Notes: 129136-77250 BOLT M 8X105 is original YANMAR product. 129136-77250 BOLT M 8X1055 is commonly used in transmissions/axles/engines 3TNE78A-KG2, 3TNE82A-AF, 4TNE88-NSR, 4TNE88-NSW, 4TNE88-BEN, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849