PRECISION 9g worlds lightest powermeter.

4iiii PRECISION Powermeter Factory Install on Shimano’s Dura-Ace FC-R9100 crankset

The pairing was extensively tested on the cobblestones of the legendary Paris-Roubaix by top World Tour team Quick- Step Floors.

The 4iiii left-side PRECISION Powermeter is the perfect performance partner for Shimano’s latest and lightest crankset. Developed from the crank arm preferred by pros, the new Dura-Ace FC-R9100 crankset is 7g lighter than the previous generation Dura-Ace FC-9000, and the perfect partner for the world’s lightest powermeter: PRECISION from 4iiii Innovations. Offered as a Factory Install option for the FC-R9100, PRECISION adds just 9 grams to the inside of the left crank arm. Streamlined ordering ensures rapid turn-around when customers ship their cranks for installation.

Product Development Leader, Billy Chan, notes that “4iiii is committed to supporting and enhancing the latest innovations in the industry. We focus on ease of use and expanding compatibility across a wide range of crank models.”

PRECISION is the power provider of World Tour teams Quick-Step Floors and BORA-hansgrohe. In the heat and spray of Bermuda, the crews of the ORACLE TEAM USA, defending champions of America’s Cup and SoftBank Team Japan are foiling catamarans equipped with PRECISION. PRECISION is completely waterproof to ensure durability and reliability in all conditions.

4iiii Factory Install for PRECISION Powermeter provides the lightest, most accurate and customizable left-side powermeter for the Shimano Dura-Ace FC-R9100. The Factory Install will be available online for $399.99 US starting May 2017 at
4iiii is a sports technology company based in Cochrane, Alberta at the threshold of the Canadian Rocky Mountains and in the heart of a recreational paradise. We are a team of engineers and athletes dedicated to improving individual performance through the development of highly accurate and easily accessed data delivery products.


4iiii PRECISION Factory Install on Dura Ace FC-R9100

Download the official Dura-Ace FC-R9100 and PRECISION Factory Install press release here. (PDF)

For media inquiries:

Suzanne Hamilton
Marketing and Communications
800.218.3095 Ext. 200

4iiii Innovations Inc
228 River Ave
Cochrane, AB CAN
T4C 2C1

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