Notes: 22117-050000 WASHER, 5 is original YANMAR product. 22117-050000 WASHER, 55 is commonly used in transmissions/axles/engines 3TNE68-ELG4, 4TNE88-G1A1, 4TNE88-G1A01, 4TNE88-EG1A, 4TNE88-ESA, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849