Single Speed Mountain Bike Gear Ratio Chart
If you had to change to 30t chainring on the sram drivetrain you would achieve similar gear ratios as the shimano xt of 30 42 0 714 and 30 10 3 000.
Single speed mountain bike gear ratio chart. A larger number indicates a large gear that is harder to turn over and is used for higher speed. I ride my single speed with a 32t chainring 14t cog. 80 is green 50ish 80 blue and below 50 red. Using a gear inch chart is one way to compare gear ratios without riding the bike.
To keep things simple let s look at just 29ers. Colors group similar values. Gear ratio s in the bike gear ratio chart are determined by dividing the number of teeth on the front chainring by the number of teeth on the rear cog. Im not sure if i should stick with it and toughen up or lower the ratio.
Ratio of the lowest gear of your setup. I want to get use to riding a good gear ratio for trails and maybe eventually race. Shows table of all possible chainring sprocket combinations with gear ratio. Moving your mouse over the ratio will show speed you will achieve by pedaling at 100 rpm.
Know that this value does depend on wheel size. 3 is green 2 3 blue and below 2 red. For one revolution of the pedal your bike will travel a certain number of inches. Ratio of the highest gear of your setup.
An intro to bike. What gear ratio do most single speed mtb racers use. Here s a simple way to think about gear inch combinations. The starting point for most folks and possibly the most commonly thrown about catch phrase in single speeding is 2 1 which refers to a common gearing ratio or in other words a gear combo wherein the chain ring front gear has twice as many teeth as the cog rear gear 32 16 being a very common variation.
Colors group similar values.