New old stock,genuine YAMAHA  LEFT hand  crankshaft seal ,for the RD500LC 1985 ,RD250LC 1980-81 ,RD350LC 82-92 ,RD350F 1985 ,RZ350,TZR250 ,TDR250 TFZ350   ,  ETC   MODELS .  This is a special oil seal .

NLA FROM YAMAHA. NOWADAYS.