Notes: 26450-050122 BOLT, M5X 12 is original YANMAR product. 26450-050122 BOLT, M5X 125 is commonly used in transmissions/axles/engines 4TNV88-BKMS, 4TNV88-BDMS, 4TNV88-BDMSF, 4TNE88-EMS, 4TNE88-MS, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849