Notes: 129404-18770 ROTOR SET is original YANMAR product. 129404-18770 ROTOR SET5 is commonly used in transmissions/axles/engines 4TNE84T-NS, 3TNE84T-NS, 4TNE84T-GB2C, 4TNE84T-GB2CT, 4TNE84T-GB2S, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849