Notes: 129046-18010 TURBINE, RHB31 is original YANMAR product. 129046-18010 TURBINE, RHB312 is commonly used in transmissions/axles/engines 3TNV84T-BGKL, 3TNV84T-BGKLF, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849