Notes: 119624-22900 PISTON ASSY, 0.25 OS is original YANMAR product. 119624-22900 PISTON ASSY, 0.25 OS5 is commonly used in transmissions/axles/engines 3TNE74-EDO, 3TNE74-ENSR2, 3TNE74-ENYBC, 3TNE74-ENYBB, 3TNE74-NYB, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849