Notes: 26453-080252 BOLT, M8X 25 is original YANMAR product. 26453-080252 BOLT, M8X 255 is commonly used in transmissions/axles/engines L100AEDIFP2Y, L100AEDEIFP1, L100AEDEIFP2, L100AEDIFP1Y, L100AE-DEIMYC, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849