12-08-2021, 08:52 AM
|
 |
Senior Member
|
|
Join Date: Oct 2009
Posts: 5,827
|
|
Quote:
Originally Posted by Alistair
Gear ratio - I've used 40x18 and 40x20 for SSCX (700x33 cx tire) and 44x16 on pavement (700x32 slick). My mountain bike (29x2.3) was 32x16 or 32x18. I'd guess for a gravel/commuter, you'd want somewhere around 40x18 or 40x20, depending on hills.
|
32x16 = 40x20. 
|