MPH Calculator
Snowmobile MPH/Gearing Calculator
 

 
Tach RPM:
 
* For the RX-1 use 1.1935
* For the EFI Genesis Engines, use 1.2333
* For all others use 1.00
   
   
** For Non-Overdrive use 1.00
** For Overdrive Ski Doo use .85
** For Overdrive Yamaha, Cat, or Polaris use .90
   
   
*** All Sleds Except M Series Arctic Cat use 2.52
*** M Series Cat is 3.0 Pitch or you have switched to 3.0 Pitch Drivers
   
   
   
   
  Clutch Gear Reduction: *
  Clutch Ratio: **
  Top Sprocket:  
  Bottom Sprocket:  
  Track Pitch: ***
  Number Of Driver Teeth:  
  CALCULATED MPH -->