Notes: 119818-22090 PISTON ASSY is original YANMAR product. 119818-22090 PISTON ASSY5 is commonly used in transmissions/axles/engines 3TNE78A-KG2, 3TNE78AG2A01, 3TNE78A-ESA0, 3TNE78AG1A01, 3TNE78ACEG1A, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849