Notes: 26216-080402 STUD, M8X 40 is original YANMAR product. 26216-080402 STUD, M8X 405 is commonly used in transmissions/axles/engines 3TNE68C-KG2, 4TNE84-AF, 4TNE84-EAD, 4TNE84-EAD1, 4TNE84-EAF, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849