Notes: 119802-03120 COVER, DIAPHRAGM is original YANMAR product. 119802-03120 COVER, DIAPHRAGM5 is commonly used in transmissions/axles/engines 3TNV84-GDG, 4TNV84-KVA, 4TNV84-KWA, 4TNV88-KIR, 4IRH8N-2, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849