Notes: 119516-22030 PISTON ASSY, 0.25 OS is original YANMAR product. 119516-22030 PISTON ASSY, 0.25 OS5 is commonly used in transmissions/axles/engines 2TNV70-APK, 2TNV70-KAP, 2TNV70-KAR, 3TNV70-KBR, 3TNV70-XPLW, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849