Notes: 129916-22081 PISTON ASSY, DI is original YANMAR product. 129916-22081 PISTON ASSY, DI4 is commonly used in transmissions/axles/engines 4TNE94-DB, 4TNE94-DBC, 4TNE94-DBC, 4TNE94-DB, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849