In this schematic the "Circlip" is used most often.
Parts such as the Shift Shaft: Spring, Compression, Arandela Plana, Plate, Stopper, Arandela Plana are included in the Tzr50 2007 5wxp Switzerland 1f5wx-361e1 Shift Shaft parts fiche.
The lowest price component in this Shift Shaft parts-list fiche is the Arandela Plana.