Notes: 11429C-21600 GEAR, RING is original YANMAR product. 11429C-21600 GEAR, RING5 is commonly used in transmissions/axles/engines L48N6-PEMA, L48V6-M1, L48V6-PSU1, L48N5-GE, L48N5-GETM, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849