Notes: 24341-000400 O-RING, 1AS40.0 is original YANMAR product. 24341-000400 O-RING, 1AS40.05 is commonly used in transmissions/axles/engines 2TNV70-KAP, 2TNV70-KAP, 2TNV70-KAR, 2TNV70-KAR, 3TNV70-KBR, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849