You can read my
blog about the gear calculator
for a better understanding of how this works.
Tire Size
ISO-47-559 (26"/MTB)
ISO-54-559 (26"/MTB)
ISO-57-559 (26"/MTB)
ISO-20-622 (700x20C)
ISO-23-622 (700x23C)
ISO-25-622 (700x25C)
IOS-28-622 (700x28C)
ISO-32-622 (700x32C)
ISO-37-622 (700x35C)
ISO-40-622 (700x38C)
ISO-44-622 (700x42C)
ISO-47-622 (700x45C)
ISO-28-630 (27"x1 1/8)
ISO-32-630 (27"x1 1/4)
Lower desired cadence (in RPM)
Higher desired cadence (in RPM)
Front crankset teeth (comma seperated)
Rear Cassette teeth (comma seperated)