Gear Ratio Calculator
Gear ratios may seem hard to calculate or too complex. If so, we can help. We made this simple calculator to help you calculate your gear ratios. Currently, it only works with non-compound gearboxes. We are working on a version which works with compound gear boxes, but it is not yet finished. The gear ratio is calculated then output as a 1 to x ratio. The math is shown below.
Last Gear / First Gear = x