Motorcycle Gear Ratio/ Sprocket Calculator

Change any values below and see what happens!

77 KZ 900 Modified Gearing (Edit)

Gear Ratio Actual MPH & RPM RPM After Shift @ 9000 RPM RPM @ MPH
1 13.4 54.39 MPH 9101 RPM
2 9.26 78.71 MPH 6218 RPM 6289 RPM
3 7.05 103.38 MPH 6857 RPM 4788 RPM
4 5.84 124.8 MPH 7456 RPM 3966 RPM
5 5.16 141.25 MPH 7951 RPM 3504 RPM
6 0 0 MPH 0 RPM 0 RPM
Teeth   Rear Sprocket: Teeth  = Final Drive Ratio

(In Inches)
 
Graph