
    • Wahoo Fitness: Workout Tracker
    • plus other apps supporting Bluetooth Smart/LE bike power devices


    • Stealth EVO+
    • Stealth 50
    • Strada Smart
    • Padrone Smart
    • Padrone Smart+


    • Edge 500
    • Edge 510*
    • Edge 520*
    • Edge 800
    • Edge 810*
    • Edge 820*
    • Edge 1000*
    • Edge Explore 1000*
    • epix*
    • Forerunner 310XT
    • Forerunner 910XT*
    • Forerunner 920XT*
    • fenix 2*
    • fenix 3*
    • fenix 3 HR*

    * These Garmin devices are recommended as they provide dual-related power metrics such as left-right balance percentage

    iOS Apps

    • CatEye Cycling
    • Endomondo
    • Strava
    • TrainerRoad
    • Wahoo Fitness: Workout Tracker
    • plus other apps supporting Bluetooth Smart/LE bike power devices


    • M450
    • V800 BTLE

    Please note the Polar V650 is not compatible


    • Ambit3 Sport (Bluetooth)
  • Product Details
  • Delivery & Returns

    How long will it take to arrive?

    Please check the stock availability notice on your item when placing your order. This item is: In stock.

    Express Delivery Available If ordered before 8pm, delivered by courier next working day. Available on orders placed before 8pm (2pm weekends and Bank Holidays) for delivery next business day. Applies to most delivery addresses within mainland UK.

    How will I know it has been sent?

    You will receive an email to confirm when your item has been sent.

    You can also check the status of your order and individual items by accessing My Account details and following the prompts.

    Please allow 10 working days from dispatch of your order before notifying us of any late deliveries.

    It may be advisable to check with your neighbours to see if a parcel has been left with them, check any outhouses you might have where it may be left if it cannot fit through your letterbox and contact your local sorting office to see if the item has been returned to the depot as undelivered and awaiting collection.

    If I'm not completely happy with my item?

    Please see our returns policy.

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