You are reading a single comment by @Emyr and its replies.
Click here to read the full conversation.
London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
This site is supported almost exclusively by donations. Please consider donating a small amount regularly.
@Emyr
higher = "harder", hence top gear is the one where you go furthest per revolution.
32/19 is a higher gear than 32/20.
For a 35mm tyre on a 622mm rim, 32/19 is just below 46 gear inches, which seems at the upper end of current polo trend. 32/20 is about 43.5 GI. 33/20 would be 45 GI.