Notes: 24321-000850 O-RING, 1AG85.0 is original YANMAR product. 24321-000850 O-RING, 1AG85.05 is commonly used in transmissions/axles/engines 3TNE82A-ECB, 4TNE98-UPOMD2, 4TNE98-UPOMD, 4TNE98-UPOMD, 4TNE98-UPOMD2, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849