Brand new Shiny purchased from old line Honda dealer that went out of business,
Middle hole opening 8.6 cm diameter 4 bolt mounting at 7.8 cm on center
One tooth less than stock, will give you slightly higher top speed or lower rpm cruising in top gear .
Please count your number of sprocket teeth, and check your bolt pattern distances and center opening
These sprockets are new and within +- 2 teeth of specified OEM sprocket sizes from Reputable Sprocket Charts. Smaller number of teeth give you faster acceleration. Larger number of teeth give you more top speed.