Notes: 129907-13500 SILENCER is original YANMAR product. 129907-13500 SILENCER5 is commonly used in transmissions/axles/engines 4TNV94L-PLK2, 4TNV94L-PLK, 4TNV94L-PIKA, 4TNV98T-NSA, 4TNV98T-GGE, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849