Notes: 129155-51140 PIN is original YANMAR product. 129155-51140 PIN5 is commonly used in transmissions/axles/engines 2TNV66-DMC, 2TNV66-DMIN, 2TNV70-ASG, 2TNV70-HGB2BT, 2TNV70-KAP, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849