Snowmobile Online Gearing Calculator

Nov. 01, 2005 By ORC STAFF
Enter the number of teeth on the top and bottom sprockets and the center distance in inches between the drive shaft and jack shaft to have the calculator determine the proper chain pitch. Then enter the number of cogs on the drive sprocket and the engine RPM to have the calculator figure the MPH for the gear ratio and engine RPM.


Top Sprocket
number of teeth

Bottom Sprocket
number of teeth

Center Distance
in inches

Chain Pitch

Drive Sprocket
number of cogs

Final Clutch Ratio
(eg. 1:1)

Engine RPM

Miles Per Hour

Calculations made with this program are believed to be accurate but are not guaranteed. Newsletter
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