Notes: 129611-18040 TURBINE, RHB31GW is original YANMAR product. 129611-18040 TURBINE, RHB31GW5 is commonly used in transmissions/axles/engines 4TNE84MT-EK, 4TNV84T-BGYM, 4TNV84T-GKM, 4TNV84T-GMG, 4TNV84T-GMG, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849