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General repair instructions > < Overview - power transmission
Calculating overall gear ratio „i“
Calculating overall gear ratio „i“
Ratio
   
Ratio=Number of teeth; driven gear:Number of teeth; driving gear

   
Gear ratiosFormula
iG=Gear ratioZG2 : = ZG1 :
iA=Axle ratioZA2 : ZA1
itotal.=Overall ratioiG x iA

   
Example: 
 6. gearFinal group
Driving gearZG1 = 37ZA1 = 8
driving gearZG2 = 27ZA2 = 30

   
Calculations:
iG=27 : 37 = 0,730
iA=30 : 8 = 3,750
itotal.=0.730 x 3.750 = 2.7375

   

General repair instructions > < Overview - power transmission