Notes: 714880-22582 PISTON ASSY, 0.50 OS is original YANMAR product. 714880-22582 PISTON ASSY, 0.50 OS5 is commonly used in transmissions/axles/engines L70AE-D1, L70AE-DEKAYC, L70AE-DEMBYC, L70AE-DETMW2, L48ADVMK, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849