Notes: 129974-18020 TURBINE ASSY, RHF5 is original YANMAR product. 129974-18020 TURBINE ASSY, RHF52 is commonly used in transmissions/axles/engines 4TNV94HT-ZSKTC, 4TNV94HT-ZSKTC, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849