New Old Stock Front Sprocket Yamaha 214-17461-30 13t

New Old Stock Aftermarket Front Drive Sprocket Made To Fit:
Yamaha OEM Part # 214-17461-30

DT1, DT1B, DT1C, DT1MX 1968-71
DT250 1974-76
DT2MC 1972
DT360 1974
DT400, DT400B, DT400C 1975-76
RT1, RT1B, RT1MX 1970-71
RT2, RT2MX 1972
YZ400, YZ400C 1976
SC500 1973-74
TT500, TT500F 1979
XT500 1976-81

It is 13 tooth has 13 splines on the inside. Outer diameter is approximatley 2 3/4", inside hole is 7/8" across.