Notes: 114240-22050 PISTON ASSY, 0.50 OS is original YANMAR product. 114240-22050 PISTON ASSY, 0.50 OS5 is commonly used in transmissions/axles/engines L70V5AJ8T2AAWK, L70V5EA1C1AA, L70V5EA1C1HABE, L70V5EJ0C1HAPR, L70V5EJ1C1HAAY, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849