Thread: Best ratio for keeping up with road bikes on mixed terrain
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Old 12-31-22 | 06:20 PM
  #10  
wolfchild
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From: Mississauga/Toronto, Ontario canada

Bikes: I have 3 singlespeed/fixed gear bikes

Originally Posted by LarrySellerz
My ratio is 61.3 gear inches.
I am using 42 x 18 with 700 x 45mm gravel tires and it works out to be 65 GI... one of my other bikes also has 42 x 18 drivetrain but with 32 mm tires and that works out to 62.9 GI.
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