Gear ratio

[Kevin Alexander]

Hi

Does anyone know how to amend the gear ratio on a garmin 1040 and sram Etap?

Just had a look and mines is completely wrong, not sure if that will affect the power information or if it will just be a wrong ratio

Thanks

 

[Kevin Alexander]

Found it, disregard

 

[ColinJ]

In case anybody else has the same problem... what is the answer?

 

[Smokin Joe]

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