Parts Unlimited front sprockets for the Honda Z50 from 1968-1981 & MR50K Elsinore. Check the fitment list for stock gearing, or change your sprocket size for re-gearing.
Equivalent to Honda OEM part numbers:
12T - 23800-045-670, 23800-045-671, 23800-045-000
Fits Honda:
Model - Year / Chain Size - Chain Length / Front Sprocket - Rear Sprocket
MR50K Elsinore - 1974-1975 / 420-92 / 12-43
Z50AK Mini Trail - 1969-1975 / 420-76 / 12-37 (Does not fit 68-69 K0 model with 415 chain)
Z50A Mini Trail - 1976-1978 / 420-76 / 12-37
Z50R - 1979-1981 / 420-76 / 12-37
