Notes: 129129-77450 BEARING, BALL is original YANMAR product. 129129-77450 BEARING, BALL5 is commonly used in transmissions/axles/engines 2TNV70-NMBA, 3TNE68-HIN, 3TNE74-HIN, 3TNE74-HT, 3TNE78A-HP, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849