Notes: 129C01-18010 TURBINE ASSY, RHF4 is original YANMAR product. 129C01-18010 TURBINE ASSY, RHF45 is commonly used in transmissions/axles/engines 4TNV86CT-PTB1, 4TNV86CT-PTB, 4TNV86CT-MKTFK, 4TNV86CHT-MAW, 4TNV86CT-DKK, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849