Description

4iiii Precision 3+ PRO Shimano Dura-Ace R9200 Dual-Sided Powermeter Crankset – 52/36T 170mm

WorldTour-proven power tracking technology meets the most iconic road groupset on the planet. The 170 mm Shimano Dura-Ace R9200 crankset, equipped with 52/36T semi-compact chainrings, features the fully integrated 4iiii Precision 3+ PRO dual-sided powermeter. This system delivers real, independent left and right leg data tracking with a laboratory-grade precision of +/- 1.0%.

Engineered to meet the strict demands of professional riders, this top-tier power meter boasts an ultra-low profile design that clears virtually any frame, a record-breaking battery life of up to 550 hours on standard coin cells, and native integration with the Apple Find My network. A pinnacle component to track your training blocks, optimize your pacing strategy, and master every single watt.

• Power Type: Dual-Sided (Independent Left and Right true power measurement)

• Crank Specifications: Shimano Dura-Ace FC-R9200, 170 mm arm length

• Gearing: 52-36T (Semi-Compact) optimized for 12-speed drivetrains

• Accuracy: +/- 1.0% margin of error with active automatic temperature compensation

• Connectivity: ANT+, Bluetooth Smart, and Apple Find My integration

• Regular Price: € 1,570.00 | Special Price: € 999.00

• CicloBottega Perk: Free Shipping across Italy!

In-Depth Description

Fuel your performance with gold-standard metrics: the balanced dual-sided system chosen by the peloton.

In high-performance cycling, data precision is the fine line separating a podium finish from a standard day in the saddle. The 4iiii Precision 3+ PRO system, factory-installed onto Shimano’s flagship Dura-Ace R9200 crankset, is a scientific-grade tool designed for athletes who refuse to compromise. By tracking separate force measurements on both the right and left crank arms, it allows you to analyze pedal balance, torque effectiveness, and pedal smoothness in real-time—making it easy to identify and correct right/left muscular imbalances.

Precision 3+ Platform: 550-Hour Battery Life & Apple Find My Tracking

The 3+ architecture represents the cutting edge of 4iiii's hardware lineup. The internal circuitry has been fully optimized to squeeze up to 550 hours of continuous riding out of two common CR2032 coin cell batteries, keeping data exceptionally precise even during wild mountain temperature swings thanks to automatic thermal calibration. On top of that, native integration with the Apple Find My protocol allows you to link your power meter directly to your iPhone or iPad. If your bike is lost or stolen, you can track its geographical location on the map using Apple’s global device network, even when the power meter is turned off.

Ultra-Thin Clearance & Uncompromised Shimano Rigidity

4iiii sensors are renowned for being the lightest and most compact strain-gauge pods on the market. Measuring only a few millimeters thick on the inner face of the non-drive arm, this crankset clears almost every aero and climbing carbon frame on the market, completely removing the risk of the housing rubbing against the chainstay. Shimano's forged aluminum Hollowtech II architecture ensures the highest stiffness-to-weight ratio in the cycling world.

Universal Connectivity and Advanced Analytics

By broadcasting simultaneously via ANT+ and Bluetooth Smart, this power meter pairs instantly with all modern cycling computers (Garmin Edge, Wahoo Elemnt, Bryton, Hammerhead) as well as popular virtual indoor training applications like Zwift, TrainerRoad, and Rouvy, ensuring a stable signal without data dropouts.

Technical Components Specifications

What's in the Box

• 1x Shimano Dura-Ace FC-R9200 Crankset (170mm, 52-36T) with pre-installed dual-sided 4iiii sensors

• 2x High-capacity CR2032 coin-cell batteries

• 1x Genuine Shimano left crank arm fixing cap

FAQ – Frequently Asked Questions

Q: How can I verify if the clearance between my left crank arm and the frame is sufficient?

A: 4iiii Precision 3+ sensors feature an incredibly sleek profile (approx. 5.5 mm thick), eliminating almost all frame clearance worries. For peace of mind, you can perform the "allen key test": if you can slide a standard 6 mm allen key freely between your frame's chainstay and the middle section of your current left crank arm without touching, this power meter will fit flawlessly.

Q: Can I use this Dura-Ace crankset on a 12-speed Shimano Ultegra or 105 groupset?

A: Absolutely. Since it utilizes the standard 24 mm Hollowtech II axle configuration and 12v chainline specifications, it is 100% mechanically and electronically compatible with both Shimano Ultegra R8100 and 105 R7100 12-speed groups.

Q: Does the Apple Find My feature work if I use an Android smartphone?

A: Power and cadence data streaming via ANT+ and Bluetooth works perfectly with any head unit, Android device, or smart trainer. However, the geographic tracking feature "Find My" is proprietary to the Apple ecosystem (iPhone, iPad, Mac, Apple Watch) and requires an Apple device to set up and track.

CicloBottega Workshop Tech Tip

Expert Advice:

If you follow structured training blocks or want to step up your pacing game during grueling mountain sportives, a dual-sided power meter is an invaluable asset. It highlights exactly how much power each leg produces, helping you identify asymmetries that could lead to injury or indicate improper bike-fit posture. Getting your hands on Shimano’s flagship crankset with an integrated dual-sided power meter at € 999.00—saving over € 570 off the regular retail price—is the deal of the year for your ride.

Pro-tip for maximum accuracy: Remember to perform a zero-offset calibration via your bike computer or the official 4iiii app before every major ride. To do this correctly, ensure your bicycle is completely stationary, position the crank arms vertically at the 6 o'clock and 12 o'clock positions (perpendicular to the ground), and make sure there is no weight or tension applied to either pedal. It takes just a few seconds and guarantees pristine watt tracking from your first shift to your final sprint.

Shipping and Warranty

• Free Italian Shipping: This premium component qualifies for complimentary insured express shipping across Italy, delivering to your door in 24/48 hours.

• Official Warranty: Brand new, 100% genuine product sourced directly through the official RMS/Shimano Italy distribution network, covered by a full 2-year manufacturer warranty.