How to install a power meter on your bike

Installing and using the 4iiii Precision Powermeter

Aug. 28, 2019 - Willem L. Middelkoop

After I created a minimal road bike, I decided to install a power meter to find out what's it like to measure the power output of my legs. What can you learn from a power meter? Is it difficult to install? Is it worth it? Read along to find out.

Connecting the 4iiii Precision Powermeter to the Cyclemeter app

4iiii Precision Powermeter - used by the professional cycling team Quick-Step / Bora Hansgrohe

Wahoo RFLKT+ showing realtime data from my bike computer app - obviously I was standing still here... all the zero's (except my heart rate)

Tightening the crank arm using a torque wrench

The crank arm has it's model and length written on it, on my bike that's: FC-5800, 172.5MM

Zero offset calibration is very important for accurate measurements

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