Use our calculator to determine the top speed and gear ratio for your tire size. Input the tire diameter, highest engine rpm, number of teeth on your clutch or torque converter jack shaft and the number of teeth on the axle sprocket. If you go higher than the recommended mph then the possibility of excessive slipping of the . Powershift Transmissions . In this formula , Srefers to the rotational speed of the drive gear , Trefers to the teeth in the drive gear , and Sand Tto the speed and teeth of the driven gear.
Fill in the variables until you have . This calculator determines potential speed , gear ratio and the size of the drive wheel. Note: If this site is not working, please contact me at mpg at woodsware dot com. You can now save bikes to the database. If the bike you want is not showing in the dropdown, please use the filter to search. The following equations and calculators will estimate the resultant vehicle speed at a known rpm for a manual transmission with up to six forward gears.
We also have a calculator for speedometer correction after tire or wheel size changes or after ring gear and pinion changes. You might also want to know how to calculate a ratio for the ring gear and pinion, or the potential speed for a given set of driveline equipment specifications.
We urge you to drive safely. What combination is best for hilly courses, technical courses or flat ones? Compare all the gearing options you are considering and pick the best one. Added option to see the gear ratio in gear inches . Then you might need to change your gear ratio to keep up!
Enter your new tire diameter, your old tire diameter and your present gear ratio to find out your new gear ratio. Speedometer Converter When you buy bigger or smaller tires, your speed will . With the transmission in high gear , the output of the transmission is the same as the input speed , or a ratio or 1:1. Lower gears have a higher numbers, meaning the input turns faster than the output. The transfer case is also 1:in normal range, but low . Change Sprockets – Change Speed. We have included this amazing tool to help you calculate the gear ratios on your motorcycle, RPM Vs.
Contact us with any questions you may have. You need to know how to calculate the mechanical advantage obtained by using levers, the velocity ratio in levers and pulley systems, and gear ratio and output speed when using gears. Ring-and-pinion selection made easy!
Calculate rpm for a given speed in top gear. Save yourself the headache and let us figure out your ring-and-pinion gear ratio !
Check the theoretical vehicle speeds , RPM drops per gear and mile per hour pulls. Enter the maximum potential safe engine RPM. The value will be returned in estimated differential gear ratio , based on the entered values. To do another, enter a new set of values. Electric scooter motor and gear ratio guide with gear ratio calculator.
It does not matter how many gears are in between the drive gear and the last one. Gear ratio can also be expressed using the .