Hello !! my name is Charles, living in Argentina, I just purchased a GS 750 totally original, it was imported used in 1984 and stayed with de one owner since that date,it has 48.000 km the frame nº is 1J 200484 and the motor nº is 1J-200418, it has not alloy wheels and all the stickers are in Japanise. I´d like to know wich is the date of manufacture, i don´t know how, some bodie can help me ?? thanks a lot and sorry for my bad english typing ! best regards Charly