Notes: 129900-42140 O-RING, P36 is original YANMAR product. 129900-42140 O-RING, P365 is commonly used in transmissions/axles/engines 4TNV94L-NCKM, 4TNV94L-NCKS, 4TNV94L-NCKS, 4TNV94L-NCKM, 4TNE98-UPOMD2, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849