Notes: 129423-77210 ALTERNATOR, 12V-40A is original YANMAR product. 129423-77210 ALTERNATOR, 12V-40A5 is commonly used in transmissions/axles/engines 2TNV70-APK, 3TNM74F-NCKTF, 3TNM74F-NHPGE, 3TNM74F-SAMW, 3TNV70-PFN, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849