Notes: 114139-59160 PIPE ASSY, RETURN is original YANMAR product. 114139-59160 PIPE ASSY, RETURN4 is commonly used in transmissions/axles/engines L48N6-PYT, L48N6-PYTYI, L48N6-PYT2, L48N6-PYT, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849