Fitment guide
GEAR A, PRIMARY DRIVE (18T)
OEM number 23121-KW1-900. Every bike it fits.
OEM 23121-KW1-900
GEAR A, PRIMARY DRIVE (18T)
Fits 5 bikes in our catalogs
These are the bikes this number is listed for in the parts books we hold, plus corrections we have recorded. A bike missing here may be one we have not added yet.
Click a bike to see where this part sits on it: the diagram, its number there and the quantity.