Notes: 11429C-28510 SHAFT ASSY, BALANCER is original YANMAR product. 11429C-28510 SHAFT ASSY, BALANCER5 is commonly used in transmissions/axles/engines L48N6-PEMA, L48N6-PMA, L48N6-PY, L48N6-PY2D, L48N6-PYST, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849